Add support for NullIfExpr in eval_const_expressions
Author: Hou Zhijie <houzj(dot)fnst(at)cn(dot)fujitsu(dot)com>
Discussion: https://www.postgresql.org/message-id/flat/7ea5ce773bbc4eea9ff1a381acd3b102(at)G08CNEXMBPEKD05(dot)g08(dot)fujitsu(dot)local
Branch
------
master
Details
-------
https://git.postgresql.org/pg/commitdiff/9c5f67fd6256246b2a788a8feb1d42b79dcd0448
Modified Files
--------------
src/backend/optimizer/util/clauses.c | 30 ++++++++++++++++++++++++++++++
src/test/regress/expected/case.out | 25 +++++++++++++++++++++++++
src/test/regress/sql/case.sql | 11 +++++++++++
3 files changed, 66 insertions(+)