diff --git a/doc/src/sgml/config.sgml b/doc/src/sgml/config.sgml
index a782f10998..129e44702a 100644
--- a/doc/src/sgml/config.sgml
+++ b/doc/src/sgml/config.sgml
@@ -642,7 +642,7 @@ include_dir 'conf.d'
      <variablelist>
 
      <varlistentry id="guc-listen-addresses" xreflabel="listen_addresses">
-      <term><varname>listen_addresses</varname> (<type>string</type>)
+      <term><varname>listen_addresses</varname> (<type>string</type>) - default is localhost
       <indexterm>
        <primary><varname>listen_addresses</varname> configuration parameter</primary>
       </indexterm>
@@ -678,7 +678,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-port" xreflabel="port">
-      <term><varname>port</varname> (<type>integer</type>)
+      <term><varname>port</varname> (<type>integer</type>) - default is 5432
       <indexterm>
        <primary><varname>port</varname> configuration parameter</primary>
       </indexterm>
@@ -693,7 +693,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-max-connections" xreflabel="max_connections">
-      <term><varname>max_connections</varname> (<type>integer</type>)
+      <term><varname>max_connections</varname> (<type>integer</type>) - default is 100
       <indexterm>
        <primary><varname>max_connections</varname> configuration parameter</primary>
       </indexterm>
@@ -722,7 +722,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-reserved-connections" xreflabel="reserved_connections">
-      <term><varname>reserved_connections</varname> (<type>integer</type>)
+      <term><varname>reserved_connections</varname> (<type>integer</type>) - default is 0
       <indexterm>
        <primary><varname>reserved_connections</varname> configuration parameter</primary>
       </indexterm>
@@ -755,7 +755,7 @@ include_dir 'conf.d'
      <varlistentry id="guc-superuser-reserved-connections"
      xreflabel="superuser_reserved_connections">
       <term><varname>superuser_reserved_connections</varname>
-      (<type>integer</type>)
+      (<type>integer</type>) - default is 3
       <indexterm>
        <primary><varname>superuser_reserved_connections</varname> configuration parameter</primary>
       </indexterm>
@@ -785,7 +785,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-unix-socket-directories" xreflabel="unix_socket_directories">
-      <term><varname>unix_socket_directories</varname> (<type>string</type>)
+      <term><varname>unix_socket_directories</varname> (<type>string</type>) - default is /tmp, on Windows is an empty string
       <indexterm>
        <primary><varname>unix_socket_directories</varname> configuration parameter</primary>
       </indexterm>
@@ -836,7 +836,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-unix-socket-group" xreflabel="unix_socket_group">
-      <term><varname>unix_socket_group</varname> (<type>string</type>)
+      <term><varname>unix_socket_group</varname> (<type>string</type>) - default is an empty string
       <indexterm>
        <primary><varname>unix_socket_group</varname> configuration parameter</primary>
       </indexterm>
@@ -862,7 +862,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-unix-socket-permissions" xreflabel="unix_socket_permissions">
-      <term><varname>unix_socket_permissions</varname> (<type>integer</type>)
+      <term><varname>unix_socket_permissions</varname> (<type>integer</type>) - default is 0777
       <indexterm>
        <primary><varname>unix_socket_permissions</varname> configuration parameter</primary>
       </indexterm>
@@ -912,7 +912,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-bonjour" xreflabel="bonjour">
-      <term><varname>bonjour</varname> (<type>boolean</type>)
+      <term><varname>bonjour</varname> (<type>boolean</type>) - default is off
       <indexterm>
        <primary><varname>bonjour</varname> configuration parameter</primary>
       </indexterm>
@@ -927,7 +927,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-bonjour-name" xreflabel="bonjour_name">
-      <term><varname>bonjour_name</varname> (<type>string</type>)
+      <term><varname>bonjour_name</varname> (<type>string</type>) - default is an empty string
       <indexterm>
        <primary><varname>bonjour_name</varname> configuration parameter</primary>
       </indexterm>
@@ -952,7 +952,7 @@ include_dir 'conf.d'
      <variablelist>
 
      <varlistentry id="guc-tcp-keepalives-idle" xreflabel="tcp_keepalives_idle">
-      <term><varname>tcp_keepalives_idle</varname> (<type>integer</type>)
+      <term><varname>tcp_keepalives_idle</varname> (<type>integer</type>) - default is 0
       <indexterm>
        <primary><varname>tcp_keepalives_idle</varname> configuration parameter</primary>
       </indexterm>
@@ -975,7 +975,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-tcp-keepalives-interval" xreflabel="tcp_keepalives_interval">
-      <term><varname>tcp_keepalives_interval</varname> (<type>integer</type>)
+      <term><varname>tcp_keepalives_interval</varname> (<type>integer</type>) - default is 0
       <indexterm>
        <primary><varname>tcp_keepalives_interval</varname> configuration parameter</primary>
       </indexterm>
@@ -998,7 +998,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-tcp-keepalives-count" xreflabel="tcp_keepalives_count">
-      <term><varname>tcp_keepalives_count</varname> (<type>integer</type>)
+      <term><varname>tcp_keepalives_count</varname> (<type>integer</type>) - default is 0
       <indexterm>
        <primary><varname>tcp_keepalives_count</varname> configuration parameter</primary>
       </indexterm>
@@ -1018,7 +1018,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-tcp-user-timeout" xreflabel="tcp_user_timeout">
-      <term><varname>tcp_user_timeout</varname> (<type>integer</type>)
+      <term><varname>tcp_user_timeout</varname> (<type>integer</type>) - default is 0
       <indexterm>
        <primary><varname>tcp_user_timeout</varname> configuration parameter</primary>
       </indexterm>
@@ -1038,7 +1038,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-client-connection-check-interval" xreflabel="client_connection_check_interval">
-      <term><varname>client_connection_check_interval</varname> (<type>integer</type>)
+      <term><varname>client_connection_check_interval</varname> (<type>integer</type>) - default is 0
       <indexterm>
        <primary><varname>client_connection_check_interval</varname> configuration parameter</primary>
       </indexterm>
@@ -1082,7 +1082,7 @@ include_dir 'conf.d'
 
      <variablelist>
      <varlistentry id="guc-authentication-timeout" xreflabel="authentication_timeout">
-      <term><varname>authentication_timeout</varname> (<type>integer</type>)
+      <term><varname>authentication_timeout</varname> (<type>integer</type>) - default is 1m
       <indexterm><primary>timeout</primary><secondary>client authentication</secondary></indexterm>
       <indexterm><primary>client authentication</primary><secondary>timeout during</secondary></indexterm>
       <indexterm>
@@ -1105,7 +1105,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-password-encryption" xreflabel="password_encryption">
-      <term><varname>password_encryption</varname> (<type>enum</type>)
+      <term><varname>password_encryption</varname> (<type>enum</type>) - default is scram-sha-256
       <indexterm>
        <primary><varname>password_encryption</varname> configuration parameter</primary>
       </indexterm>
@@ -1136,7 +1136,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-scram-iterations" xreflabel="scram_iterations">
-      <term><varname>scram_iterations</varname> (<type>integer</type>)
+      <term><varname>scram_iterations</varname> (<type>integer</type>) - default is 4096
       <indexterm>
        <primary><varname>scram_iterations</varname> configuration parameter</primary>
       </indexterm>
@@ -1156,7 +1156,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-krb-server-keyfile" xreflabel="krb_server_keyfile">
-      <term><varname>krb_server_keyfile</varname> (<type>string</type>)
+      <term><varname>krb_server_keyfile</varname> (<type>string</type>) - default is FILE:/usr/local/pgsql/etc/krb5.keytab
       <indexterm>
        <primary><varname>krb_server_keyfile</varname> configuration parameter</primary>
       </indexterm>
@@ -1178,7 +1178,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-krb-caseins-users" xreflabel="krb_caseins_users">
-      <term><varname>krb_caseins_users</varname> (<type>boolean</type>)
+      <term><varname>krb_caseins_users</varname> (<type>boolean</type>) - default is off
       <indexterm>
        <primary><varname>krb_caseins_users</varname> configuration parameter</primary>
       </indexterm>
@@ -1194,7 +1194,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-gss-accept-delegation" xreflabel="gss_accept_delegation">
-      <term><varname>gss_accept_delegation</varname> (<type>boolean</type>)
+      <term><varname>gss_accept_delegation</varname> (<type>boolean</type>) - default is off
       <indexterm>
        <primary><varname>gss_accept_delegation</varname> configuration parameter</primary>
       </indexterm>
@@ -1227,7 +1227,7 @@ include_dir 'conf.d'
 
      <variablelist>
      <varlistentry id="guc-ssl" xreflabel="ssl">
-      <term><varname>ssl</varname> (<type>boolean</type>)
+      <term><varname>ssl</varname> (<type>boolean</type>) - default is off
       <indexterm>
        <primary><varname>ssl</varname> configuration parameter</primary>
       </indexterm>
@@ -1243,7 +1243,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-ssl-ca-file" xreflabel="ssl_ca_file">
-      <term><varname>ssl_ca_file</varname> (<type>string</type>)
+      <term><varname>ssl_ca_file</varname> (<type>string</type>) - default is an empty string
       <indexterm>
        <primary><varname>ssl_ca_file</varname> configuration parameter</primary>
       </indexterm>
@@ -1262,7 +1262,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-ssl-cert-file" xreflabel="ssl_cert_file">
-      <term><varname>ssl_cert_file</varname> (<type>string</type>)
+      <term><varname>ssl_cert_file</varname> (<type>string</type>) - default is server.crt
       <indexterm>
        <primary><varname>ssl_cert_file</varname> configuration parameter</primary>
       </indexterm>
@@ -1279,7 +1279,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-ssl-crl-file" xreflabel="ssl_crl_file">
-      <term><varname>ssl_crl_file</varname> (<type>string</type>)
+      <term><varname>ssl_crl_file</varname> (<type>string</type>) - default is an empty string
       <indexterm>
        <primary><varname>ssl_crl_file</varname> configuration parameter</primary>
       </indexterm>
@@ -1298,7 +1298,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-ssl-crl-dir" xreflabel="ssl_crl_dir">
-      <term><varname>ssl_crl_dir</varname> (<type>string</type>)
+      <term><varname>ssl_crl_dir</varname> (<type>string</type>) - default is an empty string
       <indexterm>
        <primary><varname>ssl_crl_dir</varname> configuration parameter</primary>
       </indexterm>
@@ -1332,7 +1332,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-ssl-key-file" xreflabel="ssl_key_file">
-      <term><varname>ssl_key_file</varname> (<type>string</type>)
+      <term><varname>ssl_key_file</varname> (<type>string</type>) - default is server.key
       <indexterm>
        <primary><varname>ssl_key_file</varname> configuration parameter</primary>
       </indexterm>
@@ -1349,7 +1349,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-ssl-tls13-ciphers" xreflabel="ssl_tls13_ciphers">
-      <term><varname>ssl_tls13_ciphers</varname> (<type>string</type>)
+      <term><varname>ssl_tls13_ciphers</varname> (<type>string</type>) - default is HIGH:MEDIUM:+3DES:!aNULL
       <indexterm>
        <primary><varname>ssl_tls13_ciphers</varname> configuration parameter</primary>
       </indexterm>
@@ -1371,7 +1371,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-ssl-ciphers" xreflabel="ssl_ciphers">
-      <term><varname>ssl_ciphers</varname> (<type>string</type>)
+      <term><varname>ssl_ciphers</varname> (<type>string</type>) - default is HIGH:MEDIUM:+3DES:!aNULL
       <indexterm>
        <primary><varname>ssl_ciphers</varname> configuration parameter</primary>
       </indexterm>
@@ -1456,7 +1456,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-ssl-prefer-server-ciphers" xreflabel="ssl_prefer_server_ciphers">
-      <term><varname>ssl_prefer_server_ciphers</varname> (<type>boolean</type>)
+      <term><varname>ssl_prefer_server_ciphers</varname> (<type>boolean</type>) - default is on
       <indexterm>
        <primary><varname>ssl_prefer_server_ciphers</varname> configuration parameter</primary>
       </indexterm>
@@ -1481,7 +1481,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-ssl-groups" xreflabel="ssl_groups">
-      <term><varname>ssl_groups</varname> (<type>string</type>)
+      <term><varname>ssl_groups</varname> (<type>string</type>) - default is prime256v1
       <indexterm>
        <primary><varname>ssl_groups</varname> configuration parameter</primary>
       </indexterm>
@@ -1518,7 +1518,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-ssl-min-protocol-version" xreflabel="ssl_min_protocol_version">
-      <term><varname>ssl_min_protocol_version</varname> (<type>enum</type>)
+      <term><varname>ssl_min_protocol_version</varname> (<type>enum</type>) - default is TLSv1.2
       <indexterm>
        <primary><varname>ssl_min_protocol_version</varname> configuration parameter</primary>
       </indexterm>
@@ -1547,7 +1547,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-ssl-max-protocol-version" xreflabel="ssl_max_protocol_version">
-      <term><varname>ssl_max_protocol_version</varname> (<type>enum</type>)
+      <term><varname>ssl_max_protocol_version</varname> (<type>enum</type>) - default is to allow any version
       <indexterm>
        <primary><varname>ssl_max_protocol_version</varname> configuration parameter</primary>
       </indexterm>
@@ -1570,7 +1570,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-ssl-dh-params-file" xreflabel="ssl_dh_params_file">
-      <term><varname>ssl_dh_params_file</varname> (<type>string</type>)
+      <term><varname>ssl_dh_params_file</varname> (<type>string</type>) - default is an empty string
       <indexterm>
        <primary><varname>ssl_dh_params_file</varname> configuration parameter</primary>
       </indexterm>
@@ -1594,7 +1594,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-ssl-passphrase-command" xreflabel="ssl_passphrase_command">
-      <term><varname>ssl_passphrase_command</varname> (<type>string</type>)
+      <term><varname>ssl_passphrase_command</varname> (<type>string</type>) - default is an empty string
       <indexterm>
        <primary><varname>ssl_passphrase_command</varname> configuration parameter</primary>
       </indexterm>
@@ -1628,7 +1628,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-ssl-passphrase-command-supports-reload" xreflabel="ssl_passphrase_command_supports_reload">
-      <term><varname>ssl_passphrase_command_supports_reload</varname> (<type>boolean</type>)
+      <term><varname>ssl_passphrase_command_supports_reload</varname> (<type>boolean</type>) - default is off
       <indexterm>
        <primary><varname>ssl_passphrase_command_supports_reload</varname> configuration parameter</primary>
       </indexterm>
@@ -1664,7 +1664,7 @@ include_dir 'conf.d'
 
