Thread: pgsql: Teach eval_const_expressions to simplify BooleanTest nodes that

pgsql: Teach eval_const_expressions to simplify BooleanTest nodes that

From

tgl@postgresql.org (Tom Lane)

Date:

04 August 2006, 11:10:10

Log Message:
-----------
Teach eval_const_expressions to simplify BooleanTest nodes that have
constant input.  Seems worth doing because rule rewriter inserts
IS NOT TRUE tests into WHERE clauses.

Modified Files:
--------------
    pgsql/src/backend/optimizer/util:
        clauses.c (r1.216 -> r1.217)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/optimizer/util/clauses.c.diff?r1=1.216&r2=1.217)