perf: speed up the issue and pull request dashboards and fix table indices (#40001) (#40096)

Backport #40001 by @silverwind

The dashboard counts ran queries whose cost grew with the whole instance
instead of the viewing user. On https://gitea.com/pulls the two review
counts alone take about 1.4s per page load.

- Check the owner of the already joined repository with `EXISTS` instead
of listing every public repository and public user
- Hide superseded review requests with `NOT EXISTS` instead of grouping
every review on the instance
- Skip the review counts on `/issues`, which never shows them
- Index `team_user.uid` for permission and team lookups by user
- Fix indices for table `watch`, `package_property` and `action_run`,
fix #40090

Median page times in ms, before → after, on a synthetic dataset sized
like gitea.com (175k users, 40k repos, 120k issues, 1M comments):

| Page | SQLite | PostgreSQL 17 | MySQL 8.4 | MariaDB 13 |
|---|---|---|---|---|
| `/pulls` | 901 → 56 | 330 → 156 | 189 → 124 | 192 → 218 |
| `/pulls?type=review_requested` | 1797 → 66 | 557 → 254 | 307 → 245 |
604 → 499 |
| `/pulls?type=reviewed_by` | 1646 → 118 | 537 → 316 | 515 → 265 | 528 →
682 |
| `/pulls?type=mentioned` | 1403 → 46 | 426 → 119 | 165 → 116 | 179 →
179 |
| `/issues` | 923 → 33 | 293 → 39 | 178 → 65 | 140 → 41 |
| `/api/v1/repos/issues/search` (anonymous) | 870 → 110 | 144 → 104 |
123 → 87 | 170 → 193 |

MariaDB checks the owner per row on long scans across all public
repositories, which makes a few pages slower there.

Co-authored-by: silverwind <me@silverwind.io>
Co-authored-by: wxiaoguang <wxiaoguang@gmail.com>
This commit is contained in:
authored and GitHub committed 2026-10-31 07:38:45 +00:00
1 parent 3162dc4cbf
commit 308dd93484
7 files changed
+23 -27

