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author | Igor Babaev <igor@askmonty.org> | 2019-04-23 23:10:46 -0700 |
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committer | Igor Babaev <igor@askmonty.org> | 2019-04-23 23:10:46 -0700 |
commit | 5fc8dd8b82e995b3c685f4e71700201097431358 (patch) | |
tree | 772a6e25b563f3a25e2088d400c9bac588ddd9c8 /sql/sql_select.cc | |
parent | 6b5d3c51b3d4260ba692bb84c64eb2705635e051 (diff) | |
download | mariadb-git-5fc8dd8b82e995b3c685f4e71700201097431358.tar.gz |
MDEV-17796 WHERE filter is ignored by DISTINCT IFNULL(GROUP_CONCAT(X), Y)
with GROUP BY + ORDER BY
The method JOIN::create_postjoin_aggr_table() should not call
call JOIN::add_sorting_to_table() unless the first non-constant join
table is passed as the first parameter to the method.
Diffstat (limited to 'sql/sql_select.cc')
-rw-r--r-- | sql/sql_select.cc | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/sql/sql_select.cc b/sql/sql_select.cc index c3acdf7415b..3c1cea6be51 100644 --- a/sql/sql_select.cc +++ b/sql/sql_select.cc @@ -3007,7 +3007,8 @@ JOIN::create_postjoin_aggr_table(JOIN_TAB *tab, List<Item> *table_fields, if (setup_sum_funcs(thd, sum_funcs)) goto err; - if (!group_list && !table->distinct && order && simple_order) + if (!group_list && !table->distinct && order && simple_order && + tab == join_tab + const_tables) { DBUG_PRINT("info",("Sorting for order")); THD_STAGE_INFO(thd, stage_sorting_for_order); |