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Drop duplicate database indexes

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These duplicate indexes were found by the pt-duplicate-key-checker
tool in percona-toolkit.  Duplicate indexes waste space and slow down
the query planner.  Closes #835.

Signed-off-by: Anders Kaseorg <andersk@mit.edu>
This commit is contained in:
Anders Kaseorg
2014-12-18 02:18:17 -05:00
parent d8895ec679
commit bd40827b73
5 changed files with 31 additions and 20 deletions
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18
schema/versions/mysql/127.sql Normal file
View File

@@ -0,0 +1,18 @@
BEGIN;
ALTER TABLE ttrss_enclosures DROP INDEX post_id;
ALTER TABLE ttrss_entries DROP INDEX ttrss_entries_guid_index;
ALTER TABLE ttrss_feeds DROP INDEX owner_uid;
ALTER TABLE ttrss_feeds DROP INDEX cat_id;
ALTER TABLE ttrss_prefs DROP INDEX ttrss_prefs_pref_name_idx;
ALTER TABLE ttrss_sessions DROP INDEX id_2;
ALTER TABLE ttrss_sessions DROP INDEX id;
ALTER TABLE ttrss_user_entries DROP INDEX ref_id;
ALTER TABLE ttrss_user_entries DROP INDEX owner_uid;
ALTER TABLE ttrss_user_entries DROP INDEX feed_id;
ALTER TABLE ttrss_user_prefs DROP INDEX pref_name;
ALTER TABLE ttrss_user_prefs DROP INDEX owner_uid;
UPDATE ttrss_version SET schema_version = 127;
COMMIT;