Re: Possible documentation inaccuracy in optimizer README
Tom Lane <tgl@sss.pgh.pa.us>
From: Tom Lane <tgl@sss.pgh.pa.us>
To: David Rowley <dgrowleyml@gmail.com>
Cc: Zeyuan Hu <ferrishu3886@gmail.com>, pgsql-docs@postgresql.org
Date: 2025-04-09T03:04:54Z
Lists: pgsql-docs
David Rowley <dgrowleyml@gmail.com> writes: > On Wed, 9 Apr 2025 at 14:33, Tom Lane <tgl@sss.pgh.pa.us> wrote: >> Maybe better: >> >> Other possibilities will be excluded for lack of join clauses. >> (In reality, use of EquivalenceClasses would allow us to >> deduce additional join clauses that allow more join >> combinations, but here we ignore that to preserve the >> simplicity of this example.) > Looks good to me. OK, done. I moved the text after noticing that it really applies to both of the examples here. regards, tom lane
Commits
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Doc: note that two examples in optimizer/README are oversimplified.
- dd496eedeaac 18.0 landed