CVSROOT: /home/projects/pgsql/cvsroot
Module name: pgsql
Changes by: tgl(at)hub(dot)org 01/08/06 14:09:45
Modified files:
doc/src/sgml/ref: create_index.sgml
src/backend/commands: indexcmds.c
src/backend/optimizer/path: indxpath.c
Log message:
Modify partial-index-predicate applicability tester to test whether
clauses are equal(), before trying to match them up using btree opclass
inference rules. This allows it to recognize many simple cases involving
non-btree operations, for example 'x IS NULL'. Clean up code a little.