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MCOL-4874 Crossengine JOIN involving a ColumnStore table and a

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wide decimal column in a non-ColumnStore table throws an exception.

ROW::getSignedNullValue() method does not support wide decimal fields
yet. To fix this exception, we remove the call to this method from
CrossEngineStep::setField().
This commit is contained in:
Gagan Goel
2021-12-07 16:09:34 -05:00
parent 25237b4ba8
commit 340a90fc8d
4 changed files with 118 additions and 29 deletions
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23
mysql-test/columnstore/bugfixes/mcol-4874.result Normal file
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DROP DATABASE IF EXISTS `mcol_4874`;
CREATE DATABASE `mcol_4874`;
USE `mcol_4874`;
CREATE USER IF NOT EXISTS'cejuser'@'localhost' IDENTIFIED BY 'Vagrant1|0000001';
GRANT ALL PRIVILEGES ON *.* TO 'cejuser'@'localhost';
FLUSH PRIVILEGES;
CREATE TABLE cs1 (a1 INT, b1 BIGINT, c1 INT)ENGINE=COLUMNSTORE;
CREATE TABLE i1 (a2 INT, b2 DECIMAL(37,0), c2 INT);
INSERT INTO cs1 VALUES (1, 11, 10), (1, 0, 11);
INSERT INTO i1 VALUES (1, 11, 100), (1, 0, 11), (1, 12, 101);
SELECT * FROM
(
SELECT a1 AS col1, COUNT(DISTINCT(IF((b1 <> 0), c1, NULL))) FROM cs1 group by col1
) as t1
JOIN
(
SELECT a2 AS col1, COUNT(DISTINCT(IF((b2 <> 0), c2, NULL))) FROM i1 GROUP BY col1
) as t2
USING (col1);
col1 COUNT(DISTINCT(IF((b1 <> 0), c1, NULL))) COUNT(DISTINCT(IF((b2 <> 0), c2, NULL)))
1 1 2
DROP USER 'cejuser'@'localhost';
DROP DATABASE `mcol_4874`;

57
mysql-test/columnstore/bugfixes/mcol-4874.test Normal file
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#
# MCOL-4874 Crossengine JOIN involving a ColumnStore table and a
# wide decimal column in a non-ColumnStore table throws an exception.
#
-- source include/have_innodb.inc
-- source ../include/have_columnstore.inc
if (!$MASTER_MYPORT)
{
# Running with --extern
let $MASTER_MYPORT=`SELECT @@port`;
}
--disable_warnings
DROP DATABASE IF EXISTS `mcol_4874`;
--enable_warnings
CREATE DATABASE `mcol_4874`;
USE `mcol_4874`;
#
# Enable cross engine join
# Configure user and password in Columnstore.xml file
#
--exec $MCS_MCSSETCONFIG CrossEngineSupport User 'cejuser'
--exec $MCS_MCSSETCONFIG CrossEngineSupport Password 'Vagrant1|0000001'
--exec $MCS_MCSSETCONFIG CrossEngineSupport Port $MASTER_MYPORT
#
# Create corresponding in the server
#
--disable_warnings
CREATE USER IF NOT EXISTS'cejuser'@'localhost' IDENTIFIED BY 'Vagrant1|0000001';
--enable_warnings
GRANT ALL PRIVILEGES ON *.* TO 'cejuser'@'localhost';
FLUSH PRIVILEGES;
CREATE TABLE cs1 (a1 INT, b1 BIGINT, c1 INT)ENGINE=COLUMNSTORE;
CREATE TABLE i1 (a2 INT, b2 DECIMAL(37,0), c2 INT);
INSERT INTO cs1 VALUES (1, 11, 10), (1, 0, 11);
INSERT INTO i1 VALUES (1, 11, 100), (1, 0, 11), (1, 12, 101);
SELECT * FROM
(
SELECT a1 AS col1, COUNT(DISTINCT(IF((b1 <> 0), c1, NULL))) FROM cs1 group by col1
) as t1
JOIN
(
SELECT a2 AS col1, COUNT(DISTINCT(IF((b2 <> 0), c2, NULL))) FROM i1 GROUP BY col1
) as t2
USING (col1);
# Cleanup
DROP USER 'cejuser'@'localhost';
DROP DATABASE `mcol_4874`;