Create 'main' test directory and move 't' and 'r' there

1 files changed, 609 insertions, 0 deletions

diff --git a/mysql-test/main/sp-cursor.test b/mysql-test/main/sp-cursor.test
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index 00000000000..2e7a72cf8d0
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+++ b/mysql-test/main/sp-cursor.test
@@ -0,0 +1,609 @@
+
+--echo #
+--echo # MDEV-12457 Cursors with parameters
+--echo #
+
+CREATE TABLE t1 (a INT, b VARCHAR(10)) ENGINE=MyISAM;
+INSERT INTO t1 VALUES (1,'old'),(2,'old'),(3,'old'),(4,'old'),(5,'old');
+DELIMITER $$;
+CREATE PROCEDURE p1(min INT,max INT)
+BEGIN
+  DECLARE done INT DEFAULT FALSE;
+  DECLARE va INT;
+  DECLARE cur CURSOR(pmin INT, pmax INT) FOR SELECT a FROM t1 WHERE a BETWEEN pmin AND pmax;
+  DECLARE CONTINUE HANDLER FOR NOT FOUND SET done=TRUE;
+  OPEN cur(min,max);
+  read_loop: LOOP
+    FETCH cur INTO va;
+    IF done THEN
+      LEAVE read_loop;
+    END IF;
+    INSERT INTO t1 VALUES (va,'new');
+  END LOOP;
+  CLOSE cur; 
+END;
+$$
+DELIMITER ;$$
+CALL p1(2,4);
+SELECT * FROM t1 ORDER BY b DESC,a;
+DROP PROCEDURE p1;
+DROP TABLE t1;
+
+
+--echo #
+--echo # OPEN with a wrong number of parameters
+--echo #
+
+CREATE TABLE t1 (a INT, b VARCHAR(10));
+DELIMITER $$;
+--error ER_WRONG_PARAMCOUNT_TO_CURSOR
+CREATE PROCEDURE p1(a_a INT,a_b VARCHAR(32))
+BEGIN
+  DECLARE v_a INT;
+  DECLARE v_b VARCHAR(10);
+  DECLARE c CURSOR (p_a INT, p_b VARCHAR(32)) FOR SELECT * FROM t1 WHERE a=p_a;
+  OPEN c(a_a);
+  CLOSE c;
+END;
+$$
+DELIMITER ;$$
+DROP TABLE t1;
+
+
+--echo #
+--echo # Cursor parameters are not visible outside of the cursor
+--echo #
+
+DELIMITER $$;
+--error ER_UNKNOWN_SYSTEM_VARIABLE
+CREATE PROCEDURE p1(a_a INT)
+BEGIN
+  DECLARE v_a INT;
+  DECLARE c CURSOR (p_a INT) FOR SELECT a FROM t1 WHERE a=p_a;
+  OPEN c(a_a);
+  SET p_a=10;
+END;
+$$
+DELIMITER ;$$
+
+DELIMITER $$;
+--error ER_UNKNOWN_SYSTEM_VARIABLE
+CREATE PROCEDURE p1(a_a INT)
+BEGIN
+  DECLARE v_a INT;
+  DECLARE c CURSOR (p_a INT) FOR SELECT a FROM t1 WHERE a=p_a;
+  SET p_a= 10;
+  OPEN c(a_a);
+END;
+$$
+DELIMITER ;$$
+
+
+--echo #
+--echo # Cursor parameter shadowing a local variable
+--echo #
+
+CREATE TABLE t1 (a INT);
+INSERT INTO t1 VALUES (1);
+DELIMITER $$;
+CREATE PROCEDURE p1(a INT)
+BEGIN
+  DECLARE done INT DEFAULT 0;
+  DECLARE v_a INT DEFAULT NULL;
+  DECLARE p_a INT DEFAULT NULL;
+  DECLARE c CURSOR (p_a VARCHAR(32)) FOR SELECT p_a FROM t1;
+  DECLARE CONTINUE HANDLER FOR NOT FOUND SET done=TRUE;
+  OPEN c(a);
+  read_loop: LOOP
+    FETCH c INTO v_a;
+    IF done THEN
+      LEAVE read_loop;
+    END IF;
+    SELECT v_a;
+  END LOOP;
+  CLOSE c;
+END;
+$$
+DELIMITER ;$$
+CALL p1(1);
+CALL p1(NULL);
+DROP PROCEDURE p1;
+DROP TABLE t1;
