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MDEV-16038 Assertion `map->n_bits > 0' failed (my_bitmap.c:386: bitmap_is_clear_all)

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Rows with no elements are not allowed in a table value constructor
unless it is used in an INSERT statement.
This commit is contained in:
Igor Babaev
2018-04-26 16:38:56 -07:00
parent 99fa7c6c2f
commit 6c5e60f1b1
4 changed files with 22 additions and 2 deletions
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6
sql/sql_tvc.cc
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@ -221,6 +221,12 @@ bool table_value_constr::prepare(THD *thd, SELECT_LEX *sl,
uint cnt= first_elem->elements;
Type_holder *holders;
if (cnt == 0)
{
my_error(ER_EMPTY_ROW_IN_TVC, MYF(0));
DBUG_RETURN(true);
}
if (fix_fields_for_tvc(thd, li))
DBUG_RETURN(true);