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friendica_2020-09-1_sharedH.../mods/readme.txt
Michael Vogel aed28a24f1 Merge remote-tracking branch 'upstream/master'
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	mod/crepair.php
2014-01-05 16:22:42 +01:00

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Site speed can be improved when the following indexes are set. They
cannot be set through the update script because on large sites they will
block the site for several minutes.
CREATE INDEX `uid_commented` ON `item` (`uid`, `commented`);
CREATE INDEX `uid_created` ON `item` (`uid`, `created`);
CREATE INDEX `uid_unseen` ON `item` (`uid`, `unseen`);
CREATE INDEX `resource-id` ON `item` (`resource-id`);
CREATE INDEX `uri_received` ON item(`uri`, `received`);
CREATE INDEX `received_uri` ON item(`received`, `uri`);
CREATE INDEX `contact-id_created` ON item(`contact-id`, created);
CREATE INDEX `uid_network_received` ON item(`uid`, `network`, `received`);
CREATE INDEX `uid_parent` ON item(`uid`, `parent`);
CREATE INDEX `uid_received` ON item(`uid`, `received`);
CREATE INDEX `uid_network_commented` ON item(`uid`, `network`, `commented`);
CREATE INDEX `uid_commented` ON item(`uid`, `commented`);
CREATE INDEX `uid_title` ON item(uid, `title`);
CREATE INDEX `created_contact-id` ON item(`created`, `contact-id`);