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c058117c6c
Adding tests with IN/EXISTS subqueries in various rarely unexpected places: - non-SELECT statements - SP control - cursors etc.
165 lines
2.4 KiB
Text
165 lines
2.4 KiB
Text
# Testing expressions of different kinds in various parts of SP syntax
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SET sql_mode=ORACLE;
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--echo #
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--echo # Start of 10.3 tests
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--echo #
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#
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# Subselects in SP control structures
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#
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CREATE TABLE t1 (a INT);
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INSERT INTO t1 VALUES (1);
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DELIMITER $$;
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BEGIN
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CASE ((1) IN (SELECT a FROM t1)) WHEN 1 THEN SELECT 1;
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ELSE SELECT NULL;
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END CASE;
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END;
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$$
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BEGIN
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CASE (EXISTS (SELECT a FROM t1)) WHEN 1 THEN SELECT 1;
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ELSE SELECT NULL;
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END CASE;
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END;
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$$
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BEGIN
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IF ((1) IN (SELECT a FROM t1)) THEN SELECT 1;
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ELSE SELECT NULL;
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END IF;
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END;
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$$
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BEGIN
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IF (EXISTS (SELECT a FROM t1)) THEN SELECT 1;
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ELSE SELECT NULL;
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END IF;
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END;
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$$
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BEGIN
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WHILE ((1234) IN (SELECT * FROM t1)) LOOP
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SELECT 1;
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END LOOP;
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END;
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$$
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BEGIN
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WHILE (EXISTS (SELECT * FROM t1 WHERE a=1234)) LOOP
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SELECT 1;
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END LOOP;
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END;
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$$
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BEGIN
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REPEAT
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SELECT 1;
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UNTIL (1 IN (SELECT * FROM t1))
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END REPEAT;
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END;
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$$
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BEGIN
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REPEAT
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SELECT 1;
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UNTIL EXISTS (SELECT * FROM t1 WHERE a=1)
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END REPEAT;
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END;
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$$
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BEGIN
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FOR i IN 0..(1 IN (SELECT * FROM t1))
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LOOP
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SELECT i;
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END LOOP;
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END;
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$$
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BEGIN
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FOR i IN 0..EXISTS (SELECT * FROM t1 WHERE a=1)
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LOOP
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SELECT i;
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END LOOP;
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END;
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$$
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DELIMITER ;$$
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DROP TABLE t1;
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#
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# Subselects as SP variable default values
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#
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CREATE TABLE t1 (a INT);
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INSERT INTO t1 VALUES (10);
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DELIMITER $$;
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DECLARE
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a INT DEFAULT ((10) IN (SELECT * FROM t1));
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BEGIN
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SELECT a;
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END;
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$$
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DECLARE
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a INT DEFAULT EXISTS (SELECT * FROM t1);
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BEGIN
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SELECT a;
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END;
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$$
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DELIMITER ;$$
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DROP TABLE t1;
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#
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# Subselects SP function return values
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#
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CREATE TABLE t1 (a INT);
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INSERT INTO t1 VALUES (1);
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DELIMITER $$;
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CREATE FUNCTION f1() RETURN INT AS
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BEGIN
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RETURN ((1) IN (SELECT * FROM t1));
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END;
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$$
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CREATE FUNCTION f2() RETURN INT AS
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BEGIN
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RETURN EXISTS (SELECT * FROM t1 WHERE a=1);
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END;
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$$
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DELIMITER ;$$
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SELECT f1();
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SELECT f2();
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DROP FUNCTION f1;
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DROP FUNCTION f2;
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DROP TABLE t1;
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#
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# Subselects in CURSOR parameters
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#
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CREATE TABLE t1 (a INT);
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INSERT INTO t1 VALUES (1),(2),(3);
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DELIMITER $$;
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DECLARE
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va INT;
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CURSOR cur(amin INT) IS SELECT a FROM t1 WHERE a>amin ORDER BY a;
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BEGIN
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OPEN cur(1 IN (SELECT * FROM t1));
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FETCH cur INTO va;
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SELECT va;
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CLOSE cur;
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END;
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$$
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DECLARE
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va INT;
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CURSOR cur(amin INT) IS SELECT a FROM t1 WHERE a>amin ORDER BY a;
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BEGIN
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OPEN cur(EXISTS (SELECT * FROM t1));
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FETCH cur INTO va;
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SELECT va;
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CLOSE cur;
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END;
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$$
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DELIMITER ;$$
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DROP TABLE t1;
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