ddl: fix inappropriate schema state output by admin show ddl jobs

ddl/column_modify_test.go

@@ -456,7 +456,7 @@ func TestCancelDropColumn(t *testing.T) {
 		JobSchemaState model.SchemaState
 		cancelSucc     bool
 	}{
-		{true, model.JobStateNone, model.StateNone, true},
+		{true, model.JobStateQueueing, model.StateNone, true},
 		{false, model.JobStateRunning, model.StateWriteOnly, false},
 		{true, model.JobStateRunning, model.StateDeleteOnly, false},
 		{true, model.JobStateRunning, model.StateDeleteReorganization, false},
@@ -554,7 +554,7 @@ func TestCancelDropColumns(t *testing.T) {
 		JobSchemaState model.SchemaState
 		cancelSucc     bool
 	}{
-		{true, model.JobStateNone, model.StateNone, true},
+		{true, model.JobStateQueueing, model.StateNone, true},
 		{false, model.JobStateRunning, model.StateWriteOnly, false},
 		{true, model.JobStateRunning, model.StateDeleteOnly, false},
 		{true, model.JobStateRunning, model.StateDeleteReorganization, false},

ddl/column_type_change_test.go

@@ -199,7 +199,7 @@ func TestRollbackColumnTypeChangeBetweenInteger(t *testing.T) {
 	// Alter sql will modify column c2 to bigint not null.
 	SQL := "alter table t modify column c2 int not null"
 	err := tk.ExecToErr(SQL)
-	require.EqualError(t, err, "[ddl:1]MockRollingBackInCallBack-queueing")
+	require.EqualError(t, err, "[ddl:1]MockRollingBackInCallBack-none")
 	assertRollBackedColUnchanged(t, tk)
 
 	// Mock roll back at model.StateDeleteOnly.

ddl/db_rename_test.go

@@ -75,7 +75,7 @@ func TestCancelRenameIndex(t *testing.T) {
 	var checkErr error
 	hook := &ddl.TestDDLCallback{Do: dom}
 	hook.OnJobRunBeforeExported = func(job *model.Job) {
-		if job.Type == model.ActionRenameIndex && job.State == model.JobStateNone {
+		if job.Type == model.ActionRenameIndex && job.State == model.JobStateQueueing {
 			jobIDs := []int64{job.ID}
 			hookCtx := mock.NewContext()
 			hookCtx.Store = store

ddl/db_table_test.go

@@ -59,12 +59,12 @@ func TestCancelDropTableAndSchema(t *testing.T) {
 	}{
 		// Check drop table.
 		// model.JobStateNone means the jobs is canceled before the first run.
-		{true, model.ActionDropTable, model.JobStateNone, model.StateNone, true},
+		{true, model.ActionDropTable, model.JobStateQueueing, model.StateNone, true},
 		{false, model.ActionDropTable, model.JobStateRunning, model.StateWriteOnly, false},
 		{true, model.ActionDropTable, model.JobStateRunning, model.StateDeleteOnly, false},
 
 		// Check drop database.
-		{true, model.ActionDropSchema, model.JobStateNone, model.StateNone, true},
+		{true, model.ActionDropSchema, model.JobStateQueueing, model.StateNone, true},
 		{false, model.ActionDropSchema, model.JobStateRunning, model.StateWriteOnly, false},
 		{true, model.ActionDropSchema, model.JobStateRunning, model.StateDeleteOnly, false},
 	}
@@ -437,8 +437,8 @@ func TestCancelAddTableAndDropTablePartition(t *testing.T) {
 		JobSchemaState model.SchemaState
 		cancelSucc     bool
 	}{
-		{model.ActionAddTablePartition, model.JobStateNone, model.StateNone, true},
-		{model.ActionDropTablePartition, model.JobStateNone, model.StateNone, true},
+		{model.ActionAddTablePartition, model.JobStateQueueing, model.StateNone, true},
+		{model.ActionDropTablePartition, model.JobStateQueueing, model.StateNone, true},
 		// Add table partition now can be cancelled in ReplicaOnly state.
 		{model.ActionAddTablePartition, model.JobStateRunning, model.StateReplicaOnly, true},
 	}

