Log Message:
-----------
Add some knowledge about prefix matches to tsmatchsel(). It's not terribly
bright, but it beats assuming that a prefix match behaves identically to an
exact match, which is what the code was doing before :-(. Noted while
experimenting with Artur Dobrowski's example.
Modified Files:
--------------
pgsql/src/backend/tsearch:
ts_selfuncs.c (r1.8 -> r1.9)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/tsearch/ts_selfuncs.c?r1=1.8&r2=1.9)