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Backport of subquery optimizations to 5.3.

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There are still test failures because of:
- Wrong query results in outer join + semi join
- EXPLAIN output differences
This commit is contained in:
Sergey Petrunya
2010-01-17 17:51:10 +03:00
parent 1a490f2da4
commit b83cb52e9e
57 changed files with 30727 additions and 504 deletions
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5
sql/sql_union.cc
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@ -65,7 +65,10 @@ bool select_union::send_data(List<Item> &values)
{
/* create_internal_tmp_table_from_heap will generate error if needed */
if (table->file->is_fatal_error(error, HA_CHECK_DUP) &&
create_internal_tmp_table_from_heap(thd, table, &tmp_table_param, error, 1))
create_internal_tmp_table_from_heap(thd, table,
tmp_table_param.start_recinfo,
&tmp_table_param.recinfo, error,
1))
return 1;
}
return 0;