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25 lines
675 B
Plaintext
25 lines
675 B
Plaintext
#
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# Test REGR_AVGX, REGR_AVGY functions
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# Author: Bharath, bharath.bokka@mariadb.com
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#
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-- source ../include/have_columnstore.inc
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--disable_warnings
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DROP DATABASE IF EXISTS mcs195_db;
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--enable_warnings
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CREATE DATABASE mcs195_db;
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USE mcs195_db;
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CREATE TABLE t1 (x INT, y MEDIUMINT, z CHAR(5))ENGINE=Columnstore;
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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');
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SELECT REGR_AVGX(y, x) FROM t1;
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SELECT z, REGR_AVGX(y, x) FROM t1 GROUP BY z ORDER BY z;
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SELECT REGR_AVGY(y, x) FROM t1;
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SELECT z, REGR_AVGY(y, x) FROM t1 GROUP BY z ORDER BY z;
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# Clean UP
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DROP DATABASE mcs195_db;
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