MonetDB: Jul2017 - small performance improvement on checks

Changeset: 6fed8de9efb9 for MonetDB URL: https://dev.monetdb.org/hg/MonetDB?cmd=changeset;node=6fed8de9efb9 Modified Files: sql/server/rel_exp.c Branch: Jul2017 Log Message: small performance improvement on checks diffs (21 lines): diff --git a/sql/server/rel_exp.c b/sql/server/rel_exp.

MonetDB: Jul2017 - fix crash on null pointer (ie missing relation)

Changeset: 64d450998f46 for MonetDB URL: https://dev.monetdb.org/hg/MonetDB?cmd=changeset;node=64d450998f46 Modified Files: sql/server/rel_select.c Branch: Jul2017 Log Message: fix crash on null pointer (ie missing relation) diffs (12 lines): diff --git a/sql/server/rel_select.c b/sql/s

MonetDB: Jul2017 - approved output of test 3947 (IS null/constan...

Changeset: cb65d5c6c0b6 for MonetDB URL: https://dev.monetdb.org/hg/MonetDB?cmd=changeset;node=cb65d5c6c0b6 Modified Files: sql/server/rel_optimizer.c sql/test/BugTracker-2016/Tests/column_alias_in_where_clause.Bug-3947.sql sql/test/BugTracker-2016/Tests/column_alias_in_whe