pgsql/src/backend/optimizer/path (costsize.c) - Mailing list pgsql-committers

  Date: Tuesday, December 12, 2000 @ 18:33:33
Author: tgl

Update of /home/projects/pgsql/cvsroot/pgsql/src/backend/optimizer/path
     from hub.org:/home/projects/pgsql/tmp/cvs-serv7711/backend/optimizer/path

Modified Files:
    costsize.c

-----------------------------  Log Message  -----------------------------

Cache eval cost of qualification expressions in RestrictInfo nodes to
avoid repeated evaluations in cost_qual_eval().  This turns out to save
a useful fraction of planning time.  No change to external representation
of RestrictInfo --- although that node type doesn't appear in stored
rules anyway.