pgsql-server/src backend/optimizer/path/costsi ...
Started by Tom Laneabout 23 years ago1 messagescomitters
CVSROOT: /cvsroot
Module name: pgsql-server
Changes by: tgl@svr1.postgresql.org 03/07/14 19:35:54
Modified files:
src/backend/optimizer/path: costsize.c
src/backend/optimizer/plan: createplan.c
src/backend/optimizer/util: pathnode.c
src/include/optimizer: cost.h
Log message:
Make cost estimates for SubqueryScan more realistic: charge cpu_tuple_cost
for each row processed, and don't forget the evaluation cost of any
restriction clauses attached to the node. Per discussion with Greg Stark.