+
+
+--echo #
+--echo # Parameters in SELECT list
+--echo #
+
+DELIMITER $$;
+CREATE PROCEDURE p1(a_a INT, a_b VARCHAR(32))
+BEGIN
+  DECLARE v_a INT;
+  DECLARE v_b VARCHAR(10);
+  DECLARE c CURSOR (p_a INT, p_b VARCHAR(32)) FOR SELECT p_a,p_b FROM DUAL;
+  OPEN c(a_a + 0,a_b);
+  FETCH c INTO v_a, v_b;
+  SELECT v_a, v_b;
+  CLOSE c;
+  OPEN c(a_a + 1,a_b);
+  FETCH c INTO v_a, v_b;
+  SELECT v_a, v_b;
+  CLOSE c;
+END;
+$$
+DELIMITER ;$$
+CALL p1(1,'b1');
+DROP PROCEDURE p1;
+
+
+--echo #
+--echo # Parameters in SELECT list + UNION
+--echo #
+
+DELIMITER $$;
+CREATE PROCEDURE p1(a_a INT, a_b VARCHAR(32))
+BEGIN
+  DECLARE v_a INT;
+  DECLARE v_b VARCHAR(10);
+  DECLARE c CURSOR(p_a INT, p_b VARCHAR(32)) FOR
+    SELECT p_a,p_b FROM DUAL
+    UNION ALL
+    SELECT p_a+1,CONCAT(p_b,'b') FROM DUAL;
+  OPEN c(a_a,a_b);
+  FETCH c INTO v_a, v_b;
+  SELECT v_a, v_b;
+  FETCH c INTO v_a, v_b;
+  SELECT v_a, v_b;
+  CLOSE c;
+END;
+$$
+DELIMITER ;$$
+CALL p1(1,'b1');
+DROP PROCEDURE p1;
+
+
+--echo #
+--echo # Parameters in SELECT list + type conversion + warnings
+--echo #
+
+SET sql_mode='';
+DELIMITER $$;
+CREATE PROCEDURE p1(a_a VARCHAR(32))
+BEGIN
+  DECLARE v_a INT;
+  DECLARE c CURSOR (p_a INT) FOR SELECT p_a FROM DUAL;
+  OPEN c(a_a);
+  FETCH c INTO v_a;
+  SELECT v_a;
+  CLOSE c;
+END;
+$$
+DELIMITER ;$$
+CALL p1('1b');
+CALL p1('b1');
+DROP PROCEDURE p1;
+SET sql_mode=DEFAULT;
+
+
+--echo #
+--echo # One parameter in SELECT list + subselect
+--echo #
+
+DELIMITER $$;
+CREATE PROCEDURE p1(a_a VARCHAR(32))
+BEGIN
+  DECLARE v_a VARCHAR(10);
+  DECLARE c CURSOR (p_a VARCHAR(32)) FOR
+  SELECT p_a FROM DUAL UNION SELECT REVERSE(p_a) FROM DUAL;
+  OPEN c((SELECT a_a));
+  FETCH c INTO v_a;
+  SELECT v_a;
+  FETCH c INTO v_a;
+  SELECT v_a;
+  CLOSE c;
+END;
+$$
+DELIMITER ;$$
+CALL p1('ab');
+DROP PROCEDURE p1;
+
+
+--echo #
+--echo # Two parameters in SELECT list + subselect
+--echo #
+
+DELIMITER $$;
+CREATE PROCEDURE p1()
+BEGIN
+  DECLARE v_a VARCHAR(32);
+  DECLARE v_b VARCHAR(32);
+  DECLARE c CURSOR (p_a VARCHAR(32), p_b VARCHAR(32)) FOR
+    SELECT p_a, p_b FROM DUAL
+      UNION
+    SELECT p_b, p_a FROM DUAL;
+  OPEN c((SELECT 'aaa'),(SELECT 'bbb'));
+  FETCH c INTO v_a, v_b;
+  SELECT v_a, v_b;
+  FETCH c INTO v_a, v_b;
+  SELECT v_a, v_b;
+  CLOSE c;
+END;
+$$
+DELIMITER ;$$
+CALL p1();
+DROP PROCEDURE p1;
+
+
+--echo #
+--echo # Two parameters in SELECT list + two parameters in WHERE + subselects
+--echo #
+
+DELIMITER $$;
+CREATE PROCEDURE p1(a_a VARCHAR(32), a_b VARCHAR(32))
+BEGIN
+  DECLARE done INT DEFAULT 0;
+  DECLARE v_a VARCHAR(32);
+  DECLARE v_b VARCHAR(32);
+  DECLARE c CURSOR (value_a VARCHAR(32), value_b VARCHAR(32),
+                    pattern_a VARCHAR(32), pattern_b VARCHAR(32)) FOR
