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Diffstat (limited to 'src/backend/optimizer/README')
| -rw-r--r-- | src/backend/optimizer/README | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/src/backend/optimizer/README b/src/backend/optimizer/README index 174ad4fd0a0..3c2fd32d520 100644 --- a/src/backend/optimizer/README +++ b/src/backend/optimizer/README @@ -245,6 +245,8 @@ planner() Optimizer Data Structures ------------------------- +PlannerInfo - global information for planning a particular Query + RelOptInfo - a relation or joined relations RestrictInfo - WHERE clauses, like "x = 3" or "y = z" |