Re: Less-silly selectivity for JSONB matching operators
Tom Lane <tgl@sss.pgh.pa.us>
From: Tom Lane <tgl@sss.pgh.pa.us>
To: Alexey Bashtanov <bashtanov@imap.cc>
Cc: pgsql-hackers@lists.postgresql.org
Date: 2020-03-31T16:29:25Z
Lists: pgsql-hackers
Alexey Bashtanov <bashtanov@imap.cc> writes: >> So that leaves us with needing >> to find a better name for this new one. Any ideas? > I'm thinking of something wide like > opersel, operjoinsel, DEFAULT_OPER_SEL > or maybe even > genericsel, genericjoinsel, DEFAULT_GENERIC_SEL Seems a little *too* generic :-( I was wondering about DEFAULT_MATCHING_SEL. The difference in purpose from DEFAULT_MATCH_SEL wouldn't be too obvious, but then it probably wouldn't be anyway. regards, tom lane
Commits
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Improve selectivity estimation for assorted match-style operators.
- a80818605e54 13.0 landed
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Implement operator class parameters
- 911e70207703 13.0 cited