File: delete.test

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# 
# Basic DELETE statements.
# DELETE LOW_PRIORITY is covered in delete_low_prio test
# DELETE QUICK is covered in delete_quick test (syntax only)
# DELETE IGNORE is covered in delete_ignore test
#

--source have_engine.inc

--disable_warnings
DROP TABLE IF EXISTS t1,t2;
--enable_warnings

--let $create_definition = a $int_col, b $char_col
--source create_table.inc
INSERT INTO t1 (a,b) VALUES (10000,'foobar'),(1,'a'),(2,'b'),(3,'c'),(4,'d'),(5,'e');
INSERT INTO t1 (a,b) SELECT a, b FROM t1;

# Single-table DELETE

DELETE FROM t1 WHERE b IN ('c');
if ($mysql_errname)
{
  --let $functionality = DELETE FROM
  --source unexpected_result.inc
}
--sorted_result
SELECT a,b FROM t1;

DELETE FROM t1 WHERE a < 0 OR b = 'a';
--sorted_result
SELECT a,b FROM t1;

# ORDER BY and LIMIT
DELETE FROM t1 WHERE a <= 4 ORDER BY b DESC LIMIT 1;
--sorted_result
SELECT a,b FROM t1;

# Multi-table DELETE

--let $create_definition = c $char_col, d $int_col
--let $table_name = t2
--source create_table.inc
INSERT INTO t2 (c,d) SELECT b, a FROM t1;
--sorted_result
SELECT c,d FROM t2;

DELETE t2.* FROM t1, t2 WHERE c < b AND a + d != 1;
--sorted_result
SELECT a,b FROM t1;
--sorted_result
SELECT c,d FROM t2;

DELETE FROM t2, t1.* USING t2, t1 WHERE c = 'foobar' and b = c;
--sorted_result
SELECT a,b FROM t1;
--sorted_result
SELECT c,d FROM t2;

DELETE FROM t1;
--sorted_result
SELECT a,b FROM t1;

# Cleanup
DROP TABLE t1, t2;

--source cleanup_engine.inc