      <variablelist>
      <varlistentry id="guc-shared-buffers" xreflabel="shared_buffers">
-      <term><varname>shared_buffers</varname> (<type>integer</type>)
+      <term><varname>shared_buffers</varname> (<type>integer</type>) - default is 128MB
       <indexterm>
        <primary><varname>shared_buffers</varname> configuration parameter</primary>
       </indexterm>
@@ -1709,7 +1709,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-huge-pages" xreflabel="huge_pages">
-      <term><varname>huge_pages</varname> (<type>enum</type>)
+      <term><varname>huge_pages</varname> (<type>enum</type>) - default is try
       <indexterm>
        <primary><varname>huge_pages</varname> configuration parameter</primary>
       </indexterm>
@@ -1772,7 +1772,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-huge-page-size" xreflabel="huge_page_size">
-      <term><varname>huge_page_size</varname> (<type>integer</type>)
+      <term><varname>huge_page_size</varname> (<type>integer</type>) - default is 0
       <indexterm>
        <primary><varname>huge_page_size</varname> configuration parameter</primary>
       </indexterm>
@@ -1799,7 +1799,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-temp-buffers" xreflabel="temp_buffers">
-      <term><varname>temp_buffers</varname> (<type>integer</type>)
+      <term><varname>temp_buffers</varname> (<type>integer</type>) - default is 8MB
       <indexterm>
        <primary><varname>temp_buffers</varname> configuration parameter</primary>
       </indexterm>
@@ -1833,7 +1833,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-max-prepared-transactions" xreflabel="max_prepared_transactions">
-      <term><varname>max_prepared_transactions</varname> (<type>integer</type>)
+      <term><varname>max_prepared_transactions</varname> (<type>integer</type>) - default is 0
       <indexterm>
        <primary><varname>max_prepared_transactions</varname> configuration parameter</primary>
       </indexterm>
@@ -1866,7 +1866,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-work-mem" xreflabel="work_mem">
-      <term><varname>work_mem</varname> (<type>integer</type>)
+      <term><varname>work_mem</varname> (<type>integer</type>) - default is 4MB
       <indexterm>
        <primary><varname>work_mem</varname> configuration parameter</primary>
       </indexterm>
@@ -1905,7 +1905,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-hash-mem-multiplier" xreflabel="hash_mem_multiplier">
-      <term><varname>hash_mem_multiplier</varname> (<type>floating point</type>)
+      <term><varname>hash_mem_multiplier</varname> (<type>floating point</type>) - default is 2.0
       <indexterm>
        <primary><varname>hash_mem_multiplier</varname> configuration parameter</primary>
       </indexterm>
@@ -1935,7 +1935,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-maintenance-work-mem" xreflabel="maintenance_work_mem">
-      <term><varname>maintenance_work_mem</varname> (<type>integer</type>)
+      <term><varname>maintenance_work_mem</varname> (<type>integer</type>) - default is 64MB
       <indexterm>
        <primary><varname>maintenance_work_mem</varname> configuration parameter</primary>
       </indexterm>
@@ -1965,7 +1965,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-autovacuum-work-mem" xreflabel="autovacuum_work_mem">
-      <term><varname>autovacuum_work_mem</varname> (<type>integer</type>)
+      <term><varname>autovacuum_work_mem</varname> (<type>integer</type>) - default is -1
       <indexterm>
        <primary><varname>autovacuum_work_mem</varname> configuration parameter</primary>
       </indexterm>
@@ -1988,7 +1988,7 @@ include_dir 'conf.d'
 
      <varlistentry id="guc-vacuum-buffer-usage-limit" xreflabel="vacuum_buffer_usage_limit">
       <term>
-       <varname>vacuum_buffer_usage_limit</varname> (<type>integer</type>)
+       <varname>vacuum_buffer_usage_limit</varname> (<type>integer</type>) - default is 2MB
        <indexterm>
         <primary><varname>vacuum_buffer_usage_limit</varname> configuration parameter</primary>
        </indexterm>
@@ -2017,7 +2017,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-logical-decoding-work-mem" xreflabel="logical_decoding_work_mem">
-      <term><varname>logical_decoding_work_mem</varname> (<type>integer</type>)
+      <term><varname>logical_decoding_work_mem</varname> (<type>integer</type>) - default is 64MB
       <indexterm>
        <primary><varname>logical_decoding_work_mem</varname> configuration parameter</primary>
       </indexterm>
@@ -2038,7 +2038,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-commit-timestamp-buffers" xreflabel="commit_timestamp_buffers">
-      <term><varname>commit_timestamp_buffers</varname> (<type>integer</type>)
+      <term><varname>commit_timestamp_buffers</varname> (<type>integer</type>) - default is 0
       <indexterm>
        <primary><varname>commit_timestamp_buffers</varname> configuration parameter</primary>
       </indexterm>
@@ -2059,7 +2059,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-multixact-member-buffers" xreflabel="multixact_member_buffers">
-      <term><varname>multixact_member_buffers</varname> (<type>integer</type>)
+      <term><varname>multixact_member_buffers</varname> (<type>integer</type>) - default is 32
       <indexterm>
        <primary><varname>multixact_member_buffers</varname> configuration parameter</primary>
       </indexterm>
@@ -2078,7 +2078,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-multixact-offset-buffers" xreflabel="multixact_offset_buffers">
-      <term><varname>multixact_offset_buffers</varname> (<type>integer</type>)
+      <term><varname>multixact_offset_buffers</varname> (<type>integer</type>) - default is 16
       <indexterm>
        <primary><varname>multixact_offset_buffers</varname> configuration parameter</primary>
       </indexterm>
@@ -2097,7 +2097,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-notify-buffers" xreflabel="notify_buffers">
-      <term><varname>notify_buffers</varname> (<type>integer</type>)
+      <term><varname>notify_buffers</varname> (<type>integer</type>) - default is 16
       <indexterm>
        <primary><varname>notify_buffers</varname> configuration parameter</primary>
       </indexterm>
@@ -2116,7 +2116,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-serializable-buffers" xreflabel="serializable_buffers">
-      <term><varname>serializable_buffers</varname> (<type>integer</type>)
+      <term><varname>serializable_buffers</varname> (<type>integer</type>) - default is 32
       <indexterm>
        <primary><varname>serializable_buffers</varname> configuration parameter</primary>
       </indexterm>
@@ -2135,7 +2135,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-subtransaction-buffers" xreflabel="subtransaction_buffers">
-      <term><varname>subtransaction_buffers</varname> (<type>integer</type>)
+      <term><varname>subtransaction_buffers</varname> (<type>integer</type>) - default is 0
       <indexterm>
        <primary><varname>subtransaction_buffers</varname> configuration parameter</primary>
       </indexterm>
@@ -2156,7 +2156,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-transaction-buffers" xreflabel="transaction_buffers">
-      <term><varname>transaction_buffers</varname> (<type>integer</type>)
+      <term><varname>transaction_buffers</varname> (<type>integer</type>) - default is 0
       <indexterm>
        <primary><varname>transaction_buffers</varname> configuration parameter</primary>
       </indexterm>
@@ -2177,7 +2177,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-max-stack-depth" xreflabel="max_stack_depth">
-      <term><varname>max_stack_depth</varname> (<type>integer</type>)
+      <term><varname>max_stack_depth</varname> (<type>integer</type>) - default is 2MB
       <indexterm>
        <primary><varname>max_stack_depth</varname> configuration parameter</primary>
       </indexterm>
@@ -2211,7 +2211,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-shared-memory-type" xreflabel="shared_memory_type">
-      <term><varname>shared_memory_type</varname> (<type>enum</type>)
+      <term><varname>shared_memory_type</varname> (<type>enum</type>) - default is first supported option for that platform
       <indexterm>
        <primary><varname>shared_memory_type</varname> configuration parameter</primary>
       </indexterm>
@@ -2236,7 +2236,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-dynamic-shared-memory-type" xreflabel="dynamic_shared_memory_type">
-      <term><varname>dynamic_shared_memory_type</varname> (<type>enum</type>)
+      <term><varname>dynamic_shared_memory_type</varname> (<type>enum</type>) - default is first supported option for that platform
       <indexterm>
        <primary><varname>dynamic_shared_memory_type</varname> configuration parameter</primary>
       </indexterm>
@@ -2263,7 +2263,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-min-dynamic-shared-memory" xreflabel="min_dynamic_shared_memory">
-      <term><varname>min_dynamic_shared_memory</varname> (<type>integer</type>)
+      <term><varname>min_dynamic_shared_memory</varname> (<type>integer</type>) - default is 0
       <indexterm>
        <primary><varname>min_dynamic_shared_memory</varname> configuration parameter</primary>
       </indexterm>
@@ -2295,7 +2295,7 @@ include_dir 'conf.d'
 
      <variablelist>
      <varlistentry id="guc-temp-file-limit" xreflabel="temp_file_limit">
-      <term><varname>temp_file_limit</varname> (<type>integer</type>)
+      <term><varname>temp_file_limit</varname> (<type>integer</type>) - default is -1
       <indexterm>
        <primary><varname>temp_file_limit</varname> configuration parameter</primary>
       </indexterm>
@@ -2322,7 +2322,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-max-notify-queue-pages" xreflabel="max_notify_queue_pages">
-      <term><varname>max_notify_queue_pages</varname> (<type>integer</type>)
+      <term><varname>max_notify_queue_pages</varname> (<type>integer</type>) - default is 1048576
       <indexterm>
        <primary><varname>max_notify_queue_pages</varname> configuration parameter</primary>
       </indexterm>
@@ -2345,7 +2345,7 @@ include_dir 'conf.d'
 
      <variablelist>
      <varlistentry id="guc-max-files-per-process" xreflabel="max_files_per_process">
-      <term><varname>max_files_per_process</varname> (<type>integer</type>)
+      <term><varname>max_files_per_process</varname> (<type>integer</type>) - default is 1000 files
       <indexterm>
        <primary><varname>max_files_per_process</varname> configuration parameter</primary>
       </indexterm>
@@ -2390,7 +2390,7 @@ include_dir 'conf.d'
 
      <variablelist>
       <varlistentry id="guc-bgwriter-delay" xreflabel="bgwriter_delay">
-       <term><varname>bgwriter_delay</varname> (<type>integer</type>)
+       <term><varname>bgwriter_delay</varname> (<type>integer</type>) - default is 200ms
        <indexterm>
         <primary><varname>bgwriter_delay</varname> configuration parameter</primary>
        </indexterm>
@@ -2418,7 +2418,7 @@ include_dir 'conf.d'
       </varlistentry>
 
       <varlistentry id="guc-bgwriter-lru-maxpages" xreflabel="bgwriter_lru_maxpages">
-       <term><varname>bgwriter_lru_maxpages</varname> (<type>integer</type>)
+       <term><varname>bgwriter_lru_maxpages</varname> (<type>integer</type>) - default is 100 buffers
        <indexterm>
         <primary><varname>bgwriter_lru_maxpages</varname> configuration parameter</primary>
        </indexterm>
@@ -2437,7 +2437,7 @@ include_dir 'conf.d'
       </varlistentry>
 
       <varlistentry id="guc-bgwriter-lru-multiplier" xreflabel="bgwriter_lru_multiplier">
-       <term><varname>bgwriter_lru_multiplier</varname> (<type>floating point</type>)
+       <term><varname>bgwriter_lru_multiplier</varname> (<type>floating point</type>) - default is 2.0
        <indexterm>
         <primary><varname>bgwriter_lru_multiplier</varname> configuration parameter</primary>
        </indexterm>
@@ -2465,7 +2465,7 @@ include_dir 'conf.d'
       </varlistentry>
 
