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mysql: use inner join for hook_task deletion

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Attempt to fix #3678

(cherry picked from commit 4ffda656e8)
This commit is contained in:
oliverpool 2024-05-22 12:16:05 +02:00 • committed by GitHub
parent cef84d7abf
commit 8f99d82cf2
2 changed files with 21 additions and 3 deletions
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1
release-notes/8.0.0/perf/3865.md Normal file
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@ -0,0 +1 @@
Attempt to speed up user deletion when using mariadb 10 (the subquery took advantage of the available index starting with mariadb 11).

17
services/repository/delete.go
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@ -26,6 +26,7 @@ import (
actions_module "code.gitea.io/gitea/modules/actions"
"code.gitea.io/gitea/modules/lfs"
"code.gitea.io/gitea/modules/log"
"code.gitea.io/gitea/modules/setting"
"code.gitea.io/gitea/modules/storage"
"xorm.io/builder"
@ -125,10 +126,26 @@ func DeleteRepositoryDirectly(ctx context.Context, doer *user_model.User, repoID
return err
}
if setting.Database.Type.IsMySQL() {
// mariadb:10 does not use the hook_task KEY when using IN.
// https://codeberg.org/forgejo/forgejo/issues/3678
//
// Version 11 does support it, but is not available in debian yet.
// Version 11.4 LTS is not available yet (stable should be released mid 2024 https://mariadb.org/mariadb/all-releases/)
// Sqlite does not support the DELETE *** FROM *** syntax
// https://stackoverflow.com/q/24511153/3207406
// in the meantime, use a dedicated query for mysql...
if _, err := db.Exec(ctx, "DELETE `hook_task` FROM `hook_task` INNER JOIN `webhook` ON `webhook`.id = `hook_task`.hook_id WHERE `webhook`.repo_id = ?", repo.ID); err != nil {
return err
}
} else {
if _, err := db.GetEngine(ctx).In("hook_id", builder.Select("id").From("webhook").Where(builder.Eq{"webhook.repo_id": repo.ID})).
Delete(&webhook.HookTask{}); err != nil {
return err
}
}
if err := db.DeleteBeans(ctx,
&access_model.Access{RepoID: repo.ID},