update

Author: lcwangchao

ttl/ttlworker/job_manager.go

@@ -58,7 +58,7 @@ const taskGCTemplate = `DELETE task FROM
 	ON task.job_id = job.current_job_id
 	WHERE job.table_id IS NULL`
 
-const ttlJobHistoryGCTemplate = `DELETE FROM mysql.tidb_ttl_job_history WHERE create_time < CURDATE() - INTERVAL 30 DAY`
+const ttlJobHistoryGCTemplate = `DELETE FROM mysql.tidb_ttl_job_history WHERE create_time < CURDATE() - INTERVAL 90 DAY`
 
 const timeFormat = "2006-01-02 15:04:05"
 

ttl/ttlworker/job_manager_integration_test.go

@@ -558,11 +558,13 @@ func TestGCTTLHistory(t *testing.T) {
 	}
 
 	addHistory(1, 1)
-	addHistory(2, 29)
-	addHistory(3, 30)
-	addHistory(4, 31)
-	addHistory(5, 32)
+	addHistory(2, 30)
+	addHistory(3, 60)
+	addHistory(4, 89)
+	addHistory(5, 90)
+	addHistory(6, 91)
+	addHistory(7, 100)
 	se := session.NewSession(tk.Session(), tk.Session(), func(_ session.Session) {})
 	ttlworker.DoGC(context.TODO(), se)
-	tk.MustQuery("select job_id from mysql.tidb_ttl_job_history order by job_id asc").Check(testkit.Rows("1", "2", "3"))
+	tk.MustQuery("select job_id from mysql.tidb_ttl_job_history order by job_id asc").Check(testkit.Rows("1", "2", "3", "4", "5"))
 }