Estimate Action Count in Statistics (go-gitea#19775)

Author: zeripath

models/db/context.go

@@ -11,6 +11,7 @@ import (
 	"code.gitea.io/gitea/modules/setting"
 
 	"xorm.io/builder"
+	"xorm.io/xorm/schemas"
 )
 
 // DefaultContext is the default context to run xorm queries in
@@ -175,3 +176,24 @@ func CountByBean(ctx context.Context, bean interface{}) (int64, error) {
 func TableName(bean interface{}) string {
 	return x.TableName(bean)
 }
+
+// EstimateCount returns an estimate of total number of rows in table
+func EstimateCount(ctx context.Context, bean interface{}) (int64, error) {
+	e := GetEngine(ctx)
+	e.Context(ctx)
+
+	var rows int64
+	var err error
+	tablename := TableName(bean)
+	switch x.Dialect().URI().DBType {
+	case schemas.MYSQL:
+		_, err = e.Context(ctx).SQL("SELECT table_rows FROM information_schema.tables WHERE tables.table_name = ? AND tables.table_schema = ?;", tablename, x.Dialect().URI().DBName).Get(&rows)
+	case schemas.POSTGRES:
+		_, err = e.Context(ctx).SQL("SELECT reltuples AS estimate FROM pg_class WHERE relname = ?;", tablename).Get(&rows)
+	case schemas.MSSQL:
+		_, err = e.Context(ctx).SQL("sp_spaceused ?;", tablename).Get(&rows)
+	default:
+		return e.Context(ctx).Count(tablename)
+	}
+	return rows, err
+}

models/statistic.go

@@ -56,7 +56,7 @@ func GetStatistic() (stats Statistic) {
 	stats.Counter.Repo, _ = repo_model.CountRepositories(db.DefaultContext, repo_model.CountRepositoryOptions{})
 	stats.Counter.Watch, _ = e.Count(new(repo_model.Watch))
 	stats.Counter.Star, _ = e.Count(new(repo_model.Star))
-	stats.Counter.Action, _ = e.Count(new(Action))
+	stats.Counter.Action, _ = db.EstimateCount(db.DefaultContext, new(Action))
 	stats.Counter.Access, _ = e.Count(new(access_model.Access))
 
 	type IssueCount struct {

options/locale/locale_en-US.ini

@@ -2423,7 +2423,7 @@ dashboard.new_version_hint = Gitea %s is now available, you are running %s. Chec
 dashboard.statistic = Summary
 dashboard.operations = Maintenance Operations
 dashboard.system_status = System Status
-dashboard.statistic_info = The Gitea database holds <b>%d</b> users, <b>%d</b> organizations, <b>%d</b> public keys, <b>%d</b> repositories, <b>%d</b> watches, <b>%d</b> stars, <b>%d</b> actions, <b>%d</b> accesses, <b>%d</b> issues, <b>%d</b> comments, <b>%d</b> social accounts, <b>%d</b> follows, <b>%d</b> mirrors, <b>%d</b> releases, <b>%d</b> authentication sources, <b>%d</b> webhooks, <b>%d</b> milestones, <b>%d</b> labels, <b>%d</b> hook tasks, <b>%d</b> teams, <b>%d</b> update tasks, <b>%d</b> attachments.
+dashboard.statistic_info = The Gitea database holds <b>%d</b> users, <b>%d</b> organizations, <b>%d</b> public keys, <b>%d</b> repositories, <b>%d</b> watches, <b>%d</b> stars, ~<b>%d</b> actions, <b>%d</b> accesses, <b>%d</b> issues, <b>%d</b> comments, <b>%d</b> social accounts, <b>%d</b> follows, <b>%d</b> mirrors, <b>%d</b> releases, <b>%d</b> authentication sources, <b>%d</b> webhooks, <b>%d</b> milestones, <b>%d</b> labels, <b>%d</b> hook tasks, <b>%d</b> teams, <b>%d</b> update tasks, <b>%d</b> attachments.
 dashboard.operation_name = Operation Name
 dashboard.operation_switch = Switch
 dashboard.operation_run = Run