       <varlistentry id="guc-bgwriter-flush-after" xreflabel="bgwriter_flush_after">
-       <term><varname>bgwriter_flush_after</varname> (<type>integer</type>)
+       <term><varname>bgwriter_flush_after</varname> (<type>integer</type>) - default is 512kB on Linux, 0 elsewhere
        <indexterm>
         <primary><varname>bgwriter_flush_after</varname> configuration parameter</primary>
        </indexterm>
@@ -2511,7 +2511,7 @@ include_dir 'conf.d'
 
      <variablelist>
       <varlistentry id="guc-backend-flush-after" xreflabel="backend_flush_after">
-       <term><varname>backend_flush_after</varname> (<type>integer</type>)
+       <term><varname>backend_flush_after</varname> (<type>integer</type>) - default is 0
        <indexterm>
         <primary><varname>backend_flush_after</varname> configuration parameter</primary>
        </indexterm>
@@ -2541,7 +2541,7 @@ include_dir 'conf.d'
       </varlistentry>
 
       <varlistentry id="guc-effective-io-concurrency" xreflabel="effective_io_concurrency">
-       <term><varname>effective_io_concurrency</varname> (<type>integer</type>)
+       <term><varname>effective_io_concurrency</varname> (<type>integer</type>) - default is 1 on supported systems, otherwise 0
        <indexterm>
         <primary><varname>effective_io_concurrency</varname> configuration parameter</primary>
        </indexterm>
@@ -2586,7 +2586,7 @@ include_dir 'conf.d'
       </varlistentry>
 
       <varlistentry id="guc-maintenance-io-concurrency" xreflabel="maintenance_io_concurrency">
-       <term><varname>maintenance_io_concurrency</varname> (<type>integer</type>)
+       <term><varname>maintenance_io_concurrency</varname> (<type>integer</type>) - default is 10 on supported systems, otherwise 0
        <indexterm>
         <primary><varname>maintenance_io_concurrency</varname> configuration parameter</primary>
        </indexterm>
@@ -2606,7 +2606,7 @@ include_dir 'conf.d'
       </varlistentry>
 
       <varlistentry id="guc-io-combine-limit" xreflabel="io_combine_limit">
-       <term><varname>io_combine_limit</varname> (<type>integer</type>)
+       <term><varname>io_combine_limit</varname> (<type>integer</type>) - default is 128kb
        <indexterm>
         <primary><varname>io_combine_limit</varname> configuration parameter</primary>
        </indexterm>
@@ -2620,7 +2620,7 @@ include_dir 'conf.d'
       </varlistentry>
 
       <varlistentry id="guc-max-worker-processes" xreflabel="max_worker_processes">
-       <term><varname>max_worker_processes</varname> (<type>integer</type>)
+       <term><varname>max_worker_processes</varname> (<type>integer</type>) - default is 8
        <indexterm>
         <primary><varname>max_worker_processes</varname> configuration parameter</primary>
        </indexterm>
@@ -2648,7 +2648,7 @@ include_dir 'conf.d'
       </varlistentry>
 
       <varlistentry id="guc-max-parallel-workers-per-gather" xreflabel="max_parallel_workers_per_gather">
-       <term><varname>max_parallel_workers_per_gather</varname> (<type>integer</type>)
+       <term><varname>max_parallel_workers_per_gather</varname> (<type>integer</type>) - default is 2
        <indexterm>
         <primary><varname>max_parallel_workers_per_gather</varname> configuration parameter</primary>
        </indexterm>
@@ -2690,7 +2690,7 @@ include_dir 'conf.d'
       </varlistentry>
 
       <varlistentry id="guc-max-parallel-maintenance-workers" xreflabel="max_parallel_maintenance_workers">
-       <term><varname>max_parallel_maintenance_workers</varname> (<type>integer</type>)
+       <term><varname>max_parallel_maintenance_workers</varname> (<type>integer</type>) - default is 2
        <indexterm>
         <primary><varname>max_parallel_maintenance_workers</varname> configuration parameter</primary>
        </indexterm>
@@ -2728,7 +2728,7 @@ include_dir 'conf.d'
       </varlistentry>
 
       <varlistentry id="guc-max-parallel-workers" xreflabel="max_parallel_workers">
-       <term><varname>max_parallel_workers</varname> (<type>integer</type>)
+       <term><varname>max_parallel_workers</varname> (<type>integer</type>) - default is 8
        <indexterm>
         <primary><varname>max_parallel_workers</varname> configuration parameter</primary>
        </indexterm>
@@ -2750,7 +2750,7 @@ include_dir 'conf.d'
 
       <varlistentry id="guc-parallel-leader-participation" xreflabel="parallel_leader_participation">
        <term>
-       <varname>parallel_leader_participation</varname> (<type>boolean</type>)
+       <varname>parallel_leader_participation</varname> (<type>boolean</type>) - default is on
        <indexterm>
         <primary><varname>parallel_leader_participation</varname> configuration parameter</primary>
        </indexterm>
@@ -2787,7 +2787,7 @@ include_dir 'conf.d'
      <variablelist>
 
      <varlistentry id="guc-wal-level" xreflabel="wal_level">
-      <term><varname>wal_level</varname> (<type>enum</type>)
+      <term><varname>wal_level</varname> (<type>enum</type>) - default is replica
       <indexterm>
        <primary><varname>wal_level</varname> configuration parameter</primary>
       </indexterm>
@@ -2910,7 +2910,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-synchronous-commit" xreflabel="synchronous_commit">
-      <term><varname>synchronous_commit</varname> (<type>enum</type>)
+      <term><varname>synchronous_commit</varname> (<type>enum</type>) - default is on
       <indexterm>
        <primary><varname>synchronous_commit</varname> configuration parameter</primary>
       </indexterm>
@@ -3065,7 +3065,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-wal-sync-method" xreflabel="wal_sync_method">
-      <term><varname>wal_sync_method</varname> (<type>enum</type>)
+      <term><varname>wal_sync_method</varname> (<type>enum</type>) - default is the first method supported by the platform
       <indexterm>
        <primary><varname>wal_sync_method</varname> configuration parameter</primary>
       </indexterm>
@@ -3120,7 +3120,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-full-page-writes" xreflabel="full_page_writes">
-      <term><varname>full_page_writes</varname> (<type>boolean</type>)
+      <term><varname>full_page_writes</varname> (<type>boolean</type>) - default is on
       <indexterm>
        <primary><varname>full_page_writes</varname> configuration parameter</primary>
       </indexterm>
@@ -3167,7 +3167,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-wal-log-hints" xreflabel="wal_log_hints">
-      <term><varname>wal_log_hints</varname> (<type>boolean</type>)
+      <term><varname>wal_log_hints</varname> (<type>boolean</type>) - default is off
       <indexterm>
        <primary><varname>wal_log_hints</varname> configuration parameter</primary>
       </indexterm>
@@ -3194,7 +3194,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-wal-compression" xreflabel="wal_compression">
-      <term><varname>wal_compression</varname> (<type>enum</type>)
+      <term><varname>wal_compression</varname> (<type>enum</type>) - default is off
       <indexterm>
        <primary><varname>wal_compression</varname> configuration parameter</primary>
       </indexterm>
@@ -3227,7 +3227,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-wal-init-zero" xreflabel="wal_init_zero">
-      <term><varname>wal_init_zero</varname> (<type>boolean</type>)
+      <term><varname>wal_init_zero</varname> (<type>boolean</type>) - default is on
       <indexterm>
        <primary><varname>wal_init_zero</varname> configuration parameter</primary>
       </indexterm>
@@ -3246,7 +3246,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-wal-recycle" xreflabel="wal_recycle">
-      <term><varname>wal_recycle</varname> (<type>boolean</type>)
+      <term><varname>wal_recycle</varname> (<type>boolean</type>) - default is on
       <indexterm>
        <primary><varname>wal_recycle</varname> configuration parameter</primary>
       </indexterm>
@@ -3262,7 +3262,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-wal-buffers" xreflabel="wal_buffers">
-      <term><varname>wal_buffers</varname> (<type>integer</type>)
+      <term><varname>wal_buffers</varname> (<type>integer</type>) - default is -1
       <indexterm>
        <primary><varname>wal_buffers</varname> configuration parameter</primary>
       </indexterm>
@@ -3296,7 +3296,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-wal-writer-delay" xreflabel="wal_writer_delay">
-      <term><varname>wal_writer_delay</varname> (<type>integer</type>)
+      <term><varname>wal_writer_delay</varname> (<type>integer</type>) - default is 200ms
       <indexterm>
        <primary><varname>wal_writer_delay</varname> configuration parameter</primary>
       </indexterm>
@@ -3323,7 +3323,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-wal-writer-flush-after" xreflabel="wal_writer_flush_after">
-      <term><varname>wal_writer_flush_after</varname> (<type>integer</type>)
+      <term><varname>wal_writer_flush_after</varname> (<type>integer</type>) - default is 1MB
       <indexterm>
        <primary><varname>wal_writer_flush_after</varname> configuration parameter</primary>
       </indexterm>
@@ -3347,7 +3347,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-wal-skip-threshold" xreflabel="wal_skip_threshold">
-      <term><varname>wal_skip_threshold</varname> (<type>integer</type>)
+      <term><varname>wal_skip_threshold</varname> (<type>integer</type>) - default is 2MB
       <indexterm>
        <primary><varname>wal_skip_threshold</varname> configuration parameter</primary>
       </indexterm>
@@ -3368,7 +3368,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-commit-delay" xreflabel="commit_delay">
-      <term><varname>commit_delay</varname> (<type>integer</type>)
+      <term><varname>commit_delay</varname> (<type>integer</type>) - default is 0
       <indexterm>
        <primary><varname>commit_delay</varname> configuration parameter</primary>
       </indexterm>
@@ -3406,7 +3406,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-commit-siblings" xreflabel="commit_siblings">
-      <term><varname>commit_siblings</varname> (<type>integer</type>)
+      <term><varname>commit_siblings</varname> (<type>integer</type>) - default is 5 transactions
       <indexterm>
        <primary><varname>commit_siblings</varname> configuration parameter</primary>
       </indexterm>
@@ -3429,7 +3429,7 @@ include_dir 'conf.d'
 
     <variablelist>
      <varlistentry id="guc-checkpoint-timeout" xreflabel="checkpoint_timeout">
-      <term><varname>checkpoint_timeout</varname> (<type>integer</type>)
+      <term><varname>checkpoint_timeout</varname> (<type>integer</type>) - default is 5 minutes
       <indexterm>
        <primary><varname>checkpoint_timeout</varname> configuration parameter</primary>
       </indexterm>
@@ -3449,7 +3449,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-checkpoint-completion-target" xreflabel="checkpoint_completion_target">
-      <term><varname>checkpoint_completion_target</varname> (<type>floating point</type>)
+      <term><varname>checkpoint_completion_target</varname> (<type>floating point</type>) - default is 0.9
       <indexterm>
        <primary><varname>checkpoint_completion_target</varname> configuration parameter</primary>
       </indexterm>
@@ -3471,7 +3471,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-checkpoint-flush-after" xreflabel="checkpoint_flush_after">
-      <term><varname>checkpoint_flush_after</varname> (<type>integer</type>)
+      <term><varname>checkpoint_flush_after</varname> (<type>integer</type>) - default is 256kb
       <indexterm>
        <primary><varname>checkpoint_flush_after</varname> configuration parameter</primary>
       </indexterm>
@@ -3503,7 +3503,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-checkpoint-warning" xreflabel="checkpoint_warning">
-      <term><varname>checkpoint_warning</varname> (<type>integer</type>)
+      <term><varname>checkpoint_warning</varname> (<type>integer</type>) - default is 30 seconds
       <indexterm>
        <primary><varname>checkpoint_warning</varname> configuration parameter</primary>
       </indexterm>
@@ -3526,7 +3526,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-max-wal-size" xreflabel="max_wal_size">
-      <term><varname>max_wal_size</varname> (<type>integer</type>)
+      <term><varname>max_wal_size</varname> (<type>integer</type>) - default is 1GB
       <indexterm>
        <primary><varname>max_wal_size</varname> configuration parameter</primary>
       </indexterm>
@@ -3549,7 +3549,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-min-wal-size" xreflabel="min_wal_size">
-      <term><varname>min_wal_size</varname> (<type>integer</type>)
+      <term><varname>min_wal_size</varname> (<type>integer</type>) - default is 80MB
       <indexterm>
        <primary><varname>min_wal_size</varname> configuration parameter</primary>
       </indexterm>
@@ -3610,7 +3610,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-archive-command" xreflabel="archive_command">
-      <term><varname>archive_command</varname> (<type>string</type>)
+      <term><varname>archive_command</varname> (<type>string</type>) - default is an empty string
       <indexterm>
        <primary><varname>archive_command</varname> configuration parameter</primary>
       </indexterm>
@@ -3650,7 +3650,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-archive-library" xreflabel="archive_library">
-      <term><varname>archive_library</varname> (<type>string</type>)
+      <term><varname>archive_library</varname> (<type>string</type>) - default is an empty string
       <indexterm>
        <primary><varname>archive_library</varname> configuration parameter</primary>
       </indexterm>
@@ -3730,7 +3730,7 @@ include_dir 'conf.d'
 