+    SELECT value_a, value_b FROM DUAL WHERE value_a LIKE pattern_a
+      UNION
+    SELECT value_b, value_a FROM DUAL WHERE value_b LIKE pattern_b;
+  DECLARE CONTINUE HANDLER FOR NOT FOUND SET done=TRUE;
+  OPEN c((SELECT 'aaa'),(SELECT 'bbb'),(SELECT a_a),(SELECT a_b));
+  read_loop: LOOP
+    FETCH c INTO v_a, v_b;
+    IF done THEN
+      LEAVE read_loop;
+    END IF;
+    SELECT v_a, v_b;
+  END LOOP;
+  CLOSE c;
+END;
+$$
+DELIMITER ;$$
+CALL p1('%','%');
+CALL p1('aaa','xxx');
+CALL p1('xxx','bbb');
+CALL p1('xxx','xxx');
+DROP PROCEDURE p1;
+
+
+--echo #
+--echo # Parameters in SELECT list + stored function
+--echo #
+
+DELIMITER $$;
+CREATE FUNCTION f1 (a VARCHAR(32)) RETURNS VARCHAR(32)
+BEGIN
+  RETURN CONCAT(a,'y');
+END;
+$$
+CREATE PROCEDURE p1(a_a VARCHAR(32))
+BEGIN
+  DECLARE done INT DEFAULT 0;
+  DECLARE v_a VARCHAR(10);
+  DECLARE v_b VARCHAR(10);
+  DECLARE c CURSOR (p_sel_a VARCHAR(32), p_cmp_a VARCHAR(32)) FOR
+    SELECT p_sel_a, p_cmp_a FROM DUAL;
+  DECLARE CONTINUE HANDLER FOR NOT FOUND SET done=TRUE;
+  OPEN c(f1(a_a), f1(a_a));
+  read_loop: LOOP
+    FETCH c INTO v_a, v_b;
+    IF done THEN
+      LEAVE read_loop;
+    END IF;
+    SELECT v_a, v_b;
+  END LOOP;
+  CLOSE c;
+END;
+$$
+DELIMITER ;$$
+CALL p1('x');
+# A complex expression
+CALL p1(f1(COALESCE(NULL, f1('x'))));
+DROP PROCEDURE p1;
+DROP FUNCTION f1;
+
+
+--echo #
+--echo # One parameter in WHERE clause
+--echo #
+
+CREATE TABLE t1 (a INT, b VARCHAR(10));
+CREATE TABLE t2 (a INT, b VARCHAR(10));
+INSERT INTO t1 VALUES (1,'11');
+INSERT INTO t1 VALUES (1,'12');
+INSERT INTO t1 VALUES (2,'21');
+INSERT INTO t1 VALUES (2,'22');
+INSERT INTO t1 VALUES (3,'31');
+INSERT INTO t1 VALUES (3,'32');
+DELIMITER $$;
+CREATE PROCEDURE p1(a_a INT)
+BEGIN
+  DECLARE done INT DEFAULT 0;
+  DECLARE v_a INT;
+  DECLARE v_b VARCHAR(10);
+  DECLARE c CURSOR (p_a INT) FOR SELECT a,b FROM t1 WHERE a=p_a;
+  DECLARE CONTINUE HANDLER FOR NOT FOUND SET done=TRUE;
+  OPEN c(a_a);
+  read_loop: LOOP
+    FETCH c INTO v_a, v_b;
+    IF done THEN
+      LEAVE read_loop;
+    END IF;
+    INSERT INTO t2 VALUES (v_a,v_b);
+  END LOOP;
+  CLOSE c;
+END;
+$$
+DELIMITER ;$$
+CALL p1(1);
+SELECT * FROM t2;
+DROP TABLE t1;
+DROP TABLE t2;
+DROP PROCEDURE p1;
+
+
+--echo #
+--echo # Two parameters in WHERE clause
+--echo #
+
+CREATE TABLE t1 (a INT, b VARCHAR(10));
+CREATE TABLE t2 (a INT, b VARCHAR(10));
+INSERT INTO t1 VALUES (1,'11');
+INSERT INTO t1 VALUES (1,'12');
+INSERT INTO t1 VALUES (2,'21');
+INSERT INTO t1 VALUES (2,'22');
+INSERT INTO t1 VALUES (3,'31');
+INSERT INTO t1 VALUES (3,'32');
+DELIMITER $$;
+CREATE PROCEDURE p1(a_a INT, a_b VARCHAR(32))
+BEGIN
+  DECLARE done INT DEFAULT 0;
