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MCOL-4899 MCS now applies a correct collation running IN for character data types

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Roman Nozdrin
2021-12-30 13:44:53 +00:00
committed by Roman Nozdrin
parent b3ab3fb514
commit 05897948e4
5 changed files with 136 additions and 35 deletions
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65
mysql-test/columnstore/bugfixes/mcol-4899.result Normal file
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DROP DATABASE IF EXISTS `mcol_4899`;
CREATE DATABASE `mcol_4899` CHARACTER SET utf8mb4 COLLATE utf8mb4_bin;
USE `mcol_4899`;
SELECT @cs_conn := @@character_set_connection;
@cs_conn := @@character_set_connection
latin1
SET character_set_connection=utf8mb4;
CREATE TABLE collation_test (LETTERS TEXT NULL)ENGINE=ColumnStore;
INSERT INTO collation_test (LETTERS) VALUES ('a'),('A'),('b'),('B');
SELECT * FROM collation_test;
LETTERS
a
A
b
B
SELECT * FROM collation_test WHERE LETTERS LIKE 'a';
LETTERS
a
SELECT * FROM collation_test WHERE LETTERS IN ('a','B');
LETTERS
a
B
SELECT * FROM collation_test WHERE LETTERS IN ('a' COLLATE utf8mb4_bin);
LETTERS
a
DROP TABLE collation_test;
CREATE TABLE collation_test (LETTERS TEXT NULL)ENGINE=ColumnStore DEFAULT CHARSET=utf8mb4 COLLATE utf8mb4_bin;
INSERT INTO collation_test (LETTERS) VALUES ('a'),('A'),('b'),('B');
SELECT * FROM collation_test;
LETTERS
a
A
b
B
SELECT * FROM collation_test WHERE LETTERS LIKE 'a';
LETTERS
a
SELECT * FROM collation_test WHERE LETTERS IN ('a','B');
LETTERS
a
B
SELECT * FROM collation_test WHERE LETTERS IN ('a' COLLATE utf8mb4_bin);
LETTERS
a
DROP TABLE collation_test;
CREATE TABLE collation_test (LETTERS TEXT NULL)ENGINE=ColumnStore DEFAULT CHARSET=utf8mb4;
INSERT INTO collation_test (LETTERS) VALUES ('a'),('A'),('b'),('B');
SELECT * FROM collation_test;
LETTERS
a
A
b
B
SELECT * FROM collation_test WHERE LETTERS LIKE 'a';
LETTERS
a
A
SELECT * FROM collation_test WHERE LETTERS IN ('a','B');
LETTERS
a
A
b
B
DROP DATABASE `mcol_4899`;
SET character_set_connection=@cs_conn;

42
mysql-test/columnstore/bugfixes/mcol-4899.test Normal file
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#
# MCOL-4899 MCS doesn't apply collation running IN with character data types
#
-- source ../include/have_columnstore.inc
--disable_warnings
DROP DATABASE IF EXISTS `mcol_4899`;
--enable_warnings
CREATE DATABASE `mcol_4899` CHARACTER SET utf8mb4 COLLATE utf8mb4_bin;
USE `mcol_4899`;
SELECT @cs_conn := @@character_set_connection;
SET character_set_connection=utf8mb4;
CREATE TABLE collation_test (LETTERS TEXT NULL)ENGINE=ColumnStore;
INSERT INTO collation_test (LETTERS) VALUES ('a'),('A'),('b'),('B');
SELECT * FROM collation_test;
SELECT * FROM collation_test WHERE LETTERS LIKE 'a';
SELECT * FROM collation_test WHERE LETTERS IN ('a','B');
# MCS doesn't apply explicit COLLATE as of 6.2.2
SELECT * FROM collation_test WHERE LETTERS IN ('a' COLLATE utf8mb4_bin);
DROP TABLE collation_test;
CREATE TABLE collation_test (LETTERS TEXT NULL)ENGINE=ColumnStore DEFAULT CHARSET=utf8mb4 COLLATE utf8mb4_bin;
INSERT INTO collation_test (LETTERS) VALUES ('a'),('A'),('b'),('B');
SELECT * FROM collation_test;
SELECT * FROM collation_test WHERE LETTERS LIKE 'a';
SELECT * FROM collation_test WHERE LETTERS IN ('a','B');
# MCS doesn't apply explicit COLLATE as of 6.2.2
SELECT * FROM collation_test WHERE LETTERS IN ('a' COLLATE utf8mb4_bin);
# re-testing with case insensitive collation
DROP TABLE collation_test;
CREATE TABLE collation_test (LETTERS TEXT NULL)ENGINE=ColumnStore DEFAULT CHARSET=utf8mb4;
INSERT INTO collation_test (LETTERS) VALUES ('a'),('A'),('b'),('B');
SELECT * FROM collation_test;
SELECT * FROM collation_test WHERE LETTERS LIKE 'a';
SELECT * FROM collation_test WHERE LETTERS IN ('a','B');
DROP DATABASE `mcol_4899`;
SET character_set_connection=@cs_conn;