     <variablelist>
      <varlistentry id="guc-recovery-prefetch" xreflabel="recovery_prefetch">
-      <term><varname>recovery_prefetch</varname> (<type>enum</type>)
+      <term><varname>recovery_prefetch</varname> (<type>enum</type>) - default is try
       <indexterm>
        <primary><varname>recovery_prefetch</varname> configuration parameter</primary>
       </indexterm>
@@ -3756,7 +3756,7 @@ include_dir 'conf.d'
      </varlistentry>
 
      <varlistentry id="guc-wal-decode-buffer-size" xreflabel="wal_decode_buffer_size">
-      <term><varname>wal_decode_buffer_size</varname> (<type>integer</type>)
+      <term><varname>wal_decode_buffer_size</varname> (<type>integer</type>) - default is 512kb
       <indexterm>
        <primary><varname>wal_decode_buffer_size</varname> configuration parameter</primary>
       </indexterm>
@@ -4072,7 +4072,7 @@ restore_command = 'copy "C:\\server\\archivedir\\%f" "%p"'  # Windows
      <variablelist>
      <varlistentry id="guc-recovery-target-inclusive"
                    xreflabel="recovery_target_inclusive">
-      <term><varname>recovery_target_inclusive</varname> (<type>boolean</type>)
+      <term><varname>recovery_target_inclusive</varname> (<type>boolean</type>) - default is on
       <indexterm>
         <primary><varname>recovery_target_inclusive</varname> configuration parameter</primary>
       </indexterm>
@@ -4094,7 +4094,7 @@ restore_command = 'copy "C:\\server\\archivedir\\%f" "%p"'  # Windows
 
      <varlistentry id="guc-recovery-target-timeline"
                    xreflabel="recovery_target_timeline">
-      <term><varname>recovery_target_timeline</varname> (<type>string</type>)
+      <term><varname>recovery_target_timeline</varname> (<type>string</type>) - default is latest
       <indexterm>
         <primary><varname>recovery_target_timeline</varname> configuration parameter</primary>
       </indexterm>
@@ -4129,7 +4129,7 @@ restore_command = 'copy "C:\\server\\archivedir\\%f" "%p"'  # Windows
 
      <varlistentry id="guc-recovery-target-action"
                    xreflabel="recovery_target_action">
-      <term><varname>recovery_target_action</varname> (<type>enum</type>)
+      <term><varname>recovery_target_action</varname> (<type>enum</type>) - default is pause
       <indexterm>
         <primary><varname>recovery_target_action</varname> configuration parameter</primary>
       </indexterm>
@@ -4198,7 +4198,7 @@ restore_command = 'copy "C:\\server\\archivedir\\%f" "%p"'  # Windows
 
     <variablelist>
      <varlistentry id="guc-summarize-wal" xreflabel="summarize_wal">
-      <term><varname>summarize_wal</varname> (<type>boolean</type>)
+      <term><varname>summarize_wal</varname> (<type>boolean</type>) - default is off
       <indexterm>
        <primary><varname>summarize_wal</varname> configuration parameter</primary>
       </indexterm>
@@ -4222,7 +4222,7 @@ restore_command = 'copy "C:\\server\\archivedir\\%f" "%p"'  # Windows
      </varlistentry>
 
      <varlistentry id="guc-wal-summary-keep-time" xreflabel="wal_summary_keep_time">
-      <term><varname>wal_summary_keep_time</varname> (<type>integer</type>)
+      <term><varname>wal_summary_keep_time</varname> (<type>integer</type>) - default is 10 days
       <indexterm>
        <primary><varname>wal_summary_keep_time</varname> configuration parameter</primary>
       </indexterm>
@@ -4302,7 +4302,7 @@ restore_command = 'copy "C:\\server\\archivedir\\%f" "%p"'  # Windows
 
      <variablelist>
       <varlistentry id="guc-max-wal-senders" xreflabel="max_wal_senders">
-       <term><varname>max_wal_senders</varname> (<type>integer</type>)
+       <term><varname>max_wal_senders</varname> (<type>integer</type>) - default is 10
        <indexterm>
         <primary><varname>max_wal_senders</varname> configuration parameter</primary>
        </indexterm>
@@ -4332,7 +4332,7 @@ restore_command = 'copy "C:\\server\\archivedir\\%f" "%p"'  # Windows
       </varlistentry>
 
       <varlistentry id="guc-max-replication-slots" xreflabel="max_replication_slots">
-       <term><varname>max_replication_slots</varname> (<type>integer</type>)
+       <term><varname>max_replication_slots</varname> (<type>integer</type>) - default is 10
        <indexterm>
         <primary><varname>max_replication_slots</varname> configuration parameter</primary>
         <secondary>in a sending server</secondary>
@@ -4361,7 +4361,7 @@ restore_command = 'copy "C:\\server\\archivedir\\%f" "%p"'  # Windows
       </varlistentry>
 
       <varlistentry id="guc-wal-keep-size" xreflabel="wal_keep_size">
-       <term><varname>wal_keep_size</varname> (<type>integer</type>)
+       <term><varname>wal_keep_size</varname> (<type>integer</type>) - default is 0
        <indexterm>
         <primary><varname>wal_keep_size</varname> configuration parameter</primary>
        </indexterm>
@@ -4398,7 +4398,7 @@ restore_command = 'copy "C:\\server\\archivedir\\%f" "%p"'  # Windows
       </varlistentry>
 
       <varlistentry id="guc-max-slot-wal-keep-size" xreflabel="max_slot_wal_keep_size">
-       <term><varname>max_slot_wal_keep_size</varname> (<type>integer</type>)
+       <term><varname>max_slot_wal_keep_size</varname> (<type>integer</type>) - default is -1
        <indexterm>
         <primary><varname>max_slot_wal_keep_size</varname> configuration parameter</primary>
        </indexterm>
@@ -4424,7 +4424,7 @@ restore_command = 'copy "C:\\server\\archivedir\\%f" "%p"'  # Windows
       </varlistentry>
 
      <varlistentry id="guc-wal-sender-timeout" xreflabel="wal_sender_timeout">
-      <term><varname>wal_sender_timeout</varname> (<type>integer</type>)
+      <term><varname>wal_sender_timeout</varname> (<type>integer</type>) - default is 60 seconds
       <indexterm>
        <primary><varname>wal_sender_timeout</varname> configuration parameter</primary>
       </indexterm>
@@ -4451,7 +4451,7 @@ restore_command = 'copy "C:\\server\\archivedir\\%f" "%p"'  # Windows
      </varlistentry>
 
      <varlistentry id="guc-track-commit-timestamp" xreflabel="track_commit_timestamp">
-      <term><varname>track_commit_timestamp</varname> (<type>boolean</type>)
+      <term><varname>track_commit_timestamp</varname> (<type>boolean</type>) - default is off
       <indexterm>
        <primary><varname>track_commit_timestamp</varname> configuration parameter</primary>
       </indexterm>
@@ -4741,7 +4741,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
        </varlistentry>
 
      <varlistentry id="guc-hot-standby" xreflabel="hot_standby">
-      <term><varname>hot_standby</varname> (<type>boolean</type>)
+      <term><varname>hot_standby</varname> (<type>boolean</type>) - default is on
       <indexterm>
        <primary><varname>hot_standby</varname> configuration parameter</primary>
       </indexterm>
@@ -4758,7 +4758,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      </varlistentry>
 
      <varlistentry id="guc-max-standby-archive-delay" xreflabel="max_standby_archive_delay">
-      <term><varname>max_standby_archive_delay</varname> (<type>integer</type>)
+      <term><varname>max_standby_archive_delay</varname> (<type>integer</type>) - default is 30 seconds
       <indexterm>
        <primary><varname>max_standby_archive_delay</varname> configuration parameter</primary>
       </indexterm>
@@ -4790,7 +4790,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      </varlistentry>
 
      <varlistentry id="guc-max-standby-streaming-delay" xreflabel="max_standby_streaming_delay">
-      <term><varname>max_standby_streaming_delay</varname> (<type>integer</type>)
+      <term><varname>max_standby_streaming_delay</varname> (<type>integer</type>) - default is 30 seconds
       <indexterm>
        <primary><varname>max_standby_streaming_delay</varname> configuration parameter</primary>
       </indexterm>
@@ -4823,7 +4823,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      </varlistentry>
 
      <varlistentry id="guc-wal-receiver-create-temp-slot" xreflabel="wal_receiver_create_temp_slot">
-      <term><varname>wal_receiver_create_temp_slot</varname> (<type>boolean</type>)
+      <term><varname>wal_receiver_create_temp_slot</varname> (<type>boolean</type>) - default is off
       <indexterm>
        <primary><varname>wal_receiver_create_temp_slot</varname> configuration parameter</primary>
       </indexterm>
@@ -4843,7 +4843,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      </varlistentry>
 
      <varlistentry id="guc-wal-receiver-status-interval" xreflabel="wal_receiver_status_interval">
-      <term><varname>wal_receiver_status_interval</varname> (<type>integer</type>)
+      <term><varname>wal_receiver_status_interval</varname> (<type>integer</type>) - default is 10 seconds
       <indexterm>
        <primary><varname>wal_receiver_status_interval</varname> configuration parameter</primary>
       </indexterm>
@@ -4875,7 +4875,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      </varlistentry>
 
      <varlistentry id="guc-hot-standby-feedback" xreflabel="hot_standby_feedback">
-      <term><varname>hot_standby_feedback</varname> (<type>boolean</type>)
+      <term><varname>hot_standby_feedback</varname> (<type>boolean</type>) - default is off
       <indexterm>
        <primary><varname>hot_standby_feedback</varname> configuration parameter</primary>
       </indexterm>
@@ -4901,7 +4901,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      </varlistentry>
 
      <varlistentry id="guc-wal-receiver-timeout" xreflabel="wal_receiver_timeout">
-      <term><varname>wal_receiver_timeout</varname> (<type>integer</type>)
+      <term><varname>wal_receiver_timeout</varname> (<type>integer</type>) - default is 60 seconds
       <indexterm>
        <primary><varname>wal_receiver_timeout</varname> configuration parameter</primary>
       </indexterm>
@@ -4923,7 +4923,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      </varlistentry>
 
      <varlistentry id="guc-wal-retrieve-retry-interval" xreflabel="wal_retrieve_retry_interval">
-      <term><varname>wal_retrieve_retry_interval</varname> (<type>integer</type>)
+      <term><varname>wal_retrieve_retry_interval</varname> (<type>integer</type>) - default is 5 seconds
       <indexterm>
        <primary><varname>wal_retrieve_retry_interval</varname> configuration parameter</primary>
       </indexterm>
@@ -4960,7 +4960,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      </varlistentry>
 
      <varlistentry id="guc-recovery-min-apply-delay" xreflabel="recovery_min_apply_delay">
-      <term><varname>recovery_min_apply_delay</varname> (<type>integer</type>)
+      <term><varname>recovery_min_apply_delay</varname> (<type>integer</type>) - default is 0
       <indexterm>
         <primary><varname>recovery_min_apply_delay</varname> configuration parameter</primary>
       </indexterm>
@@ -5031,7 +5031,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      </varlistentry>
 
      <varlistentry id="guc-sync-replication-slots" xreflabel="sync_replication_slots">
-      <term><varname>sync_replication_slots</varname> (<type>boolean</type>)
+      <term><varname>sync_replication_slots</varname> (<type>boolean</type>) - default is off
       <indexterm>
        <primary><varname>sync_replication_slots</varname> configuration parameter</primary>
       </indexterm>
@@ -5093,7 +5093,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      </varlistentry>
 
      <varlistentry id="guc-max-logical-replication-workers" xreflabel="max_logical_replication_workers">
-      <term><varname>max_logical_replication_workers</varname> (<type>integer</type>)
+      <term><varname>max_logical_replication_workers</varname> (<type>integer</type>) - default is 4
       <indexterm>
        <primary><varname>max_logical_replication_workers</varname> configuration parameter</primary>
       </indexterm>
@@ -5116,7 +5116,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      </varlistentry>
 
      <varlistentry id="guc-max-sync-workers-per-subscription" xreflabel="max_sync_workers_per_subscription">
-      <term><varname>max_sync_workers_per_subscription</varname> (<type>integer</type>)
+      <term><varname>max_sync_workers_per_subscription</varname> (<type>integer</type>) - default is 2
       <indexterm>
        <primary><varname>max_sync_workers_per_subscription</varname> configuration parameter</primary>
       </indexterm>
@@ -5143,7 +5143,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      </varlistentry>
 
      <varlistentry id="guc-max-parallel-apply-workers-per-subscription" xreflabel="max_parallel_apply_workers_per_subscription">
-      <term><varname>max_parallel_apply_workers_per_subscription</varname> (<type>integer</type>)
+      <term><varname>max_parallel_apply_workers_per_subscription</varname> (<type>integer</type>) - default is 2
       <indexterm>
        <primary><varname>max_parallel_apply_workers_per_subscription</varname> configuration parameter</primary>
       </indexterm>
@@ -5198,7 +5198,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
 
      <variablelist>
      <varlistentry id="guc-enable-async-append" xreflabel="enable_async_append">
-      <term><varname>enable_async_append</varname> (<type>boolean</type>)
+      <term><varname>enable_async_append</varname> (<type>boolean</type>) - default is on
       <indexterm>
        <primary><varname>enable_async_append</varname> configuration parameter</primary>
       </indexterm>
@@ -5212,7 +5212,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      </varlistentry>
 
