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authorunknown <sanja@montyprogram.com>2012-05-11 09:35:46 +0300
committerunknown <sanja@montyprogram.com>2012-05-11 09:35:46 +0300
commitf2cbc014d98a927ed7038f55a25c3d288de10f51 (patch)
treebc83a9be2f43c9c49fb055526929d772940b17c7 /sql/opt_sum.cc
parent6fc863c7495d7715684918842b062bd6209b7d53 (diff)
downloadmariadb-git-f2cbc014d98a927ed7038f55a25c3d288de10f51.tar.gz
fix for LP bug#994392
The not_null_tables() of Item_func_not_all and Item_in_optimizer was inherited from Item_func by mistake. It made the optimizer think that subquery predicates with ALL/ANY/IN were null-rejecting. This could trigger invalid conversions of outer joins into inner joins.
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