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(parent: 355917c) | patch
Doc: mention that extended stats aren't used for joins
authorDavid Rowley <drowley@postgresql.org>
Thu, 22 Jun 2023 00:50:55 +0000 (12:50 +1200)
committerDavid Rowley <drowley@postgresql.org>
Thu, 22 Jun 2023 00:50:55 +0000 (12:50 +1200)
commitf3c2fae0636ed7e9e1a6a4365192ae8ef7af425f
tree0ff571318af076656897a6caf48bc1a22cfa59d4tree | snapshot
parent355917c07c633ab00e41c91eef262b3e438a63e4commit | diff
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
doc/src/sgml/ref/create_statistics.sgml diff | blob | blame | history
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