1
0
mirror of https://github.com/MariaDB/server.git synced 2025-08-01 03:47:19 +03:00

(Part#2) MDEV-13049 Querying INFORMATION_SCHEMA becomes slow in MariaDB 10.1

This is a 10.3 specific part of MDEV-13049.
It disables automatic sorting for
"SELECT .. FROM INFORMATION_SCHEMA.{SCHEMATA|TABLES}"
and adjusts the affected tests accordingly.
This commit is contained in:
Alexander Barkov
2017-10-31 13:00:20 +04:00
parent 835cbbcc7b
commit 5d3ed9acdd
64 changed files with 380 additions and 226 deletions

View File

@ -341,12 +341,14 @@ CREATE VIEW db_datadict.v2 AS
SELECT TABLE_SCHEMA,TABLE_NAME,TABLE_TYPE
FROM information_schema.tables WHERE table_schema = 'db_datadict';
SELECT TABLE_SCHEMA,TABLE_NAME,TABLE_TYPE
FROM db_datadict.v2;
FROM db_datadict.v2
ORDER BY TABLE_NAME;
TABLE_SCHEMA TABLE_NAME TABLE_TYPE
db_datadict t1 BASE TABLE
db_datadict v2 VIEW
SELECT TABLE_SCHEMA,TABLE_NAME,TABLE_TYPE
FROM information_schema.tables WHERE table_schema = 'db_datadict';
FROM information_schema.tables WHERE table_schema = 'db_datadict'
ORDER BY TABLE_NAME;
TABLE_SCHEMA TABLE_NAME TABLE_TYPE
db_datadict t1 BASE TABLE
db_datadict v2 VIEW