      <varlistentry id="guc-enable-bitmapscan" xreflabel="enable_bitmapscan">
-      <term><varname>enable_bitmapscan</varname> (<type>boolean</type>)
+      <term><varname>enable_bitmapscan</varname> (<type>boolean</type>) - default is on
       <indexterm>
        <primary>bitmap scan</primary>
       </indexterm>
@@ -5243,7 +5243,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      </varlistentry>
 
      <varlistentry id="guc-enable-gathermerge" xreflabel="enable_gathermerge">
-      <term><varname>enable_gathermerge</varname> (<type>boolean</type>)
+      <term><varname>enable_gathermerge</varname> (<type>boolean</type>) - default is on
       <indexterm>
        <primary><varname>enable_gathermerge</varname> configuration parameter</primary>
       </indexterm>
@@ -5257,7 +5257,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      </varlistentry>
 
      <varlistentry id="guc-enable-groupby-reordering" xreflabel="enable_group_by_reordering">
-      <term><varname>enable_group_by_reordering</varname> (<type>boolean</type>)
+      <term><varname>enable_group_by_reordering</varname> (<type>boolean</type>) - default is on
       <indexterm>
        <primary><varname>enable_group_by_reordering</varname> configuration parameter</primary>
       </indexterm>
@@ -5276,7 +5276,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      </varlistentry>
 
      <varlistentry id="guc-enable-hashagg" xreflabel="enable_hashagg">
-      <term><varname>enable_hashagg</varname> (<type>boolean</type>)
+      <term><varname>enable_hashagg</varname> (<type>boolean</type>) - default is on
       <indexterm>
        <primary><varname>enable_hashagg</varname> configuration parameter</primary>
       </indexterm>
@@ -5290,7 +5290,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      </varlistentry>
 
      <varlistentry id="guc-enable-hashjoin" xreflabel="enable_hashjoin">
-      <term><varname>enable_hashjoin</varname> (<type>boolean</type>)
+      <term><varname>enable_hashjoin</varname> (<type>boolean</type>) - default is on
       <indexterm>
        <primary><varname>enable_hashjoin</varname> configuration parameter</primary>
       </indexterm>
@@ -5304,7 +5304,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      </varlistentry>
 
      <varlistentry id="guc-enable-incremental-sort" xreflabel="enable_incremental_sort">
-      <term><varname>enable_incremental_sort</varname> (<type>boolean</type>)
+      <term><varname>enable_incremental_sort</varname> (<type>boolean</type>) - default is on
       <indexterm>
        <primary><varname>enable_incremental_sort</varname> configuration parameter</primary>
       </indexterm>
@@ -5318,7 +5318,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      </varlistentry>
 
      <varlistentry id="guc-enable-indexscan" xreflabel="enable_indexscan">
-      <term><varname>enable_indexscan</varname> (<type>boolean</type>)
+      <term><varname>enable_indexscan</varname> (<type>boolean</type>) - default is on
       <indexterm>
        <primary>index scan</primary>
       </indexterm>
@@ -5336,7 +5336,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      </varlistentry>
 
      <varlistentry id="guc-enable-indexonlyscan" xreflabel="enable_indexonlyscan">
-      <term><varname>enable_indexonlyscan</varname> (<type>boolean</type>)
+      <term><varname>enable_indexonlyscan</varname> (<type>boolean</type>) - default is on
       <indexterm>
        <primary><varname>enable_indexonlyscan</varname> configuration parameter</primary>
       </indexterm>
@@ -5353,7 +5353,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      </varlistentry>
 
      <varlistentry id="guc-enable-material" xreflabel="enable_material">
-      <term><varname>enable_material</varname> (<type>boolean</type>)
+      <term><varname>enable_material</varname> (<type>boolean</type>) - default is on
       <indexterm>
        <primary><varname>enable_material</varname> configuration parameter</primary>
       </indexterm>
@@ -5370,7 +5370,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      </varlistentry>
 
      <varlistentry id="guc-enable-memoize" xreflabel="enable_memoize">
-      <term><varname>enable_memoize</varname> (<type>boolean</type>)
+      <term><varname>enable_memoize</varname> (<type>boolean</type>) - default is on
       <indexterm>
        <primary><varname>enable_memoize</varname> configuration parameter</primary>
       </indexterm>
@@ -5389,7 +5389,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      </varlistentry>
 
      <varlistentry id="guc-enable-mergejoin" xreflabel="enable_mergejoin">
-      <term><varname>enable_mergejoin</varname> (<type>boolean</type>)
+      <term><varname>enable_mergejoin</varname> (<type>boolean</type>) - default is on
       <indexterm>
        <primary><varname>enable_mergejoin</varname> configuration parameter</primary>
       </indexterm>
@@ -5403,7 +5403,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      </varlistentry>
 
      <varlistentry id="guc-enable-nestloop" xreflabel="enable_nestloop">
-      <term><varname>enable_nestloop</varname> (<type>boolean</type>)
+      <term><varname>enable_nestloop</varname> (<type>boolean</type>) - default is on
       <indexterm>
        <primary><varname>enable_nestloop</varname> configuration parameter</primary>
       </indexterm>
@@ -5420,7 +5420,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      </varlistentry>
 
      <varlistentry id="guc-enable-parallel-append" xreflabel="enable_parallel_append">
-      <term><varname>enable_parallel_append</varname> (<type>boolean</type>)
+      <term><varname>enable_parallel_append</varname> (<type>boolean</type>) - default is on
       <indexterm>
        <primary><varname>enable_parallel_append</varname> configuration parameter</primary>
       </indexterm>
@@ -5434,7 +5434,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      </varlistentry>
 
      <varlistentry id="guc-enable-parallel-hash" xreflabel="enable_parallel_hash">
-      <term><varname>enable_parallel_hash</varname> (<type>boolean</type>)
+      <term><varname>enable_parallel_hash</varname> (<type>boolean</type>) - default is on
        <indexterm>
         <primary><varname>enable_parallel_hash</varname> configuration parameter</primary>
        </indexterm>
@@ -5449,7 +5449,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      </varlistentry>
 
      <varlistentry id="guc-enable-partition-pruning" xreflabel="enable_partition_pruning">
-      <term><varname>enable_partition_pruning</varname> (<type>boolean</type>)
+      <term><varname>enable_partition_pruning</varname> (<type>boolean</type>) - default is on
        <indexterm>
         <primary><varname>enable_partition_pruning</varname> configuration parameter</primary>
        </indexterm>
@@ -5467,7 +5467,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      </varlistentry>
 
      <varlistentry id="guc-enable-partitionwise-join" xreflabel="enable_partitionwise_join">
-      <term><varname>enable_partitionwise_join</varname> (<type>boolean</type>)
+      <term><varname>enable_partitionwise_join</varname> (<type>boolean</type>) - default is on
       <indexterm>
        <primary><varname>enable_partitionwise_join</varname> configuration parameter</primary>
       </indexterm>
@@ -5491,7 +5491,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      </varlistentry>
 
      <varlistentry id="guc-enable-partitionwise-aggregate" xreflabel="enable_partitionwise_aggregate">
-      <term><varname>enable_partitionwise_aggregate</varname> (<type>boolean</type>)
+      <term><varname>enable_partitionwise_aggregate</varname> (<type>boolean</type>) - default is on
       <indexterm>
        <primary><varname>enable_partitionwise_aggregate</varname> configuration parameter</primary>
       </indexterm>
@@ -5516,7 +5516,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      </varlistentry>
 
      <varlistentry id="guc-enable-presorted-aggregate" xreflabel="enable_presorted_aggregate">
-      <term><varname>enable_presorted_aggregate</varname> (<type>boolean</type>)
+      <term><varname>enable_presorted_aggregate</varname> (<type>boolean</type>) - default is on
       <indexterm>
        <primary><varname>enable_presorted_aggregate</varname> configuration parameter</primary>
       </indexterm>
@@ -5539,7 +5539,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      </varlistentry>
 
      <varlistentry id="guc-enable-seqscan" xreflabel="enable_seqscan">
-      <term><varname>enable_seqscan</varname> (<type>boolean</type>)
+      <term><varname>enable_seqscan</varname> (<type>boolean</type>) - default is on
       <indexterm>
        <primary>sequential scan</primary>
       </indexterm>
@@ -5559,7 +5559,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      </varlistentry>
 
      <varlistentry id="guc-enable-sort" xreflabel="enable_sort">
-      <term><varname>enable_sort</varname> (<type>boolean</type>)
+      <term><varname>enable_sort</varname> (<type>boolean</type>) - default is on
       <indexterm>
        <primary><varname>enable_sort</varname> configuration parameter</primary>
       </indexterm>
@@ -5576,7 +5576,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      </varlistentry>
 
      <varlistentry id="guc-enable-tidscan" xreflabel="enable_tidscan">
-      <term><varname>enable_tidscan</varname> (<type>boolean</type>)
+      <term><varname>enable_tidscan</varname> (<type>boolean</type>) - default is on
       <indexterm>
        <primary><varname>enable_tidscan</varname> configuration parameter</primary>
       </indexterm>
@@ -5619,7 +5619,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      <variablelist>
 
      <varlistentry id="guc-seq-page-cost" xreflabel="seq_page_cost">
-      <term><varname>seq_page_cost</varname> (<type>floating point</type>)
+      <term><varname>seq_page_cost</varname> (<type>floating point</type>) - default is 1.0
       <indexterm>
        <primary><varname>seq_page_cost</varname> configuration parameter</primary>
       </indexterm>
@@ -5636,7 +5636,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      </varlistentry>
 
      <varlistentry id="guc-random-page-cost" xreflabel="random_page_cost">
-      <term><varname>random_page_cost</varname> (<type>floating point</type>)
+      <term><varname>random_page_cost</varname> (<type>floating point</type>) - default is 4.0
       <indexterm>
        <primary><varname>random_page_cost</varname> configuration parameter</primary>
       </indexterm>
@@ -5696,7 +5696,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      </varlistentry>
 
      <varlistentry id="guc-cpu-tuple-cost" xreflabel="cpu_tuple_cost">
-      <term><varname>cpu_tuple_cost</varname> (<type>floating point</type>)
+      <term><varname>cpu_tuple_cost</varname> (<type>floating point</type>) - default is 0.01
       <indexterm>
        <primary><varname>cpu_tuple_cost</varname> configuration parameter</primary>
       </indexterm>
@@ -5711,7 +5711,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      </varlistentry>
 
      <varlistentry id="guc-cpu-index-tuple-cost" xreflabel="cpu_index_tuple_cost">
-      <term><varname>cpu_index_tuple_cost</varname> (<type>floating point</type>)
+      <term><varname>cpu_index_tuple_cost</varname> (<type>floating point</type>) - default is 0.005
       <indexterm>
        <primary><varname>cpu_index_tuple_cost</varname> configuration parameter</primary>
       </indexterm>
@@ -5726,7 +5726,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      </varlistentry>
 
      <varlistentry id="guc-cpu-operator-cost" xreflabel="cpu_operator_cost">
-      <term><varname>cpu_operator_cost</varname> (<type>floating point</type>)
+      <term><varname>cpu_operator_cost</varname> (<type>floating point</type>) - default is 0.0025
       <indexterm>
        <primary><varname>cpu_operator_cost</varname> configuration parameter</primary>
       </indexterm>
@@ -5741,7 +5741,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      </varlistentry>
 
      <varlistentry id="guc-parallel-setup-cost" xreflabel="parallel_setup_cost">
-      <term><varname>parallel_setup_cost</varname> (<type>floating point</type>)
+      <term><varname>parallel_setup_cost</varname> (<type>floating point</type>) - default is 1000
       <indexterm>
        <primary><varname>parallel_setup_cost</varname> configuration parameter</primary>
       </indexterm>
@@ -5756,7 +5756,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      </varlistentry>
 
      <varlistentry id="guc-parallel-tuple-cost" xreflabel="parallel_tuple_cost">
-      <term><varname>parallel_tuple_cost</varname> (<type>floating point</type>)
+      <term><varname>parallel_tuple_cost</varname> (<type>floating point</type>) - default is 0.1
       <indexterm>
        <primary><varname>parallel_tuple_cost</varname> configuration parameter</primary>
       </indexterm>
@@ -5771,7 +5771,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      </varlistentry>
 
      <varlistentry id="guc-min-parallel-table-scan-size" xreflabel="min_parallel_table_scan_size">
-      <term><varname>min_parallel_table_scan_size</varname> (<type>integer</type>)
+      <term><varname>min_parallel_table_scan_size</varname> (<type>integer</type>) - default is 8MB
       <indexterm>
        <primary><varname>min_parallel_table_scan_size</varname> configuration parameter</primary>
       </indexterm>
@@ -5791,7 +5791,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      </varlistentry>
 
      <varlistentry id="guc-min-parallel-index-scan-size" xreflabel="min_parallel_index_scan_size">
-      <term><varname>min_parallel_index_scan_size</varname> (<type>integer</type>)
+      <term><varname>min_parallel_index_scan_size</varname> (<type>integer</type>) - default is 512kb
       <indexterm>
        <primary><varname>min_parallel_index_scan_size</varname> configuration parameter</primary>
       </indexterm>
@@ -5813,7 +5813,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      </varlistentry>
 
