--source suite/xengine/include/have_xengine.inc

# 
# 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
#

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

CREATE TABLE t1 (a INT, b CHAR(8), pk INT AUTO_INCREMENT PRIMARY KEY) ENGINE=xengine;
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');
--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

CREATE TABLE t2 (c CHAR(8), d INT, pk INT AUTO_INCREMENT PRIMARY KEY) ENGINE=xengine;
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;

DROP TABLE t1, t2;


# 
# Transactional DELETE
#

CREATE TABLE t1 (a INT, b CHAR(8), pk INT AUTO_INCREMENT PRIMARY KEY) ENGINE=xengine;
INSERT INTO t1 (a,b) VALUES (1,'a'),(2,'b'),(3,'c'),(4,'d'),(5,'e'),(6,'f'),(7,'g'),(8,'h'),(10000,'foobar');
INSERT INTO t1 (a,b) SELECT a, b FROM t1;

BEGIN;
DELETE FROM t1 WHERE b IN ('c');
--sorted_result
SELECT a,b FROM t1;
DELETE FROM t1 WHERE a < 0 OR b = 'a';
COMMIT;
--sorted_result
SELECT a,b FROM t1;

# Savepoints

BEGIN;
DELETE FROM t1 WHERE a <= 4 ORDER BY b DESC LIMIT 1;
SAVEPOINT spt1;

DELETE FROM t1;
RELEASE SAVEPOINT spt1;
ROLLBACK;
--sorted_result
SELECT a,b FROM t1;

BEGIN;
DELETE FROM t1 WHERE a <= 4 ORDER BY b DESC LIMIT 1;
SAVEPOINT spt1;
DELETE FROM t1;
INSERT INTO t1 (a,b) VALUES (1,'a');
--error ER_UNKNOWN_ERROR
ROLLBACK TO SAVEPOINT spt1;
--error ER_UNKNOWN_ERROR
COMMIT;
--sorted_result
SELECT a,b FROM t1;

DROP TABLE t1;

--source suite/xengine/include/check_xengine_log_error.inc