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Merge pull request #778 from writefreely/better-indexing
Add index to improve post retrieval speed on large instances
This commit is contained in:
commit
711cb387a5
2 changed files with 34 additions and 0 deletions
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@ -70,6 +70,7 @@ var migrations = []Migration{
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New("support verifying fedi profile", fediverseVerifyProfile), // V11 -> V12 (v0.14.0)
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New("support newsletters", supportLetters), // V12 -> V13
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New("support password resetting", supportPassReset), // V13 -> V14
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New("speed up blog post retrieval", addPostRetrievalIndex), // V14 -> V15
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}
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// CurrentVer returns the current migration version the application is on
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33
migrations/v15.go
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33
migrations/v15.go
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@ -0,0 +1,33 @@
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/*
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* Copyright © 2023 Musing Studio LLC.
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*
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* This file is part of WriteFreely.
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*
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* WriteFreely is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License, included
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* in the LICENSE file in this source code package.
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*/
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package migrations
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func addPostRetrievalIndex(db *datastore) error {
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t, err := db.Begin()
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if err != nil {
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t.Rollback()
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return err
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}
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_, err = t.Exec("CREATE INDEX posts_get_collection_index ON posts (`collection_id`, `pinned_position`, `created`)")
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if err != nil {
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t.Rollback()
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return err
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}
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err = t.Commit()
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if err != nil {
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t.Rollback()
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return err
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}
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return nil
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}
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