#
# Test COALESCE function
# Author: Bharath, bharath.bokka@mariadb.com
#
-- source ../include/have_columnstore.inc

--disable_warnings
DROP DATABASE IF EXISTS mcs173_db;
--enable_warnings

CREATE DATABASE mcs173_db;
USE mcs173_db;

SET default_storage_engine=Columnstore;

CREATE TABLE t1 (a CHAR(1), b INT, c DATETIME, d DOUBLE);
INSERT INTO t1 VALUES ('', NULL, '0-0-0', NULL),('a', 12, '1212-12-12', 1.19691E+100),('b', 13, '1313-3-13 13:13:13', 2.1961E+18),('c', 14, '1414-4-14', 0.16191),('d', 15, '2015-5-15 15:15:15', 1.971917);
--replace_regex /( COLLATE=latin1_swedish_ci)//
SHOW CREATE TABLE t1;

SELECT COALESCE(NULL, NULL, NULL, 'mariadb', NULL, 'columnstore');
SELECT COALESCE(NULL, 1, 2, 'columnstore');
SELECT a, COALESCE(a, 'na') FROM t1;
SELECT b, COALESCE(b, 'null value') FROM t1;
SELECT d, COALESCE(d, 'null value') FROM t1;

# Clean UP
DROP DATABASE mcs173_db;