Modify optimizer data structures so that IndexOptInfo lists built for

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create_index_paths are not immediately discarded, but are available for
subsequent planner work.  This allows avoiding redundant syscache lookups
in several places.  Change interface to operator selectivity estimation
procedures to allow faster and more flexible estimation.
Initdb forced due to change of pg_proc entries for selectivity functions!

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This commit is contained in:

Tom Lane

2001-05-20 20:28:20 +00:00

parent 5d53389cfe

commit be03eb25f3

32 changed files with 1147 additions and 1218 deletions

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src/backend/utils/adt/selfuncs.c

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