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MCOL-4757 Empty set in SELECT * INFORMATION_SCHEMA.COLUMNSTORE_TABLES WHERE TABLE_NAME='t1'

This commit is contained in:
Alexander Barkov
2021-06-11 12:00:23 +04:00
parent 4ecd561878
commit d00ace2398
5 changed files with 177 additions and 134 deletions

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#
# MCOL-4757 Empty set in SELECT * INFORMATION_SCHEMA.COLUMNSTORE_TABLES WHERE TABLE_NAME='t1'
#
DROP DATABASE IF EXISTS mcs_mcol4757;
CREATE DATABASE mcs_db_mcol4757;
USE mcs_db_mcol4757;
CREATE TABLE mcs_tbl_mcol4757 (x DECIMAL(38)) ENGINE=ColumnStore;
SELECT TABLE_SCHEMA, TABLE_NAME FROM INFORMATION_SCHEMA.COLUMNSTORE_TABLES
WHERE TABLE_SCHEMA='mcs_db_mcol4757';
TABLE_SCHEMA TABLE_NAME
mcs_db_mcol4757 mcs_tbl_mcol4757
SELECT TABLE_SCHEMA, TABLE_NAME FROM INFORMATION_SCHEMA.COLUMNSTORE_TABLES
WHERE TABLE_NAME='mcs_tbl_mcol4757';
TABLE_SCHEMA TABLE_NAME
mcs_db_mcol4757 mcs_tbl_mcol4757
SELECT TABLE_SCHEMA, TABLE_NAME FROM INFORMATION_SCHEMA.COLUMNSTORE_TABLES
WHERE TABLE_SCHEMA='mcs_db_mcol4757' AND TABLE_NAME='mcs_tbl_mcol4757';
TABLE_SCHEMA TABLE_NAME
mcs_db_mcol4757 mcs_tbl_mcol4757
SET @s='mcs_db_mcol4757';
SET @t='mcs_tbl_mcol4757';
SELECT TABLE_SCHEMA, TABLE_NAME FROM INFORMATION_SCHEMA.COLUMNSTORE_TABLES WHERE TABLE_SCHEMA=@s;
TABLE_SCHEMA TABLE_NAME
mcs_db_mcol4757 mcs_tbl_mcol4757
SELECT TABLE_SCHEMA, TABLE_NAME FROM INFORMATION_SCHEMA.COLUMNSTORE_TABLES WHERE TABLE_NAME=@t;
TABLE_SCHEMA TABLE_NAME
mcs_db_mcol4757 mcs_tbl_mcol4757
SELECT TABLE_SCHEMA, TABLE_NAME FROM INFORMATION_SCHEMA.COLUMNSTORE_TABLES WHERE LENGTH(TABLE_SCHEMA);
SELECT TABLE_SCHEMA, TABLE_NAME FROM INFORMATION_SCHEMA.COLUMNSTORE_COLUMNS
WHERE TABLE_SCHEMA='mcs_db_mcol4757';
TABLE_SCHEMA TABLE_NAME
mcs_db_mcol4757 mcs_tbl_mcol4757
SELECT TABLE_SCHEMA, TABLE_NAME FROM INFORMATION_SCHEMA.COLUMNSTORE_COLUMNS
WHERE TABLE_NAME='mcs_tbl_mcol4757';
TABLE_SCHEMA TABLE_NAME
mcs_db_mcol4757 mcs_tbl_mcol4757
SELECT TABLE_SCHEMA, TABLE_NAME FROM INFORMATION_SCHEMA.COLUMNSTORE_COLUMNS
WHERE TABLE_SCHEMA='mcs_db_mcol4757' AND TABLE_NAME='mcs_tbl_mcol4757';
TABLE_SCHEMA TABLE_NAME
mcs_db_mcol4757 mcs_tbl_mcol4757
SET @s='mcs_db_mcol4757';
SET @t='mcs_tbl_mcol4757';
SELECT TABLE_SCHEMA, TABLE_NAME FROM INFORMATION_SCHEMA.COLUMNSTORE_COLUMNS WHERE TABLE_SCHEMA=@s;
TABLE_SCHEMA TABLE_NAME
mcs_db_mcol4757 mcs_tbl_mcol4757
SELECT TABLE_SCHEMA, TABLE_NAME FROM INFORMATION_SCHEMA.COLUMNSTORE_COLUMNS WHERE TABLE_NAME=@t;
TABLE_SCHEMA TABLE_NAME
mcs_db_mcol4757 mcs_tbl_mcol4757
SELECT TABLE_SCHEMA, TABLE_NAME FROM INFORMATION_SCHEMA.COLUMNSTORE_COLUMNS WHERE LENGTH(TABLE_SCHEMA);
DROP DATABASE mcs_db_mcol4757;