ddl/ddl_worker.go

@@ -301,6 +301,7 @@ func (d *ddl) addBatchDDLJobs(tasks []*limitJobTask) {
 			job.Version = currentVersion
 			job.StartTS = txn.StartTS()
 			job.ID = ids[i]
+			job.State = model.JobStateQueueing
 			if err = buildJobDependence(t, job); err != nil {
 				return errors.Trace(err)
 			}

ddl/index_modify_test.go

@@ -1149,7 +1149,7 @@ func testCancelDropIndexes(t *testing.T, store kv.Storage, d ddl.DDL) {
 	}{
 		// model.JobStateNone means the jobs is canceled before the first run.
 		// if we cancel successfully, we need to set needAddIndex to false in the next test case. Otherwise, set needAddIndex to true.
-		{true, model.JobStateNone, model.StateNone, true},
+		{true, model.JobStateQueueing, model.StateNone, true},
 		{false, model.JobStateRunning, model.StateWriteOnly, false},
 		{true, model.JobStateRunning, model.StateDeleteOnly, false},
 		{true, model.JobStateRunning, model.StateDeleteReorganization, false},

parser/model/ddl.go

@@ -503,6 +503,14 @@ func (job *Job) IsRunning() bool {
 	return job.State == JobStateRunning
 }
 
+func (job *Job) IsQueueing() bool {
+	return job.State == JobStateQueueing
+}
+
+func (job *Job) NotStarted() bool {
+	return job.State == JobStateNone || job.State == JobStateQueueing
+}
+
 // JobState is for job state.
 type JobState byte
 
@@ -522,6 +530,8 @@ const (
 	JobStateSynced JobState = 6
 	// JobStateCancelling is used to mark the DDL job is cancelled by the client, but the DDL work hasn't handle it.
 	JobStateCancelling JobState = 7
+	// JobStateQueueing means the job has not yet been started.
+	JobStateQueueing JobState = 8
 )
 
 // String implements fmt.Stringer interface.
@@ -541,6 +551,8 @@ func (s JobState) String() string {
 		return "cancelling"
 	case JobStateSynced:
 		return "synced"
+	case JobStateQueueing:
+		return "queueing"
 	default:
 		return "none"
 	}

parser/model/model.go

@@ -71,7 +71,7 @@ func (s SchemaState) String() string {
 	case StateGlobalTxnOnly:
 		return "global txn only"
 	default:
-		return "queueing"
+		return "none"
 	}
 }
 

parser/model/model_test.go

@@ -222,7 +222,7 @@ func TestJobStartTime(t *testing.T) {
 		BinlogInfo: &HistoryInfo{},
 	}
 	require.Equal(t, TSConvert2Time(job.StartTS), time.Unix(0, 0))
-	require.Equal(t, fmt.Sprintf("ID:123, Type:none, State:none, SchemaState:queueing, SchemaID:0, TableID:0, RowCount:0, ArgLen:0, start time: %s, Err:<nil>, ErrCount:0, SnapshotVersion:0", time.Unix(0, 0)), job.String())
+	require.Equal(t, fmt.Sprintf("ID:123, Type:none, State:none, SchemaState:none, SchemaID:0, TableID:0, RowCount:0, ArgLen:0, start time: %s, Err:<nil>, ErrCount:0, SnapshotVersion:0", time.Unix(0, 0)), job.String())
 }
 
 func TestJobCodec(t *testing.T) {

util/admin/admin_test.go

@@ -103,7 +103,7 @@ func TestGetDDLJobs(t *testing.T) {
 		currJobs2 = currJobs2[:0]
 		err = IterAllDDLJobs(txn, func(jobs []*model.Job) (b bool, e error) {
 			for _, job := range jobs {
-				if job.State == model.JobStateNone {
+				if job.NotStarted() {
 					currJobs2 = append(currJobs2, job)
 				} else {
 					return true, nil