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mirror of https://github.com/mariadb-corporation/mariadb-columnstore-engine.git synced 2025-07-30 19:23:07 +03:00

fix(plugin) MCOL-5699: throw error for unimplemented INTERSECT and EXCEPT

This commit is contained in:
Leonid Fedorov
2024-03-26 14:17:40 +00:00
committed by Leonid Fedorov
parent a8d3fff79e
commit 904ac415e4
3 changed files with 73 additions and 0 deletions

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DROP DATABASE IF EXISTS mcol_5699 ;
CREATE DATABASE mcol_5699 ;
USE mcol_5699 ;
CREATE TABLE cs1(a text) ENGINE=columnstore;
INSERT INTO cs1 VALUES('a'),('b'),('c'),('x');
CREATE TABLE cs2(a text) ENGINE=columnstore;
INSERT INTO cs1 VALUES('y'),('z'),('x');
SELECT a from cs1 UNION ALL select a from cs2;
a
a
b
c
x
y
z
x
SELECT a from cs1 UNION DISTINCT select a from cs2;
a
a
b
c
x
y
z
SELECT a from cs1 INTERSECT ALL select a from cs2;
ERROR HY000: Internal error: INTERSECT is not supported by Columnstore engine
SELECT a from cs1 INTERSECT DISTINCT select a from cs2;
ERROR HY000: Internal error: INTERSECT is not supported by Columnstore engine
SELECT a from cs1 EXCEPT ALL select a from cs2;
ERROR HY000: Internal error: EXCEPT is not supported by Columnstore engine
SELECT a from cs1 EXCEPT DISTINCT select a from cs2;
ERROR HY000: Internal error: EXCEPT is not supported by Columnstore engine
DROP DATABASE mcol_5699 ;

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--source ../include/have_columnstore.inc
--disable_warnings
DROP DATABASE IF EXISTS mcol_5699 ;
--enable_warnings
CREATE DATABASE mcol_5699 ;
USE mcol_5699 ;
CREATE TABLE cs1(a text) ENGINE=columnstore;
INSERT INTO cs1 VALUES('a'),('b'),('c'),('x');
CREATE TABLE cs2(a text) ENGINE=columnstore;
INSERT INTO cs1 VALUES('y'),('z'),('x');
SELECT a from cs1 UNION ALL select a from cs2;
SELECT a from cs1 UNION DISTINCT select a from cs2;
--ERROR 1815
SELECT a from cs1 INTERSECT ALL select a from cs2;
--ERROR 1815
SELECT a from cs1 INTERSECT DISTINCT select a from cs2;
--ERROR 1815
SELECT a from cs1 EXCEPT ALL select a from cs2;
--ERROR 1815
SELECT a from cs1 EXCEPT DISTINCT select a from cs2;
DROP DATABASE mcol_5699 ;