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MDEV-8283 crash in get_mm_leaf with xor on binary col

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This commit is contained in:
Alexander Barkov
2015-06-09 12:08:46 +04:00
parent 93fc04ff1d
commit f744b2a15f
3 changed files with 29 additions and 2 deletions
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4
sql/opt_range.cc
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@@ -8370,8 +8370,8 @@ get_mm_leaf(RANGE_OPT_PARAM *param, COND *conf_func, Field *field,
value->result_type() == STRING_RESULT &&
key_part->image_type == Field::itRAW &&
field->charset() != conf_func->compare_collation() &&
!(conf_func->compare_collation()->state & MY_CS_BINSORT &&
(type == Item_func::EQUAL_FUNC || type == Item_func::EQ_FUNC)))
!((type == Item_func::EQUAL_FUNC || type == Item_func::EQ_FUNC) &&
conf_func->compare_collation()->state & MY_CS_BINSORT))
goto end;
if (value->cmp_type() == TIME_RESULT && field->cmp_type() != TIME_RESULT)
goto end;