#
# Basic Stored Functions
# Author: Bharath, bharath.bokka@mariadb.com
#
-- source ../include/have_columnstore.inc

--disable_warnings
DROP DATABASE IF EXISTS mcs16_db;
--enable_warnings

CREATE DATABASE mcs16_db;
USE mcs16_db;

CREATE TABLE t1(x INT, y CHAR(10))ENGINE=Columnstore;
INSERT INTO t1 VALUES(1,'aaaaa'),(100,'bbbbbb'),(100,'ccccccc'),(300,'ddddddd');
# function declaration
CREATE FUNCTION f1(z INT) RETURNS INT DETERMINISTIC 
       RETURN (SELECT x FROM t1 WHERE x = z);
CREATE FUNCTION f2(z INT) RETURNS INT DETERMINISTIC
       RETURN (SELECT * FROM t1 WHERE x = z);

# function call
SELECT f1(1);
SELECT f1(300);
SELECT f1(11);
--error 1318
SELECT f1();
--error 1242
SELECT f1(100);
--error 1241
SELECT f2(1);

# function drop
DROP FUNCTION f1;
DROP FUNCTION f2;
--error 1305
DROP FUNCTION f2;

DELIMITER //;
CREATE FUNCTION f3(i INT) RETURNS INT DETERMINISTIC
BEGIN
 INSERT INTO t2 VALUES(i+1);
 RETURN 42;
END //
DELIMITER ;//

CREATE TABLE t2(col1 INT)ENGINE=Columnstore;
--error 1054
SELECT f3(a);
SELECT f3(123);
SELECT f3(86);
SELECT f3(07);
SELECT * FROM t2;
DROP FUNCTION f3;

DELIMITER //;
CREATE FUNCTION func1() RETURNS INT COMMENT 'comment for func1' LANGUAGE SQL DETERMINISTIC CONTAINS SQL SQL SECURITY DEFINER
BEGIN
  RETURN 1;
END//
DELIMITER ;//
SHOW CREATE FUNCTION func1;
SELECT func1();

DELIMITER //;
CREATE FUNCTION func2() RETURNS CHAR(10) COMMENT 'comment for func2' LANGUAGE SQL NOT DETERMINISTIC NO SQL SQL SECURITY INVOKER
BEGIN
  RETURN 'func2';
END//
DELIMITER ;//
SHOW CREATE FUNCTION func2;
SELECT func2();

DROP DATABASE mcs16_db;