mariadb/mysql-test/suite/storage_engine/delete_with_keys.test

# 
# DELETE statements for tables with keys
#
--source have_engine.inc
--source have_default_index.inc

--disable_warnings
DROP TABLE IF EXISTS t1;
--enable_warnings

--let $create_definition = a $int_col, b $char_indexed_col, $default_index (b)
--source create_table.inc
if ($mysql_errname)
{
  --let $functionality = Index on a CHAR column
  --source unexpected_result.inc
}
if (!$mysql_errname)
{
  INSERT INTO t1 (a,b) VALUES (1,'a'),(2,'b'),(3,'c'),(4,'d'),(5,'e'),(6,'x'),(7,'y'),(8,'z');
  DELETE FROM t1 WHERE b > 'y';
  if ($mysql_errname)
  {
    --let $functionality = DELETE
    --source unexpected_result.inc
  }
  if (!$mysql_errname)
  {
    DELETE FROM t1 WHERE a=2;

    --sorted_result
    SELECT a,b FROM t1;
    DELETE FROM t1;
  }
  DROP TABLE t1;
}  

--let $create_definition = a $int_indexed_col PRIMARY KEY, b $char_col
--source create_table.inc
if ($mysql_errname)
{
  --let $functionality = PRIMARY KEY
  --source unexpected_result.inc
}
if (!$mysql_errname)
{
  INSERT INTO t1 (a,b) VALUES (1,'a'),(2,'b'),(3,'c'),(4,'d'),(5,'e'),(6,'x'),(7,'y'),(8,'z');
  DELETE FROM t1 WHERE b > 'y';
  DELETE FROM t1 WHERE a=2;

  --sorted_result
  SELECT a,b FROM t1;
  DELETE FROM t1;
  DROP TABLE t1;
}

--let $create_definition = a $int_indexed_col, b $int_col, c $int_indexed_col, $default_index(a), $default_index(b)
--source create_table.inc
if ($mysql_errname)
{
  --let $functionality = Multiple indexes
  --source unexpected_result.inc
}
if (!$mysql_errname)
{
  INSERT INTO t1 (a,b,c) VALUES (1,2,3),(4,5,6),(7,8,9);
  DELETE FROM t1 WHERE a = 10 OR b = 20 ORDER BY c LIMIT 1;
  --sorted_result
  SELECT a,b,c FROM t1;
  DROP TABLE t1;
}

--source cleanup_engine.inc