      <varlistentry id="guc-effective-cache-size" xreflabel="effective_cache_size">
-      <term><varname>effective_cache_size</varname> (<type>integer</type>)
+      <term><varname>effective_cache_size</varname> (<type>integer</type>) - default is 4MB
       <indexterm>
        <primary><varname>effective_cache_size</varname> configuration parameter</primary>
       </indexterm>
@@ -5847,7 +5847,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      </varlistentry>
 
      <varlistentry id="guc-jit-above-cost" xreflabel="jit_above_cost">
-      <term><varname>jit_above_cost</varname> (<type>floating point</type>)
+      <term><varname>jit_above_cost</varname> (<type>floating point</type>) - default is 100000
       <indexterm>
        <primary><varname>jit_above_cost</varname> configuration parameter</primary>
       </indexterm>
@@ -5865,7 +5865,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      </varlistentry>
 
      <varlistentry id="guc-jit-inline-above-cost" xreflabel="jit_inline_above_cost">
-      <term><varname>jit_inline_above_cost</varname> (<type>floating point</type>)
+      <term><varname>jit_inline_above_cost</varname> (<type>floating point</type>) - default is 500000
       <indexterm>
        <primary><varname>jit_inline_above_cost</varname> configuration parameter</primary>
       </indexterm>
@@ -5883,7 +5883,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      </varlistentry>
 
      <varlistentry id="guc-jit-optimize-above-cost" xreflabel="jit_optimize_above_cost">
-      <term><varname>jit_optimize_above_cost</varname> (<type>floating point</type>)
+      <term><varname>jit_optimize_above_cost</varname> (<type>floating point</type>) - default is 500000
       <indexterm>
        <primary><varname>jit_optimize_above_cost</varname> configuration parameter</primary>
       </indexterm>
@@ -5920,7 +5920,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      <variablelist>
 
      <varlistentry id="guc-geqo" xreflabel="geqo">
-      <term><varname>geqo</varname> (<type>boolean</type>)
+      <term><varname>geqo</varname> (<type>boolean</type>) - default is on
       <indexterm>
        <primary>genetic query optimization</primary>
       </indexterm>
@@ -5943,7 +5943,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      </varlistentry>
 
      <varlistentry id="guc-geqo-threshold" xreflabel="geqo_threshold">
-      <term><varname>geqo_threshold</varname> (<type>integer</type>)
+      <term><varname>geqo_threshold</varname> (<type>integer</type>) - default is 12
       <indexterm>
        <primary><varname>geqo_threshold</varname> configuration parameter</primary>
       </indexterm>
@@ -5964,7 +5964,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      </varlistentry>
 
      <varlistentry id="guc-geqo-effort" xreflabel="geqo_effort">
-      <term><varname>geqo_effort</varname> (<type>integer</type>)
+      <term><varname>geqo_effort</varname> (<type>integer</type>) - default is 5
       <indexterm>
        <primary><varname>geqo_effort</varname> configuration parameter</primary>
       </indexterm>
@@ -5990,7 +5990,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      </varlistentry>
 
      <varlistentry id="guc-geqo-pool-size" xreflabel="geqo_pool_size">
-      <term><varname>geqo_pool_size</varname> (<type>integer</type>)
+      <term><varname>geqo_pool_size</varname> (<type>integer</type>) - default is 0
       <indexterm>
        <primary><varname>geqo_pool_size</varname> configuration parameter</primary>
       </indexterm>
@@ -6008,7 +6008,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      </varlistentry>
 
      <varlistentry id="guc-geqo-generations" xreflabel="geqo_generations">
-      <term><varname>geqo_generations</varname> (<type>integer</type>)
+      <term><varname>geqo_generations</varname> (<type>integer</type>) - default is 0
       <indexterm>
        <primary><varname>geqo_generations</varname> configuration parameter</primary>
       </indexterm>
@@ -6026,7 +6026,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      </varlistentry>
 
      <varlistentry id="guc-geqo-selection-bias" xreflabel="geqo_selection_bias">
-      <term><varname>geqo_selection_bias</varname> (<type>floating point</type>)
+      <term><varname>geqo_selection_bias</varname> (<type>floating point</type>) - default is 2.00
       <indexterm>
        <primary><varname>geqo_selection_bias</varname> configuration parameter</primary>
       </indexterm>
@@ -6041,7 +6041,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      </varlistentry>
 
      <varlistentry id="guc-geqo-seed" xreflabel="geqo_seed">
-      <term><varname>geqo_seed</varname> (<type>floating point</type>)
+      <term><varname>geqo_seed</varname> (<type>floating point</type>) - default is 1
       <indexterm>
        <primary><varname>geqo_seed</varname> configuration parameter</primary>
       </indexterm>
@@ -6065,7 +6065,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      <variablelist>
 
      <varlistentry id="guc-default-statistics-target" xreflabel="default_statistics_target">
-      <term><varname>default_statistics_target</varname> (<type>integer</type>)
+      <term><varname>default_statistics_target</varname> (<type>integer</type>) - default is 100
       <indexterm>
        <primary><varname>default_statistics_target</varname> configuration parameter</primary>
       </indexterm>
@@ -6084,7 +6084,7 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
      </varlistentry>
 
      <varlistentry id="guc-constraint-exclusion" xreflabel="constraint_exclusion">
-      <term><varname>constraint_exclusion</varname> (<type>enum</type>)
+      <term><varname>constraint_exclusion</varname> (<type>enum</type>) - default is partition
       <indexterm>
        <primary>constraint exclusion</primary>
       </indexterm>
@@ -6145,7 +6145,7 @@ SELECT * FROM parent WHERE key = 2400;
      </varlistentry>
 
      <varlistentry id="guc-cursor-tuple-fraction" xreflabel="cursor_tuple_fraction">
-      <term><varname>cursor_tuple_fraction</varname> (<type>floating point</type>)
+      <term><varname>cursor_tuple_fraction</varname> (<type>floating point</type>) - default is 0.1
       <indexterm>
        <primary><varname>cursor_tuple_fraction</varname> configuration parameter</primary>
       </indexterm>
@@ -6166,7 +6166,7 @@ SELECT * FROM parent WHERE key = 2400;
      </varlistentry>
 
      <varlistentry id="guc-from-collapse-limit" xreflabel="from_collapse_limit">
-      <term><varname>from_collapse_limit</varname> (<type>integer</type>)
+      <term><varname>from_collapse_limit</varname> (<type>integer</type>) - default is 8
       <indexterm>
        <primary><varname>from_collapse_limit</varname> configuration parameter</primary>
       </indexterm>
@@ -6189,7 +6189,7 @@ SELECT * FROM parent WHERE key = 2400;
      </varlistentry>
 
      <varlistentry id="guc-jit" xreflabel="jit">
-      <term><varname>jit</varname> (<type>boolean</type>)
+      <term><varname>jit</varname> (<type>boolean</type>) - default is on
       <indexterm>
        <primary><varname>jit</varname> configuration parameter</primary>
       </indexterm>
@@ -6205,7 +6205,7 @@ SELECT * FROM parent WHERE key = 2400;
      </varlistentry>
 
      <varlistentry id="guc-join-collapse-limit" xreflabel="join_collapse_limit">
-      <term><varname>join_collapse_limit</varname> (<type>integer</type>)
+      <term><varname>join_collapse_limit</varname> (<type>integer</type>) - default is the same as from_collapse_limit
       <indexterm>
        <primary><varname>join_collapse_limit</varname> configuration parameter</primary>
       </indexterm>
@@ -6241,7 +6241,7 @@ SELECT * FROM parent WHERE key = 2400;
      </varlistentry>
 
      <varlistentry id="guc-plan-cache-mode" xreflabel="plan_cache_mode">
-      <term><varname>plan_cache_mode</varname> (<type>enum</type>)
+      <term><varname>plan_cache_mode</varname> (<type>enum</type>) - default is auto
       <indexterm>
        <primary><varname>plan_cache_mode</varname> configuration parameter</primary>
       </indexterm>
@@ -6269,7 +6269,7 @@ SELECT * FROM parent WHERE key = 2400;
      </varlistentry>
 
      <varlistentry id="guc-recursive-worktable-factor" xreflabel="recursive_worktable_factor">
-      <term><varname>recursive_worktable_factor</varname> (<type>floating point</type>)
+      <term><varname>recursive_worktable_factor</varname> (<type>floating point</type>) - default is 10.0
       <indexterm>
        <primary><varname>recursive_worktable_factor</varname> configuration parameter</primary>
       </indexterm>
@@ -6454,7 +6454,7 @@ local0.*    /var/log/postgresql
      </varlistentry>
 
      <varlistentry id="guc-log-directory" xreflabel="log_directory">
-      <term><varname>log_directory</varname> (<type>string</type>)
+      <term><varname>log_directory</varname> (<type>string</type>) - default is log
       <indexterm>
        <primary><varname>log_directory</varname> configuration parameter</primary>
       </indexterm>
@@ -6473,7 +6473,7 @@ local0.*    /var/log/postgresql
      </varlistentry>
 
      <varlistentry id="guc-log-filename" xreflabel="log_filename">
-      <term><varname>log_filename</varname> (<type>string</type>)
+      <term><varname>log_filename</varname> (<type>string</type>) - default is postgresql-%Y-%m-%d_%H%M%S.log
       <indexterm>
        <primary><varname>log_filename</varname> configuration parameter</primary>
       </indexterm>
@@ -6527,7 +6527,7 @@ local0.*    /var/log/postgresql
      </varlistentry>
 
      <varlistentry id="guc-log-file-mode" xreflabel="log_file_mode">
-      <term><varname>log_file_mode</varname> (<type>integer</type>)
+      <term><varname>log_file_mode</varname> (<type>integer</type>) - default is 0600
       <indexterm>
        <primary><varname>log_file_mode</varname> configuration parameter</primary>
       </indexterm>
@@ -6561,7 +6561,7 @@ local0.*    /var/log/postgresql
      </varlistentry>
 
      <varlistentry id="guc-log-rotation-age" xreflabel="log_rotation_age">
-      <term><varname>log_rotation_age</varname> (<type>integer</type>)
+      <term><varname>log_rotation_age</varname> (<type>integer</type>) - default is 24hours
       <indexterm>
        <primary><varname>log_rotation_age</varname> configuration parameter</primary>
       </indexterm>
@@ -6581,7 +6581,7 @@ local0.*    /var/log/postgresql
      </varlistentry>
 
      <varlistentry id="guc-log-rotation-size" xreflabel="log_rotation_size">
-      <term><varname>log_rotation_size</varname> (<type>integer</type>)
+      <term><varname>log_rotation_size</varname> (<type>integer</type>) - default is 10MB
       <indexterm>
        <primary><varname>log_rotation_size</varname> configuration parameter</primary>
       </indexterm>
@@ -6645,7 +6645,7 @@ local0.*    /var/log/postgresql
      </varlistentry>
 
      <varlistentry id="guc-syslog-facility" xreflabel="syslog_facility">
-      <term><varname>syslog_facility</varname> (<type>enum</type>)
+      <term><varname>syslog_facility</varname> (<type>enum</type>) - default is LOCAL0
       <indexterm>
        <primary><varname>syslog_facility</varname> configuration parameter</primary>
       </indexterm>
@@ -6668,7 +6668,7 @@ local0.*    /var/log/postgresql
      </varlistentry>
 
      <varlistentry id="guc-syslog-ident" xreflabel="syslog_ident">
-      <term><varname>syslog_ident</varname> (<type>string</type>)
+      <term><varname>syslog_ident</varname> (<type>string</type>) - default is postgres
       <indexterm>
        <primary><varname>syslog_ident</varname> configuration parameter</primary>
       </indexterm>
@@ -6687,7 +6687,7 @@ local0.*    /var/log/postgresql
       </varlistentry>
 
       <varlistentry id="guc-syslog-sequence-numbers" xreflabel="syslog_sequence_numbers">
-       <term><varname>syslog_sequence_numbers</varname> (<type>boolean</type>)
+       <term><varname>syslog_sequence_numbers</varname> (<type>boolean</type>) - default is on
         <indexterm>
          <primary><varname>syslog_sequence_numbers</varname> configuration parameter</primary>
         </indexterm>
@@ -6715,7 +6715,7 @@ local0.*    /var/log/postgresql
      </varlistentry>
 
      <varlistentry id="guc-syslog-split-messages" xreflabel="syslog_split_messages">
-      <term><varname>syslog_split_messages</varname> (<type>boolean</type>)
+      <term><varname>syslog_split_messages</varname> (<type>boolean</type>) - default is on
       <indexterm>
        <primary><varname>syslog_split_messages</varname> configuration parameter</primary>
       </indexterm>
@@ -6748,7 +6748,7 @@ local0.*    /var/log/postgresql
      </varlistentry>
 
      <varlistentry id="guc-event-source" xreflabel="event_source">
-      <term><varname>event_source</varname> (<type>string</type>)
+      <term><varname>event_source</varname> (<type>string</type>) - default is PostgreSQL
       <indexterm>
        <primary><varname>event_source</varname> configuration parameter</primary>
       </indexterm>
@@ -6773,7 +6773,7 @@ local0.*    /var/log/postgresql
      <variablelist>
 
