#
# Test REGR_AVGX, REGR_AVGY functions
# Author: Bharath, bharath.bokka@mariadb.com
#
-- source ../include/have_columnstore.inc

--disable_warnings
DROP DATABASE IF EXISTS mcs195_db;
--enable_warnings

CREATE DATABASE mcs195_db;
USE mcs195_db;

CREATE TABLE t1 (x INT, y MEDIUMINT, z CHAR(5))ENGINE=Columnstore;
INSERT INTO t1 VALUES (NULL, NULL, ''),(20, 1, 'aaa'),(39, 2, 'aaa'),(48, 3, 'bbb'),(57, 4, 'bbb'),(66, 5, 'aaa'),(75, 6, 'aaa'),(84, 7, 'bbb');

SELECT REGR_AVGX(y, x) FROM t1;
SELECT z, REGR_AVGX(y, x) FROM t1 GROUP BY z ORDER BY z;

SELECT REGR_AVGY(y, x) FROM t1;
SELECT z, REGR_AVGY(y, x) FROM t1 GROUP BY z ORDER BY z;

# Clean UP
DROP DATABASE mcs195_db;