Files
team/server/channels/db/migrations/mysql/000080_posts_createat_id.up.sql

15 lines
465 B
SQL

SET @preparedStatement = (SELECT IF(
(
SELECT COUNT(*) FROM INFORMATION_SCHEMA.STATISTICS
WHERE table_name = 'Posts'
AND table_schema = DATABASE()
AND index_name = 'idx_posts_create_at_id'
) > 0,
'SELECT 1;',
'CREATE INDEX idx_posts_create_at_id on Posts(CreateAt, Id) LOCK=NONE;'
));
PREPARE createIndexIfNotExists FROM @preparedStatement;
EXECUTE createIndexIfNotExists;
DEALLOCATE PREPARE createIndexIfNotExists;