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BUG#625841: Assertion `!table || (!table->read_set || bitmap_is_set

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- When find_all_keys() checks which table columns are needed for table scan
  that is done before the sorting, it should also analyze pushed index condition.
  This is achieved by remembering/checking pre-index-pushed condition.
This commit is contained in:
Sergey Petrunya
2010-09-15 16:14:19 +04:00
parent 7f41516f4f
commit 3a5c004bb5
6 changed files with 73 additions and 6 deletions
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2
sql/opt_range.cc
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@ -1119,7 +1119,7 @@ SQL_SELECT *make_select(TABLE *head, table_map const_tables,
}
SQL_SELECT::SQL_SELECT() :quick(0),cond(0),free_cond(0)
SQL_SELECT::SQL_SELECT() :quick(0),cond(0),pre_idx_push_select_cond(NULL),free_cond(0)
{
quick_keys.clear_all(); needed_reg.clear_all();
my_b_clear(&file);