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MDEV-462: SHOW EXPLAIN: Assertion `table_list->table' fails in find_field_in_table_ref ...

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- Only allow basic constants as SHOW EXPLAIN arguments.
This commit is contained in:
Sergey Petrunya
2012-10-06 11:09:18 +04:00
parent 30df032e28
commit b988331b71
3 changed files with 15 additions and 3 deletions
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3
sql/sql_parse.cc
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@ -2159,7 +2159,8 @@ mysql_execute_command(THD *thd)
}
Item **it= lex->value_list.head_ref();
if ((!(*it)->fixed && (*it)->fix_fields(lex->thd, it)) ||
if (!(*it)->basic_const_item() ||
(!(*it)->fixed && (*it)->fix_fields(lex->thd, it)) ||
(*it)->check_cols(1))
{
my_message(ER_SET_CONSTANTS_ONLY, ER(ER_SET_CONSTANTS_ONLY),