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--source ../include/have_columnstore.inc
--echo #
--echo # MCOL-4757 Empty set in SELECT * INFORMATION_SCHEMA.COLUMNSTORE_TABLES WHERE TABLE_NAME='t1'
--echo #
--disable_warnings
DROP DATABASE IF EXISTS mcs_mcol4757;
--enable_warnings
CREATE DATABASE mcs_db_mcol4757;
USE mcs_db_mcol4757;
CREATE TABLE mcs_tbl_mcol4757 (x DECIMAL(38)) ENGINE=ColumnStore;
#
# Testing COLUMNSTORE_TABLES
#
SELECT TABLE_SCHEMA, TABLE_NAME FROM INFORMATION_SCHEMA.COLUMNSTORE_TABLES
WHERE TABLE_SCHEMA='mcs_db_mcol4757';
SELECT TABLE_SCHEMA, TABLE_NAME FROM INFORMATION_SCHEMA.COLUMNSTORE_TABLES
WHERE TABLE_NAME='mcs_tbl_mcol4757';
SELECT TABLE_SCHEMA, TABLE_NAME FROM INFORMATION_SCHEMA.COLUMNSTORE_TABLES
WHERE TABLE_SCHEMA='mcs_db_mcol4757' AND TABLE_NAME='mcs_tbl_mcol4757';
SET @s='mcs_db_mcol4757';
SET @t='mcs_tbl_mcol4757';
SELECT TABLE_SCHEMA, TABLE_NAME FROM INFORMATION_SCHEMA.COLUMNSTORE_TABLES WHERE TABLE_SCHEMA=@s;
SELECT TABLE_SCHEMA, TABLE_NAME FROM INFORMATION_SCHEMA.COLUMNSTORE_TABLES WHERE TABLE_NAME=@t;
--disable_result_log
SELECT TABLE_SCHEMA, TABLE_NAME FROM INFORMATION_SCHEMA.COLUMNSTORE_TABLES WHERE LENGTH(TABLE_SCHEMA);
--enable_result_log
#
# Testing COLUMNSTORE_COLUMNS
#
SELECT TABLE_SCHEMA, TABLE_NAME FROM INFORMATION_SCHEMA.COLUMNSTORE_COLUMNS
WHERE TABLE_SCHEMA='mcs_db_mcol4757';
SELECT TABLE_SCHEMA, TABLE_NAME FROM INFORMATION_SCHEMA.COLUMNSTORE_COLUMNS
WHERE TABLE_NAME='mcs_tbl_mcol4757';
SELECT TABLE_SCHEMA, TABLE_NAME FROM INFORMATION_SCHEMA.COLUMNSTORE_COLUMNS
WHERE TABLE_SCHEMA='mcs_db_mcol4757' AND TABLE_NAME='mcs_tbl_mcol4757';
SET @s='mcs_db_mcol4757';
SET @t='mcs_tbl_mcol4757';
SELECT TABLE_SCHEMA, TABLE_NAME FROM INFORMATION_SCHEMA.COLUMNSTORE_COLUMNS WHERE TABLE_SCHEMA=@s;
SELECT TABLE_SCHEMA, TABLE_NAME FROM INFORMATION_SCHEMA.COLUMNSTORE_COLUMNS WHERE TABLE_NAME=@t;
--disable_result_log
SELECT TABLE_SCHEMA, TABLE_NAME FROM INFORMATION_SCHEMA.COLUMNSTORE_COLUMNS WHERE LENGTH(TABLE_SCHEMA);
--enable_result_log
DROP DATABASE mcs_db_mcol4757;