      <varlistentry id="guc-log-min-messages" xreflabel="log_min_messages">
-      <term><varname>log_min_messages</varname> (<type>enum</type>)
+      <term><varname>log_min_messages</varname> (<type>enum</type>) - default is WARNING
       <indexterm>
        <primary><varname>log_min_messages</varname> configuration parameter</primary>
       </indexterm>
@@ -6798,7 +6798,7 @@ local0.*    /var/log/postgresql
      </varlistentry>
 
      <varlistentry id="guc-log-min-error-statement" xreflabel="log_min_error_statement">
-      <term><varname>log_min_error_statement</varname> (<type>enum</type>)
+      <term><varname>log_min_error_statement</varname> (<type>enum</type>) - default is ERROR
       <indexterm>
        <primary><varname>log_min_error_statement</varname> configuration parameter</primary>
       </indexterm>
@@ -6829,7 +6829,7 @@ local0.*    /var/log/postgresql
      </varlistentry>
 
      <varlistentry id="guc-log-min-duration-statement" xreflabel="log_min_duration_statement">
-      <term><varname>log_min_duration_statement</varname> (<type>integer</type>)
+      <term><varname>log_min_duration_statement</varname> (<type>integer</type>) - default is -1
       <indexterm>
        <primary><varname>log_min_duration_statement</varname> configuration parameter</primary>
       </indexterm>
@@ -6879,7 +6879,7 @@ local0.*    /var/log/postgresql
       </varlistentry>
 
      <varlistentry id="guc-log-min-duration-sample" xreflabel="log_min_duration_sample">
-      <term><varname>log_min_duration_sample</varname> (<type>integer</type>)
+      <term><varname>log_min_duration_sample</varname> (<type>integer</type>) - default is -1
       <indexterm>
        <primary><varname>log_min_duration_sample</varname> configuration parameter</primary>
       </indexterm>
@@ -6920,7 +6920,7 @@ local0.*    /var/log/postgresql
      </varlistentry>
 
      <varlistentry id="guc-log-statement-sample-rate" xreflabel="log_statement_sample_rate">
-      <term><varname>log_statement_sample_rate</varname> (<type>floating point</type>)
+      <term><varname>log_statement_sample_rate</varname> (<type>floating point</type>) - default is 1.0
       <indexterm>
        <primary><varname>log_statement_sample_rate</varname> configuration parameter</primary>
       </indexterm>
@@ -6945,7 +6945,7 @@ local0.*    /var/log/postgresql
      </varlistentry>
 
      <varlistentry id="guc-log-transaction-sample-rate" xreflabel="log_transaction_sample_rate">
-      <term><varname>log_transaction_sample_rate</varname> (<type>floating point</type>)
+      <term><varname>log_transaction_sample_rate</varname> (<type>floating point</type>) - default is 0
       <indexterm>
        <primary><varname>log_transaction_sample_rate</varname> configuration parameter</primary>
       </indexterm>
@@ -6976,7 +6976,7 @@ local0.*    /var/log/postgresql
      </varlistentry>
 
      <varlistentry id="guc-log-startup-progress-interval" xreflabel="log_startup_progress_interval">
-      <term><varname>log_startup_progress_interval</varname> (<type>integer</type>)
+      <term><varname>log_startup_progress_interval</varname> (<type>integer</type>) - default is 10 seconds
       <indexterm>
        <primary><varname>log_startup_progress_interval</varname> configuration parameter</primary>
       </indexterm>
@@ -7144,7 +7144,7 @@ local0.*    /var/log/postgresql
        <primary><varname>debug_print_rewritten</varname> configuration parameter</primary>
       </indexterm>
       </term>
-      <term><varname>debug_print_plan</varname> (<type>boolean</type>)
+      <term><varname>debug_print_plan</varname> (<type>boolean</type>) - default is off
       <indexterm>
        <primary><varname>debug_print_plan</varname> configuration parameter</primary>
       </indexterm>
@@ -7165,7 +7165,7 @@ local0.*    /var/log/postgresql
      </varlistentry>
 
      <varlistentry id="guc-debug-pretty-print">
-      <term><varname>debug_pretty_print</varname> (<type>boolean</type>)
+      <term><varname>debug_pretty_print</varname> (<type>boolean</type>) - default is on
       <indexterm>
        <primary><varname>debug_pretty_print</varname> configuration parameter</primary>
       </indexterm>
@@ -7183,7 +7183,7 @@ local0.*    /var/log/postgresql
      </varlistentry>
 
      <varlistentry id="guc-log-autovacuum-min-duration" xreflabel="log_autovacuum_min_duration">
-      <term><varname>log_autovacuum_min_duration</varname> (<type>integer</type>)
+      <term><varname>log_autovacuum_min_duration</varname> (<type>integer</type>) - default is 10 minutes
       <indexterm>
        <primary><varname>log_autovacuum_min_duration</varname></primary>
        <secondary>configuration parameter</secondary>
@@ -7210,7 +7210,7 @@ local0.*    /var/log/postgresql
      </varlistentry>
 
      <varlistentry id="guc-log-checkpoints" xreflabel="log_checkpoints">
-      <term><varname>log_checkpoints</varname> (<type>boolean</type>)
+      <term><varname>log_checkpoints</varname> (<type>boolean</type>) - default is on
       <indexterm>
        <primary><varname>log_checkpoints</varname> configuration parameter</primary>
       </indexterm>
@@ -7227,7 +7227,7 @@ local0.*    /var/log/postgresql
      </varlistentry>
 
      <varlistentry id="guc-log-connections" xreflabel="log_connections">
-      <term><varname>log_connections</varname> (<type>boolean</type>)
+      <term><varname>log_connections</varname> (<type>boolean</type>) - default is off
       <indexterm>
        <primary><varname>log_connections</varname> configuration parameter</primary>
       </indexterm>
@@ -7255,7 +7255,7 @@ local0.*    /var/log/postgresql
      </varlistentry>
 
      <varlistentry id="guc-log-disconnections" xreflabel="log_disconnections">
-      <term><varname>log_disconnections</varname> (<type>boolean</type>)
+      <term><varname>log_disconnections</varname> (<type>boolean</type>) - default is off
       <indexterm>
        <primary><varname>log_disconnections</varname> configuration parameter</primary>
       </indexterm>
@@ -7275,7 +7275,7 @@ local0.*    /var/log/postgresql
 
 
      <varlistentry id="guc-log-duration" xreflabel="log_duration">
-      <term><varname>log_duration</varname> (<type>boolean</type>)
+      <term><varname>log_duration</varname> (<type>boolean</type>) - default is off
       <indexterm>
        <primary><varname>log_duration</varname> configuration parameter</primary>
       </indexterm>
@@ -7310,7 +7310,7 @@ local0.*    /var/log/postgresql
      </varlistentry>
 
      <varlistentry id="guc-log-error-verbosity" xreflabel="log_error_verbosity">
-      <term><varname>log_error_verbosity</varname> (<type>enum</type>)
+      <term><varname>log_error_verbosity</varname> (<type>enum</type>) - default is DEFAULT
       <indexterm>
        <primary><varname>log_error_verbosity</varname> configuration parameter</primary>
       </indexterm>
@@ -7573,7 +7573,7 @@ log_line_prefix = '%m [%p] %q%u@%d/%a '
      </varlistentry>
 
      <varlistentry id="guc-log-lock-waits" xreflabel="log_lock_waits">
-      <term><varname>log_lock_waits</varname> (<type>boolean</type>)
+      <term><varname>log_lock_waits</varname> (<type>boolean</type>) - default is off
       <indexterm>
        <primary><varname>log_lock_waits</varname> configuration parameter</primary>
       </indexterm>
@@ -7591,7 +7591,7 @@ log_line_prefix = '%m [%p] %q%u@%d/%a '
      </varlistentry>
 
      <varlistentry id="guc-log-recovery-conflict-waits" xreflabel="log_recovery_conflict_waits">
-      <term><varname>log_recovery_conflict_waits</varname> (<type>boolean</type>)
+      <term><varname>log_recovery_conflict_waits</varname> (<type>boolean</type>) - default is off
       <indexterm>
        <primary><varname>log_recovery_conflict_waits</varname> configuration parameter</primary>
       </indexterm>
@@ -7613,7 +7613,7 @@ log_line_prefix = '%m [%p] %q%u@%d/%a '
      </varlistentry>
 
      <varlistentry id="guc-log-parameter-max-length" xreflabel="log_parameter_max_length">
-      <term><varname>log_parameter_max_length</varname> (<type>integer</type>)
+      <term><varname>log_parameter_max_length</varname> (<type>integer</type>)  - default is -1
       <indexterm>
        <primary><varname>log_parameter_max_length</varname> configuration parameter</primary>
       </indexterm>
@@ -7641,7 +7641,7 @@ log_line_prefix = '%m [%p] %q%u@%d/%a '
      </varlistentry>
 
      <varlistentry id="guc-log-parameter-max-length-on-error" xreflabel="log_parameter_max_length_on_error">
-      <term><varname>log_parameter_max_length_on_error</varname> (<type>integer</type>)
+      <term><varname>log_parameter_max_length_on_error</varname> (<type>integer</type>) - default is 0
       <indexterm>
        <primary><varname>log_parameter_max_length_on_error</varname> configuration parameter</primary>
       </indexterm>
@@ -7669,7 +7669,7 @@ log_line_prefix = '%m [%p] %q%u@%d/%a '
      </varlistentry>
 
      <varlistentry id="guc-log-statement" xreflabel="log_statement">
-      <term><varname>log_statement</varname> (<type>enum</type>)
+      <term><varname>log_statement</varname> (<type>enum</type>) - default is none
       <indexterm>
        <primary><varname>log_statement</varname> configuration parameter</primary>
       </indexterm>
@@ -7719,7 +7719,7 @@ log_line_prefix = '%m [%p] %q%u@%d/%a '
      </varlistentry>
 
      <varlistentry id="guc-log-replication-commands" xreflabel="log_replication_commands">
-      <term><varname>log_replication_commands</varname> (<type>boolean</type>)
+      <term><varname>log_replication_commands</varname> (<type>boolean</type>) - default is off
       <indexterm>
        <primary><varname>log_replication_commands</varname> configuration parameter</primary>
       </indexterm>
@@ -7737,7 +7737,7 @@ log_line_prefix = '%m [%p] %q%u@%d/%a '
      </varlistentry>
 
      <varlistentry id="guc-log-temp-files" xreflabel="log_temp_files">
-      <term><varname>log_temp_files</varname> (<type>integer</type>)
+      <term><varname>log_temp_files</varname> (<type>integer</type>) - default is -1
       <indexterm>
        <primary><varname>log_temp_files</varname> configuration parameter</primary>
       </indexterm>
@@ -7761,7 +7761,7 @@ log_line_prefix = '%m [%p] %q%u@%d/%a '
      </varlistentry>
 
      <varlistentry id="guc-log-timezone" xreflabel="log_timezone">
-      <term><varname>log_timezone</varname> (<type>string</type>)
+      <term><varname>log_timezone</varname> (<type>string</type>) - default is GMT
       <indexterm>
        <primary><varname>log_timezone</varname> configuration parameter</primary>
       </indexterm>
@@ -8152,7 +8152,7 @@ COPY postgres_log FROM '/full/path/to/logfile.csv' WITH csv;
      </varlistentry>
 
      <varlistentry id="guc-update-process-title" xreflabel="update_process_title">
-      <term><varname>update_process_title</varname> (<type>boolean</type>)
+      <term><varname>update_process_title</varname> (<type>boolean</type>) - default is off
       <indexterm>
        <primary><varname>update_process_title</varname> configuration parameter</primary>
       </indexterm>
@@ -8190,7 +8190,7 @@ COPY postgres_log FROM '/full/path/to/logfile.csv' WITH csv;
      <variablelist>
 
      <varlistentry id="guc-track-activities" xreflabel="track_activities">
-      <term><varname>track_activities</varname> (<type>boolean</type>)
+      <term><varname>track_activities</varname> (<type>boolean</type>) - default is on
       <indexterm>
        <primary><varname>track_activities</varname> configuration parameter</primary>
       </indexterm>
@@ -8212,7 +8212,7 @@ COPY postgres_log FROM '/full/path/to/logfile.csv' WITH csv;
      </varlistentry>
 
      <varlistentry id="guc-track-activity-query-size" xreflabel="track_activity_query_size">
-      <term><varname>track_activity_query_size</varname> (<type>integer</type>)
+      <term><varname>track_activity_query_size</varname> (<type>integer</type>) - default is 1024 bytes
       <indexterm>
        <primary><varname>track_activity_query_size</varname> configuration parameter</primary>
       </indexterm>
@@ -8230,7 +8230,7 @@ COPY postgres_log FROM '/full/path/to/logfile.csv' WITH csv;
      </varlistentry>
 
      <varlistentry id="guc-track-counts" xreflabel="track_counts">
-      <term><varname>track_counts</varname> (<type>boolean</type>)
+      <term><varname>track_counts</varname> (<type>boolean</type>) - default is on
       <indexterm>
        <primary><varname>track_counts</varname> configuration parameter</primary>
       </indexterm>
@@ -8247,7 +8247,7 @@ COPY postgres_log FROM '/full/path/to/logfile.csv' WITH csv;
      </varlistentry>
 
