Tighten up join ordering rules to account for recent more-careful analysis
Tom Lane <tgl@sss.pgh.pa.us>
Tighten up join ordering rules to account for recent more-careful analysis of the associativity of antijoins. Also improve optimizer/README discussion of outer join ordering rules.
Files
| Path | Change | +/− |
|---|---|---|
| src/backend/optimizer/path/joinrels.c | modified | +3 −3 |
| src/backend/optimizer/plan/initsplan.c | modified | +17 −10 |
| src/backend/optimizer/README | modified | +18 −6 |