pgpool2.git / summary / log / commit / refs

commit    854f88795d8fce5278ee9f7e24508460d79efcf3
Author:   Tatsuo Ishii <ishii@postgresql.org>
Date:     Mon Apr 16 08:58:21 2012 +0000

    Remove unused code and add some comments to POOL_SENT_MESSAGE and
    POOL_SENT_MESSAGE_LIST structure.
    Add new member "is_cache_safe" to POOL_SENT_MESSAGE structure to
    implement memory cache for extended protocol message.


 pool_session_context.h | 19 +++++++------------
 1 file changed, 7 insertions(+), 12 deletions(-)

diff --git a/pool_session_context.h b/pool_session_context.h
index 2e427dc6c..834bf5265 100644
--- a/pool_session_context.h
+++ b/pool_session_context.h
@@ -44,28 +44,23 @@ typedef enum {
 	POOL_REPEATABLE_READ,		/* Rpeatable read */
 	POOL_SERIALIZABLE			/* Serializable */
 } POOL_TRANSACTION_ISOLATION;
-#ifdef NOT_USED
+
 /*
- * where to send map for PREPARE/EXECUTE/DEALLOCATE
+ * Message content of extended query
  */
-#define POOL_MAX_PREPARED_STATEMENTS 128
-#define POOL_MAX_PREPARED_NAME 64
-
-typedef struct {
-	int nelem;	/* Number of elements */
-	char name[POOL_MAX_PREPARED_STATEMENTS][POOL_MAX_PREPARED_NAME];		/* Prepared statement name */
-	bool where_to_send[POOL_MAX_PREPARED_STATEMENTS][MAX_NUM_BACKENDS];
-} POOL_PREPARED_SEND_MAP;
-#endif /* NOT_USED */
 typedef struct {
 	char kind;	/* one of 'P':Parse, 'B':Bind or 'Q':Query(PREPARE) */
-	int len;	/* not network byte order */
+	int len;	/* in host byte order */
 	char *contents;
 	int num_tsparams;
 	char *name;		/* object name of prepared statement or portal */
 	POOL_QUERY_CONTEXT *query_context;
+	bool is_cache_safe;	/* true if the query can be cached */
 } POOL_SENT_MESSAGE;
 
+/*
+ * List of POOL_SENT_MESSAGE
+ */
 typedef struct {
 	int capacity;	/* capacity of list */
 	int size;		/* number of elements */


[parent: 60c32958f85f]