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pgsql: Doc: mention that extended stats aren't used for joins 6+ messages / 1 participants [nested] [flat]
* pgsql: Doc: mention that extended stats aren't used for joins @ 2023-06-22 00:46 David Rowley <drowley@postgresql.org> 0 siblings, 0 replies; 6+ messages in thread From: David Rowley @ 2023-06-22 00:46 UTC (permalink / raw) To: pgsql-committers@lists.postgresql.org Doc: mention that extended stats aren't used for joins Statistics defined by the CREATE STATISTICS command are only used to assist with the selectivity estimations of base relations, never for joins. Here we mention this fact in the notes section of the CREATE STATISTICS command. Discussion: https://postgr.es/m/CAApHDvrMuVgDOrmg_EtFDZ=AOovq6EsJNnHH1ddyZ8EqL4yzMw@mail.gmail.com Backpatch-through: 11 Branch ------ master Details ------- https://git.postgresql.org/pg/commitdiff/c2d35bb88eab99fd81198fa4caee004fb8997c73 Modified Files -------------- doc/src/sgml/ref/create_statistics.sgml | 6 ++++++ 1 file changed, 6 insertions(+) ^ permalink raw reply [nested|flat] 6+ messages in thread
* pgsql: Doc: mention that extended stats aren't used for joins @ 2023-06-22 00:47 David Rowley <drowley@postgresql.org> 0 siblings, 0 replies; 6+ messages in thread From: David Rowley @ 2023-06-22 00:47 UTC (permalink / raw) To: pgsql-committers@lists.postgresql.org Doc: mention that extended stats aren't used for joins Statistics defined by the CREATE STATISTICS command are only used to assist with the selectivity estimations of base relations, never for joins. Here we mention this fact in the notes section of the CREATE STATISTICS command. Discussion: https://postgr.es/m/CAApHDvrMuVgDOrmg_EtFDZ=AOovq6EsJNnHH1ddyZ8EqL4yzMw@mail.gmail.com Backpatch-through: 11 Branch ------ REL_15_STABLE Details ------- https://git.postgresql.org/pg/commitdiff/4e17cb00dc2b57f0ac1bbe3c1fd587e982b33307 Modified Files -------------- doc/src/sgml/ref/create_statistics.sgml | 6 ++++++ 1 file changed, 6 insertions(+) ^ permalink raw reply [nested|flat] 6+ messages in thread
* pgsql: Doc: mention that extended stats aren't used for joins @ 2023-06-22 00:48 David Rowley <drowley@postgresql.org> 0 siblings, 0 replies; 6+ messages in thread From: David Rowley @ 2023-06-22 00:48 UTC (permalink / raw) To: pgsql-committers@lists.postgresql.org Doc: mention that extended stats aren't used for joins Statistics defined by the CREATE STATISTICS command are only used to assist with the selectivity estimations of base relations, never for joins. Here we mention this fact in the notes section of the CREATE STATISTICS command. Discussion: https://postgr.es/m/CAApHDvrMuVgDOrmg_EtFDZ=AOovq6EsJNnHH1ddyZ8EqL4yzMw@mail.gmail.com Backpatch-through: 11 Branch ------ REL_14_STABLE Details ------- https://git.postgresql.org/pg/commitdiff/8145b5e138c7f26594fb93e11e6ebd5bf2aba586 Modified Files -------------- doc/src/sgml/ref/create_statistics.sgml | 6 ++++++ 1 file changed, 6 insertions(+) ^ permalink raw reply [nested|flat] 6+ messages in thread
