diff options
Diffstat (limited to 'mysql-test/suite/engines/funcs/t/sf_cursor.test')
-rw-r--r-- | mysql-test/suite/engines/funcs/t/sf_cursor.test | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/mysql-test/suite/engines/funcs/t/sf_cursor.test b/mysql-test/suite/engines/funcs/t/sf_cursor.test new file mode 100644 index 00000000000..c4b4ac33925 --- /dev/null +++ b/mysql-test/suite/engines/funcs/t/sf_cursor.test @@ -0,0 +1,56 @@ +--disable_warnings +DROP TABLE IF EXISTS t1,t2,t3,t4; +DROP FUNCTION IF EXISTS sf1; +--enable_warnings +CREATE TABLE t1 (id INTEGER NULL , data INTEGER NULL, KEY(id)); +CREATE TABLE t2 (i INTEGER NULL); +CREATE TABLE t3 (id INTEGER NULL, data INTEGER NULL, KEY(id)); +CREATE TABLE t4 (i INTEGER NULL); +INSERT INTO t1 VALUES(1,1),(2,1),(3,4),(4,5); +INSERT INTO t2 VALUES(1),(2),(3); +DELIMITER //; +CREATE FUNCTION sf1() RETURNS INTEGER +BEGIN +DECLARE done INT DEFAULT 0; +DECLARE a CHAR(16); +DECLARE b,c INT; +DECLARE cur1 CURSOR FOR SELECT id,data FROM t1; +DECLARE cur2 CURSOR FOR SELECT i FROM t2; +DECLARE CONTINUE HANDLER FOR SQLSTATE '02000' SET done = 1; +OPEN cur1; +OPEN cur2; +REPEAT +FETCH cur1 INTO a, b; +FETCH cur2 INTO c; +IF NOT done THEN +IF b < c THEN +INSERT INTO t3 VALUES (a,b); +ELSE +INSERT INTO t3 VALUES (a,c); +END IF; +END IF; +UNTIL done END REPEAT; +CLOSE cur1; +CLOSE cur2; +RETURN 0; +END// +DELIMITER ;// +SELECT sf1(); +SELECT * FROM t1 ORDER BY id; +SELECT * FROM t2 ORDER BY i; +SELECT * FROM t3 ORDER BY id; +INSERT INTO t4 VALUES(sf1()); +SELECT * FROM t1 ORDER BY id; +SELECT * FROM t2 ORDER BY i; +SELECT * FROM t3 ORDER BY id; +UPDATE t4 SET i = sf1() + 1 WHERE i = sf1(); +SELECT * FROM t1 ORDER BY id; +SELECT * FROM t2 ORDER BY i; +SELECT * FROM t3 ORDER BY id; +DELETE FROM t4 WHERE i = sf1() + 1; +SELECT * FROM t1 ORDER BY id; +SELECT * FROM t2 ORDER BY i; +SELECT * FROM t3 ORDER BY id; +DROP FUNCTION sf1; +DROP TABLE t1,t2,t3,t4; + |