+  DECLARE v_a INT;
+  DECLARE v_b VARCHAR(10);
+  DECLARE c CURSOR (p_a INT, p_b VARCHAR(32)) FOR SELECT a,b FROM t1 WHERE a=p_a AND b=p_b;
+  DECLARE CONTINUE HANDLER FOR NOT FOUND SET done=TRUE;
+  OPEN c(a_a, a_b);
+  read_loop: LOOP
+    FETCH c INTO v_a, v_b;
+    IF done THEN
+      LEAVE read_loop;
+    END IF;
+    INSERT INTO t2 VALUES (v_a,v_b);
+  END LOOP;
+  CLOSE c;
+END;
+$$
+DELIMITER ;$$
+CALL p1(1,'11');
+SELECT * FROM t2;
+DROP TABLE t1;
+DROP TABLE t2;
+DROP PROCEDURE p1;
+
+--echo #
+--echo # Parameters in WHERE and HAVING clauses
+--echo #
+CREATE TABLE t1 (name VARCHAR(10), value INT);
+INSERT INTO t1 VALUES ('but',1);
+INSERT INTO t1 VALUES ('but',1);
+INSERT INTO t1 VALUES ('but',1);
+INSERT INTO t1 VALUES ('bin',1);
+INSERT INTO t1 VALUES ('bin',1);
+INSERT INTO t1 VALUES ('bot',1);
+DELIMITER $$;
+CREATE PROCEDURE p1 (arg_name_limit VARCHAR(32), arg_total_limit INT)
+BEGIN
+  DECLARE i INT DEFAULT 0;
+  DECLARE v_name VARCHAR(10);
+  DECLARE v_total INT;
+-- +0 is needed to work around the bug MDEV-11081
+  DECLARE c CURSOR(p_v INT) FOR
+    SELECT name, SUM(value + p_v) + 0 AS total FROM t1
+    WHERE name LIKE arg_name_limit
+    GROUP BY name HAVING total>=arg_total_limit;
+  WHILE i < 2 DO
+    BEGIN
+      DECLARE done INT DEFAULT 0;
+      DECLARE CONTINUE HANDLER FOR NOT FOUND SET done=TRUE;
+      OPEN c(i);
+      read_loop: LOOP
+        FETCH c INTO v_name, v_total;
+        IF done THEN
+          LEAVE read_loop;
+        END IF;
+        SELECT v_name, v_total;
+      END LOOP;
+      CLOSE c;
+      SET i= i + 1;
+    END;
+  END WHILE;
+END;
+$$
+DELIMITER ;$$
+CALL p1('%', 2);
+CALL p1('b_t', 0);
+DROP PROCEDURE p1;
+DROP TABLE t1;
+
+
+--echo #
+--echo # One parameter in LIMIT clause
+--echo #
+
+CREATE TABLE t1 (a INT, b VARCHAR(10));
+INSERT INTO t1 VALUES (1,'b1');
+INSERT INTO t1 VALUES (2,'b2');
+INSERT INTO t1 VALUES (3,'b3');
+INSERT INTO t1 VALUES (4,'b4');
+INSERT INTO t1 VALUES (5,'b5');
+INSERT INTO t1 VALUES (6,'b6');
+DELIMITER $$;
+CREATE PROCEDURE p1(a_a INT)
+BEGIN
+  DECLARE done INT DEFAULT 0;
+  DECLARE v_a INT;
+  DECLARE v_b VARCHAR(10);
+  DECLARE c CURSOR (p_a INT) FOR SELECT a,b FROM t1 ORDER BY a LIMIT p_a;
+  DECLARE CONTINUE HANDLER FOR NOT FOUND SET done=TRUE;
+  CREATE TABLE t2 (a INT, b VARCHAR(10));
+  OPEN c(a_a);
+  read_loop: LOOP
+    FETCH c INTO v_a, v_b;
+    IF done THEN
+      LEAVE read_loop;
+    END IF;
+    INSERT INTO t2 VALUES (v_a,v_b);
+  END LOOP;
+  CLOSE c;
+  SELECT * FROM t2;
+  DROP TABLE t2;
+END;
+$$
+DELIMITER ;$$
+CALL p1(1);
+CALL p1(3);
+CALL p1(6);
+DROP TABLE t1;
+DROP PROCEDURE p1;
+
+
+
+--echo #
+--echo # End of MDEV-12457 Cursors with parameters
+--echo #
+
+
+--echo #