      <varlistentry id="guc-track-io-timing" xreflabel="track_io_timing">
-      <term><varname>track_io_timing</varname> (<type>boolean</type>)
+      <term><varname>track_io_timing</varname> (<type>boolean</type>) - default is off
       <indexterm>
        <primary><varname>track_io_timing</varname> configuration parameter</primary>
       </indexterm>
@@ -8279,7 +8279,7 @@ COPY postgres_log FROM '/full/path/to/logfile.csv' WITH csv;
      </varlistentry>
 
      <varlistentry id="guc-track-wal-io-timing" xreflabel="track_wal_io_timing">
-      <term><varname>track_wal_io_timing</varname> (<type>boolean</type>)
+      <term><varname>track_wal_io_timing</varname> (<type>boolean</type>) - default is off
       <indexterm>
        <primary><varname>track_wal_io_timing</varname> configuration parameter</primary>
       </indexterm>
@@ -8301,7 +8301,7 @@ COPY postgres_log FROM '/full/path/to/logfile.csv' WITH csv;
      </varlistentry>
 
      <varlistentry id="guc-track-functions" xreflabel="track_functions">
-      <term><varname>track_functions</varname> (<type>enum</type>)
+      <term><varname>track_functions</varname> (<type>enum</type>) - default is none
       <indexterm>
        <primary><varname>track_functions</varname> configuration parameter</primary>
       </indexterm>
@@ -8328,7 +8328,7 @@ COPY postgres_log FROM '/full/path/to/logfile.csv' WITH csv;
      </varlistentry>
 
      <varlistentry id="guc-stats-fetch-consistency" xreflabel="stats_fetch_consistency">
-      <term><varname>stats_fetch_consistency</varname> (<type>enum</type>)
+      <term><varname>stats_fetch_consistency</varname> (<type>enum</type>) - default is cache
       <indexterm>
        <primary><varname>stats_fetch_consistency</varname> configuration parameter</primary>
       </indexterm>
@@ -8370,7 +8370,7 @@ COPY postgres_log FROM '/full/path/to/logfile.csv' WITH csv;
      <variablelist>
 
      <varlistentry id="guc-compute-query-id" xreflabel="compute_query_id">
-      <term><varname>compute_query_id</varname> (<type>enum</type>)
+      <term><varname>compute_query_id</varname> (<type>enum</type>) - default is auto
       <indexterm>
        <primary><varname>compute_query_id</varname> configuration parameter</primary>
       </indexterm>
@@ -8407,22 +8407,22 @@ COPY postgres_log FROM '/full/path/to/logfile.csv' WITH csv;
      </varlistentry>
 
      <varlistentry id="guc-log-statement-stats">
-      <term><varname>log_statement_stats</varname> (<type>boolean</type>)
+      <term><varname>log_statement_stats</varname> (<type>boolean</type>) - default is off
       <indexterm>
        <primary><varname>log_statement_stats</varname> configuration parameter</primary>
       </indexterm>
       </term>
-      <term><varname>log_parser_stats</varname> (<type>boolean</type>)
+      <term><varname>log_parser_stats</varname> (<type>boolean</type>) - default is off
       <indexterm>
        <primary><varname>log_parser_stats</varname> configuration parameter</primary>
       </indexterm>
       </term>
-      <term><varname>log_planner_stats</varname> (<type>boolean</type>)
+      <term><varname>log_planner_stats</varname> (<type>boolean</type>) - default is off
       <indexterm>
        <primary><varname>log_planner_stats</varname> configuration parameter</primary>
       </indexterm>
       </term>
-      <term><varname>log_executor_stats</varname> (<type>boolean</type>)
+      <term><varname>log_executor_stats</varname> (<type>boolean</type>) - default is off
       <indexterm>
        <primary><varname>log_executor_stats</varname> configuration parameter</primary>
       </indexterm>
@@ -8474,7 +8474,7 @@ COPY postgres_log FROM '/full/path/to/logfile.csv' WITH csv;
      <variablelist>
 
       <varlistentry id="guc-autovacuum" xreflabel="autovacuum">
-       <term><varname>autovacuum</varname> (<type>boolean</type>)
+       <term><varname>autovacuum</varname> (<type>boolean</type>) - default is on
        <indexterm>
         <primary><varname>autovacuum</varname> configuration parameter</primary>
        </indexterm>
@@ -8519,7 +8519,7 @@ COPY postgres_log FROM '/full/path/to/logfile.csv' WITH csv;
       </varlistentry>
 
       <varlistentry id="guc-autovacuum-max-workers" xreflabel="autovacuum_max_workers">
-       <term><varname>autovacuum_max_workers</varname> (<type>integer</type>)
+       <term><varname>autovacuum_max_workers</varname> (<type>integer</type>) - default is 3
        <indexterm>
         <primary><varname>autovacuum_max_workers</varname> configuration parameter</primary>
        </indexterm>
@@ -8541,7 +8541,7 @@ COPY postgres_log FROM '/full/path/to/logfile.csv' WITH csv;
       </varlistentry>
 
       <varlistentry id="guc-autovacuum-naptime" xreflabel="autovacuum_naptime">
-       <term><varname>autovacuum_naptime</varname> (<type>integer</type>)
+       <term><varname>autovacuum_naptime</varname> (<type>integer</type>) - default is 1 minute
        <indexterm>
         <primary><varname>autovacuum_naptime</varname> configuration parameter</primary>
        </indexterm>
@@ -8561,7 +8561,7 @@ COPY postgres_log FROM '/full/path/to/logfile.csv' WITH csv;
       </varlistentry>
 
       <varlistentry id="guc-autovacuum-vacuum-threshold" xreflabel="autovacuum_vacuum_threshold">
-       <term><varname>autovacuum_vacuum_threshold</varname> (<type>integer</type>)
+       <term><varname>autovacuum_vacuum_threshold</varname> (<type>integer</type>) - default is 50 tuples
        <indexterm>
         <primary><varname>autovacuum_vacuum_threshold</varname></primary>
         <secondary>configuration parameter</secondary>
@@ -8581,7 +8581,7 @@ COPY postgres_log FROM '/full/path/to/logfile.csv' WITH csv;
       </varlistentry>
 
       <varlistentry id="guc-autovacuum-vacuum-insert-threshold" xreflabel="autovacuum_vacuum_insert_threshold">
-       <term><varname>autovacuum_vacuum_insert_threshold</varname> (<type>integer</type>)
+       <term><varname>autovacuum_vacuum_insert_threshold</varname> (<type>integer</type>) - default is 1000 tuples
        <indexterm>
         <primary><varname>autovacuum_vacuum_insert_threshold</varname></primary>
         <secondary>configuration parameter</secondary>
@@ -8603,7 +8603,7 @@ COPY postgres_log FROM '/full/path/to/logfile.csv' WITH csv;
       </varlistentry>
 
       <varlistentry id="guc-autovacuum-analyze-threshold" xreflabel="autovacuum_analyze_threshold">
-       <term><varname>autovacuum_analyze_threshold</varname> (<type>integer</type>)
+       <term><varname>autovacuum_analyze_threshold</varname> (<type>integer</type>) - default is 50 tuples
        <indexterm>
         <primary><varname>autovacuum_analyze_threshold</varname></primary>
         <secondary>configuration parameter</secondary>
@@ -8623,7 +8623,7 @@ COPY postgres_log FROM '/full/path/to/logfile.csv' WITH csv;
       </varlistentry>
 
       <varlistentry id="guc-autovacuum-vacuum-scale-factor" xreflabel="autovacuum_vacuum_scale_factor">
-       <term><varname>autovacuum_vacuum_scale_factor</varname> (<type>floating point</type>)
+       <term><varname>autovacuum_vacuum_scale_factor</varname> (<type>floating point</type>) - default is 0.2
        <indexterm>
         <primary><varname>autovacuum_vacuum_scale_factor</varname></primary>
         <secondary>configuration parameter</secondary>
@@ -8644,7 +8644,7 @@ COPY postgres_log FROM '/full/path/to/logfile.csv' WITH csv;
       </varlistentry>
 
       <varlistentry id="guc-autovacuum-vacuum-insert-scale-factor" xreflabel="autovacuum_vacuum_insert_scale_factor">
-       <term><varname>autovacuum_vacuum_insert_scale_factor</varname> (<type>floating point</type>)
+       <term><varname>autovacuum_vacuum_insert_scale_factor</varname> (<type>floating point</type>) - default is 0.2
        <indexterm>
         <primary><varname>autovacuum_vacuum_insert_scale_factor</varname></primary>
         <secondary>configuration parameter</secondary>
@@ -8665,7 +8665,7 @@ COPY postgres_log FROM '/full/path/to/logfile.csv' WITH csv;
       </varlistentry>
 
       <varlistentry id="guc-autovacuum-analyze-scale-factor" xreflabel="autovacuum_analyze_scale_factor">
-       <term><varname>autovacuum_analyze_scale_factor</varname> (<type>floating point</type>)
+       <term><varname>autovacuum_analyze_scale_factor</varname> (<type>floating point</type>) - default is 0.1
        <indexterm>
         <primary><varname>autovacuum_analyze_scale_factor</varname></primary>
         <secondary>configuration parameter</secondary>
@@ -8744,7 +8744,7 @@ COPY postgres_log FROM '/full/path/to/logfile.csv' WITH csv;
       </varlistentry>
 
       <varlistentry id="guc-autovacuum-vacuum-cost-delay" xreflabel="autovacuum_vacuum_cost_delay">
-       <term><varname>autovacuum_vacuum_cost_delay</varname> (<type>floating point</type>)
+       <term><varname>autovacuum_vacuum_cost_delay</varname> (<type>floating point</type>) - default is 2 miliseconds
        <indexterm>
         <primary><varname>autovacuum_vacuum_cost_delay</varname></primary>
         <secondary>configuration parameter</secondary>
@@ -8766,7 +8766,7 @@ COPY postgres_log FROM '/full/path/to/logfile.csv' WITH csv;
       </varlistentry>
 
       <varlistentry id="guc-autovacuum-vacuum-cost-limit" xreflabel="autovacuum_vacuum_cost_limit">
-       <term><varname>autovacuum_vacuum_cost_limit</varname> (<type>integer</type>)
+       <term><varname>autovacuum_vacuum_cost_limit</varname> (<type>integer</type>) - default is -1
        <indexterm>
         <primary><varname>autovacuum_vacuum_cost_limit</varname></primary>
         <secondary>configuration parameter</secondary>
@@ -8829,7 +8829,7 @@ COPY postgres_log FROM '/full/path/to/logfile.csv' WITH csv;
 
      <variablelist>
       <varlistentry id="guc-vacuum-cost-delay" xreflabel="vacuum_cost_delay">
-       <term><varname>vacuum_cost_delay</varname> (<type>floating point</type>)
+       <term><varname>vacuum_cost_delay</varname> (<type>floating point</type>) - default is 0
        <indexterm>
         <primary><varname>vacuum_cost_delay</varname> configuration parameter</primary>
        </indexterm>
@@ -8859,7 +8859,7 @@ COPY postgres_log FROM '/full/path/to/logfile.csv' WITH csv;
       </varlistentry>
 
       <varlistentry id="guc-vacuum-cost-page-hit" xreflabel="vacuum_cost_page_hit">
-       <term><varname>vacuum_cost_page_hit</varname> (<type>integer</type>)
+       <term><varname>vacuum_cost_page_hit</varname> (<type>integer</type>) - default is 1
        <indexterm>
         <primary><varname>vacuum_cost_page_hit</varname> configuration parameter</primary>
        </indexterm>
@@ -8875,7 +8875,7 @@ COPY postgres_log FROM '/full/path/to/logfile.csv' WITH csv;
       </varlistentry>
 
       <varlistentry id="guc-vacuum-cost-page-miss" xreflabel="vacuum_cost_page_miss">
-       <term><varname>vacuum_cost_page_miss</varname> (<type>integer</type>)
+       <term><varname>vacuum_cost_page_miss</varname> (<type>integer</type>) - default is 2
        <indexterm>
         <primary><varname>vacuum_cost_page_miss</varname> configuration parameter</primary>
        </indexterm>
@@ -8892,7 +8892,7 @@ COPY postgres_log FROM '/full/path/to/logfile.csv' WITH csv;
       </varlistentry>
 
       <varlistentry id="guc-vacuum-cost-page-dirty" xreflabel="vacuum_cost_page_dirty">
-       <term><varname>vacuum_cost_page_dirty</varname> (<type>integer</type>)
+       <term><varname>vacuum_cost_page_dirty</varname> (<type>integer</type>) - default is 20
        <indexterm>
         <primary><varname>vacuum_cost_page_dirty</varname> configuration parameter</primary>
        </indexterm>
@@ -8908,7 +8908,7 @@ COPY postgres_log FROM '/full/path/to/logfile.csv' WITH csv;
       </varlistentry>
 
       <varlistentry id="guc-vacuum-cost-limit" xreflabel="vacuum_cost_limit">
-       <term><varname>vacuum_cost_limit</varname> (<type>integer</type>)
+       <term><varname>vacuum_cost_limit</varname> (<type>integer</type>) - default is 200
        <indexterm>
         <primary><varname>vacuum_cost_limit</varname> configuration parameter</primary>
        </indexterm>
