File: sp_cursor.test

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--disable_warnings
DROP TABLE IF EXISTS t1,t2,t3;
DROP PROCEDURE IF EXISTS sp1;
--enable_warnings
CREATE TABLE t1 (id INTEGER NOT NULL PRIMARY KEY, data INTEGER NULL);
CREATE TABLE t2 (i INTEGER NULL);
CREATE TABLE t3 (id INTEGER NOT NULL PRIMARY KEY, data INTEGER NULL);
INSERT INTO t1 VALUES(1,1),(2,1),(3,4),(4,5);
INSERT INTO t2 VALUES(1),(2),(3);
DELIMITER //;
CREATE PROCEDURE sp1()
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;
END//
DELIMITER ;//
CALL sp1();
SELECT * FROM t1 ORDER BY id;
SELECT * FROM t2 ORDER BY i;
SELECT * FROM t3 ORDER BY id;
DROP PROCEDURE sp1;
DROP TABLE t1,t2,t3;