* pgsql: Doc: mention that extended stats aren't used for joins @ 2023-06-22 00:50 David Rowley <drowley@postgresql.org> 0 siblings, 0 replies; 6+ messages in thread From: David Rowley @ 2023-06-22 00:50 UTC (permalink / raw) To: pgsql-committers@lists.postgresql.org Doc: mention that extended stats aren't used for joins Statistics defined by the CREATE STATISTICS command are only used to assist with the selectivity estimations of base relations, never for joins. Here we mention this fact in the notes section of the CREATE STATISTICS command. Discussion: https://postgr.es/m/CAApHDvrMuVgDOrmg_EtFDZ=AOovq6EsJNnHH1ddyZ8EqL4yzMw@mail.gmail.com Backpatch-through: 11 Branch ------ REL_13_STABLE Details ------- https://git.postgresql.org/pg/commitdiff/c909bd87ce09b00c15707c9420a01bfc8facad3f Modified Files -------------- doc/src/sgml/ref/create_statistics.sgml | 6 ++++++ 1 file changed, 6 insertions(+) ^ permalink raw reply [nested|flat] 6+ messages in thread
* pgsql: Doc: mention that extended stats aren't used for joins @ 2023-06-22 00:51 David Rowley <drowley@postgresql.org> 0 siblings, 0 replies; 6+ messages in thread From: David Rowley @ 2023-06-22 00:51 UTC (permalink / raw) To: pgsql-committers@lists.postgresql.org Doc: mention that extended stats aren't used for joins Statistics defined by the CREATE STATISTICS command are only used to assist with the selectivity estimations of base relations, never for joins. Here we mention this fact in the notes section of the CREATE STATISTICS command. Discussion: https://postgr.es/m/CAApHDvrMuVgDOrmg_EtFDZ=AOovq6EsJNnHH1ddyZ8EqL4yzMw@mail.gmail.com Backpatch-through: 11 Branch ------ REL_12_STABLE Details ------- https://git.postgresql.org/pg/commitdiff/f3c2fae0636ed7e9e1a6a4365192ae8ef7af425f Modified Files -------------- doc/src/sgml/ref/create_statistics.sgml | 6 ++++++ 1 file changed, 6 insertions(+) ^ permalink raw reply [nested|flat] 6+ messages in thread
* pgsql: Doc: mention that extended stats aren't used for joins @ 2023-06-22 00:51 David Rowley <drowley@postgresql.org> 0 siblings, 0 replies; 6+ messages in thread From: David Rowley @ 2023-06-22 00:51 UTC (permalink / raw) To: pgsql-committers@lists.postgresql.org Doc: mention that extended stats aren't used for joins Statistics defined by the CREATE STATISTICS command are only used to assist with the selectivity estimations of base relations, never for joins. Here we mention this fact in the notes section of the CREATE STATISTICS command. Discussion: https://postgr.es/m/CAApHDvrMuVgDOrmg_EtFDZ=AOovq6EsJNnHH1ddyZ8EqL4yzMw@mail.gmail.com Backpatch-through: 11 Branch ------ REL_11_STABLE Details ------- https://git.postgresql.org/pg/commitdiff/59634df871a4a63af679ddace44ded7492fd83bc Modified Files -------------- doc/src/sgml/ref/create_statistics.sgml | 6 ++++++ 1 file changed, 6 insertions(+) ^ permalink raw reply [nested|flat] 6+ messages in thread
end of thread, other threads:[~2023-06-22 00:51 UTC | newest] Thread overview: 6+ messages (download: mbox mbox.gz follow: Atom feed) -- links below jump to the message on this page -- 2023-06-22 00:46 pgsql: Doc: mention that extended stats aren't used for joins David Rowley <drowley@postgresql.org> 2023-06-22 00:47 pgsql: Doc: mention that extended stats aren't used for joins David Rowley <drowley@postgresql.org> 2023-06-22 00:48 pgsql: Doc: mention that extended stats aren't used for joins David Rowley <drowley@postgresql.org> 2023-06-22 00:50 pgsql: Doc: mention that extended stats aren't used for joins David Rowley <drowley@postgresql.org> 2023-06-22 00:51 pgsql: Doc: mention that extended stats aren't used for joins David Rowley <drowley@postgresql.org> 2023-06-22 00:51 pgsql: Doc: mention that extended stats aren't used for joins David Rowley <drowley@postgresql.org>
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