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+2 -2
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@@ -34,8 +34,8 @@ type ActionRun struct {
RepoID int64 `xorm:"unique(repo_index) index(repo_status)"`
Repo *repo_model.Repository `xorm:"-"`
OwnerID int64 `xorm:"index"`
WorkflowID string `xorm:"index"` // the name of workflow file
Index int64 `xorm:"index unique(repo_index)"` // a unique number for each run of a repository
WorkflowID string `xorm:"index"` // the name of workflow file
Index int64 `xorm:"unique(repo_index)"` // a unique number for each run of a repository
TriggerUserID int64 `xorm:"index"`
TriggerUser *user_model.User `xorm:"-"`
ScheduleID int64
+10 -18
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@@ -218,10 +218,7 @@ func applyRepoConditions(sess db.Session, opts *IssuesOptions) {
opts.RepoCond = builder.In("issue.repo_id", opts.RepoIDs)
}
if opts.AllPublic {
if opts.RepoCond == nil {
opts.RepoCond = builder.NewCond()
}
opts.RepoCond = opts.RepoCond.Or(builder.In("issue.repo_id", builder.Select("id").From("repository").Where(repo_model.PublicRepoUnderPublicOwnerCond())))
opts.RepoCond = builder.Or(opts.RepoCond, repo_model.PublicRepoUnderPublicOwnerCond())
}
if opts.RepoCond != nil {
sess.And(opts.RepoCond)
@@ -402,22 +399,17 @@ func applyReviewRequestedCondition(sess db.Session, reviewRequestedID int64) {
From("team_user").
Where(builder.Eq{"team_user.uid": reviewRequestedID})
// if the review is approved or rejected, it should not be shown in the review requested list
maxReview := builder.Select("MAX(r.id)").
From("review as r").
Where(builder.In("r.type", []ReviewType{ReviewTypeApprove, ReviewTypeReject, ReviewTypeRequest})).
GroupBy("r.issue_id, r.reviewer_id, r.reviewer_team_id")
subQuery := builder.Select("review.issue_id").
From("review").
Where(builder.And(
builder.Eq{"review.type": ReviewTypeRequest},
builder.Or(
builder.Eq{"review.reviewer_id": reviewRequestedID},
builder.In("review.reviewer_team_id", existInTeamQuery),
),
builder.In("review.id", maxReview),
))
Where(builder.Eq{"review.type": ReviewTypeRequest}).
And(builder.Or(
builder.Eq{"review.reviewer_id": reviewRequestedID},
builder.In("review.reviewer_team_id", existInTeamQuery),
)).
// if the review is approved or rejected, it should not be shown in the review requested list
And(builder.NotExists(builder.Select("1").From("review as r").
Where(builder.Expr("r.issue_id = review.issue_id AND r.reviewer_id = review.reviewer_id AND r.reviewer_team_id = review.reviewer_team_id AND r.id > review.id").
And(builder.In("r.type", []ReviewType{ReviewTypeApprove, ReviewTypeReject, ReviewTypeRequest})))))
sess.Where("issue.poster_id <> ?", reviewRequestedID).
And(builder.In("issue.id", subQuery))
}
+2 -2
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@@ -12,12 +12,12 @@ import (
"xorm.io/builder"
)
// TeamUser represents an team-user relation.
// TeamUser represents a team-user relation.
type TeamUser struct {
ID int64 `xorm:"pk autoincr"`
OrgID int64 `xorm:"INDEX"`
TeamID int64 `xorm:"UNIQUE(s)"`
UID int64 `xorm:"UNIQUE(s)"`
UID int64 `xorm:"UNIQUE(s) INDEX"`
}
// IsTeamMember returns true if given user is a member of team.
+3 -3
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@@ -30,9 +30,9 @@ const (
// PackageProperty represents a property of a package, version or file
type PackageProperty struct {
ID int64 `xorm:"pk autoincr"`
RefType PropertyType `xorm:"INDEX NOT NULL"`
RefID int64 `xorm:"INDEX NOT NULL"`
Name string `xorm:"INDEX NOT NULL"`
RefType PropertyType `xorm:"NOT NULL"`
RefID int64 `xorm:"INDEX(ref_id_name) NOT NULL"`
Name string `xorm:"INDEX(ref_id_name) NOT NULL"`
Value string `xorm:"LONGTEXT NOT NULL"`
}
+2 -1
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@@ -762,7 +762,8 @@ func FindUserCodeAccessibleOwnerRepoIDs(ctx context.Context, ownerID int64, user
func PublicRepoUnderPublicOwnerCond() builder.Cond {
return builder.And(
builder.Eq{"`repository`.is_private": false},
builder.In("`repository`.owner_id", builder.Select("id").From("`user`").Where(builder.Eq{"visibility": structs.VisibleTypePublic})),
builder.Exists(builder.Select("1").From("`user` repo_owner").
Where(builder.Expr("repo_owner.id = `repository`.owner_id").And(builder.Eq{"repo_owner.visibility": structs.VisibleTypePublic}))),
)
}
+1 -1
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@@ -39,7 +39,7 @@ const (
type Watch struct {
ID int64 `xorm:"pk autoincr"`
UserID int64 `xorm:"UNIQUE(watch)"`
RepoID int64 `xorm:"UNIQUE(watch)"`
RepoID int64 `xorm:"UNIQUE(watch) INDEX"`
Mode WatchMode `xorm:"SMALLINT NOT NULL DEFAULT 1"`
CreatedUnix timeutil.TimeStamp `xorm:"INDEX created"`
UpdatedUnix timeutil.TimeStamp `xorm:"INDEX updated"`
+3
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@@ -821,6 +821,9 @@ func getUserIssueStats(ctx *context.Context, ctxUser *user_model.User, filterMod
if err != nil {
return nil, err
}
if !opts.IsPull.Value() {
return ret, nil
}
ret.ReviewRequestedCount, err = issue_indexer.CountIssues(ctx, opts.Copy(func(o *issue_indexer.SearchOptions) { o.ReviewRequestedID = optional.Some(doerID) }))
if err != nil {
return nil, err