+--echo # MDEV-14415 Add Oracle-style FOR loop to sql_mode=DEFAULT
+--echo #
+
+--echo # Explicit cursor
+
+CREATE TABLE t1 (a INT, b VARCHAR(10));
+INSERT INTO t1 VALUES (1,'b1'), (2,'b2'), (3,'b3');
+DELIMITER $$;
+BEGIN NOT ATOMIC
+  DECLARE cur CURSOR FOR SELECT * FROM t1;
+  FOR rec IN cur
+  DO
+    SELECT rec.a AS a, rec.b AS b;
+  END FOR;
+END;
+$$
+DELIMITER ;$$
+DROP TABLE t1;
+
+--echo # Explicit cursor with parameters
+
+CREATE TABLE t1 (a INT, b VARCHAR(10));
+INSERT INTO t1 VALUES (1,'b1'), (2,'b2'), (3,'b3');
+DELIMITER $$;
+BEGIN NOT ATOMIC
+  DECLARE cur CURSOR(pa INT) FOR SELECT * FROM t1 WHERE a>=pa;
+  FOR rec IN cur(2)
+  DO
+    SELECT rec.a AS a, rec.b AS b;
+  END FOR;
+END;
+$$
+DELIMITER ;$$
+DROP TABLE t1;
+
+--echo # Explicit cursor + label
+
+CREATE TABLE t1 (a INT, b VARCHAR(10));
+INSERT INTO t1 VALUES ('1','b1'), ('2','b2');
+DELIMITER $$;
+BEGIN NOT ATOMIC
+  DECLARE cur CURSOR FOR SELECT * FROM t1;
+  forrec:
+  FOR rec IN cur
+  DO
+    SELECT rec.a AS a, rec.b AS b;
+    IF rec.a = 2 THEN
+      LEAVE forrec;
+    END IF;
+  END FOR forrec;
+END;
+$$
+DELIMITER ;$$
+DROP TABLE t1;
+
+--echo # Explicit cursor + FETCH inside the loop body produce an error on "NOT FOUND"
+
+DELIMITER $$;
+--error ER_SP_FETCH_NO_DATA
+BEGIN NOT ATOMIC
+  DECLARE x INT;
+  DECLARE cur CURSOR FOR SELECT 1 AS x;
+  FOR rec IN cur
+  DO
+    FETCH cur INTO x;
+  END FOR;
+END;
+$$
+DELIMITER ;$$
+
+
+--echo # Explicit cursor + FETCH inside the loop body are normally handled by "HANDLER FOR NOT FOUND"
+
+DELIMITER $$;
+BEGIN NOT ATOMIC
+  DECLARE done INT DEFAULT 0;
+  DECLARE cur CURSOR FOR SELECT 1 AS x, 'y1' AS y UNION
+                         SELECT 2,'y2' UNION
+                         SELECT 3,'y3';
+  DECLARE CONTINUE HANDLER FOR NOT FOUND SET done = TRUE;
+  forrec:
+  FOR rec IN cur
+  DO
+    SELECT CONCAT(rec.x, ' ', rec.y) AS 'Implicit FETCH';
+    FETCH cur INTO rec;
+    IF done THEN
+      SELECT 'NO DATA' AS `Explicit FETCH`;
+      LEAVE forrec;
+    ELSE
+      SELECT CONCAT(rec.x, ' ', rec.y) AS 'Explicit FETCH';
+    END IF;
+  END FOR;
+END;
+$$
+DELIMITER ;$$
+
+
+--echo # Implicit cursor
+
+CREATE TABLE t1 (a INT, b VARCHAR(10));
+INSERT INTO t1 VALUES ('1','b1'), ('2','b2');
+DELIMITER $$;
+BEGIN NOT ATOMIC
+  FOR rec IN (SELECT * FROM t1)
+  DO
+    SELECT rec.a AS a, rec.b AS b;
+  END FOR;
+END;
+$$
+DELIMITER ;$$
+DROP TABLE t1;
+
+--echo # Implicit cursor + label
+
+CREATE TABLE t1 (a INT, b VARCHAR(10));
+INSERT INTO t1 VALUES ('1','b1'), ('2','b2');
+DELIMITER $$;
+BEGIN NOT ATOMIC
+  forrec:
+  FOR rec IN (SELECT * FROM t1)
+  DO
+    SELECT rec.a AS a, rec.b AS b;
+    IF rec.a = 2 THEN
+      LEAVE forrec;
+    END IF;
+  END FOR;
+END;
+$$
+DELIMITER ;$$
+DROP TABLE t1;