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Diffstat (limited to 'src/backend/optimizer/README')
| -rw-r--r-- | src/backend/optimizer/README | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/backend/optimizer/README b/src/backend/optimizer/README index f9a2cb982fc..98639181d49 100644 --- a/src/backend/optimizer/README +++ b/src/backend/optimizer/README @@ -9,6 +9,7 @@ planner() preprocess target list preprocess qualifications(WHERE) --query_planner() + cnfify qualification, so qual are expressions (were AND's) and OR clauses pull out constants from target list get a target list that only contains column names, no expressions if none, then return |