executor: LOAD DATA INFILE support asterisk matching

br/pkg/storage/azblob.go

@@ -348,13 +348,13 @@ func (s *AzureBlobStorage) WalkDir(ctx context.Context, opt *WalkOption, fn func
 	if opt == nil {
 		opt = &WalkOption{}
 	}
-	if len(opt.ObjPrefix) != 0 {
-		return errors.New("azure storage not support ObjPrefix for now")
-	}
 	prefix := path.Join(s.options.Prefix, opt.SubDir)
 	if len(prefix) > 0 && !strings.HasSuffix(prefix, "/") {
 		prefix += "/"
 	}
+	if len(opt.ObjPrefix) != 0 {
+		prefix += opt.ObjPrefix
+	}
 
 	listOption := &azblob.ContainerListBlobFlatSegmentOptions{Prefix: &prefix}
 	for {

br/pkg/storage/gcs.go

@@ -205,13 +205,14 @@ func (s *GCSStorage) WalkDir(ctx context.Context, opt *WalkOption, fn func(strin
 	if opt == nil {
 		opt = &WalkOption{}
 	}
-	if len(opt.ObjPrefix) != 0 {
-		return errors.New("gcs storage not support ObjPrefix for now")
-	}
 	prefix := path.Join(s.gcs.Prefix, opt.SubDir)
 	if len(prefix) > 0 && !strings.HasSuffix(prefix, "/") {
 		prefix += "/"
 	}
+	if len(opt.ObjPrefix) != 0 {
+		prefix += opt.ObjPrefix
+	}
+
 	query := &storage.Query{Prefix: prefix}
 	// only need each object's name and size
 	err := query.SetAttrSelection([]string{"Name", "Size"})

br/pkg/storage/storage.go

@@ -33,8 +33,9 @@ const (
 type WalkOption struct {
 	// walk on SubDir of specify directory
 	SubDir string
-	// ObjPrefix used fo prefix search in storage.
-	// it can save lots of time when we want find specify prefix objects in storage.
+	// ObjPrefix used fo prefix search in storage. Note that only part of storage
+	// support it.
+	// It can save lots of time when we want find specify prefix objects in storage.
 	// For example. we have 10000 <Hash>.sst files and 10 backupmeta.(\d+) files.
 	// we can use ObjPrefix = "backupmeta" to retrieve all meta files quickly.
 	ObjPrefix string

executor/asyncloaddata/show_test.go

@@ -87,10 +87,17 @@ func (s *mockGCSSuite) TestInternalStatus() {
 	s.server.CreateObject(fakestorage.Object{
 		ObjectAttrs: fakestorage.ObjectAttrs{
 			BucketName: "test-tsv",
-			Name:       "t.tsv",
+			Name:       "t1.tsv",
 		},
-		Content: []byte(`1
-2`),
+		Content: []byte(`1`),
+	})
+
+	s.server.CreateObject(fakestorage.Object{
+		ObjectAttrs: fakestorage.ObjectAttrs{
+			BucketName: "test-tsv",
+			Name:       "t2.tsv",
+		},
+		Content: []byte(`2`),
 	})
 
 	ctx := context.Background()
@@ -118,7 +125,7 @@ func (s *mockGCSSuite) TestInternalStatus() {
 		expected := &JobInfo{
 			JobID:         id,
 			User:          "test-load@test-host",
-			DataSource:    fmt.Sprintf("gs://test-tsv/t.tsv?endpoint=%s", gcsEndpoint),
+			DataSource:    fmt.Sprintf("gs://test-tsv/t*.tsv?endpoint=%s", gcsEndpoint),
 			TableSchema:   "load_tsv",
 			TableName:     "t",
 			ImportMode:    "logical",
@@ -141,15 +148,15 @@ func (s *mockGCSSuite) TestInternalStatus() {
 		// tk2 @ 0:08
 		info, err = GetJobInfo(ctx, tk2.Session(), id)
 		require.NoError(s.T(), err)
-		expected.Progress = `{"SourceFileSize":3,"LoadedFileSize":0,"LoadedRowCnt":1}`
+		expected.Progress = `{"SourceFileSize":2,"LoadedFileSize":0,"LoadedRowCnt":1}`
 		require.Equal(s.T(), expected, info)
 		// tk @ 0:09
 		// commit one task and sleep 3 seconds
 		time.Sleep(3 * time.Second)
 		// tk2 @ 0:11
 		info, err = GetJobInfo(ctx, tk2.Session(), id)
 		require.NoError(s.T(), err)
-		expected.Progress = `{"SourceFileSize":3,"LoadedFileSize":2,"LoadedRowCnt":2}`
+		expected.Progress = `{"SourceFileSize":2,"LoadedFileSize":1,"LoadedRowCnt":2}`
 		require.Equal(s.T(), expected, info)
 		// tk @ 0:12
 		// finish job
@@ -159,7 +166,7 @@ func (s *mockGCSSuite) TestInternalStatus() {
 		require.NoError(s.T(), err)
 		expected.Status = JobFinished
 		expected.StatusMessage = "Records: 2  Deleted: 0  Skipped: 0  Warnings: 0"
-		expected.Progress = `{"SourceFileSize":3,"LoadedFileSize":3,"LoadedRowCnt":2}`
+		expected.Progress = `{"SourceFileSize":2,"LoadedFileSize":2,"LoadedRowCnt":2}`
 		require.Equal(s.T(), expected, info)
 	}()
 
@@ -183,7 +190,7 @@ func (s *mockGCSSuite) TestInternalStatus() {
 	s.enableFailpoint("github.com/pingcap/tidb/executor/AfterStartJob", `sleep(3000)`)
 	s.enableFailpoint("github.com/pingcap/tidb/executor/AfterCommitOneTask", `sleep(3000)`)
 	s.tk.MustExec("SET SESSION tidb_dml_batch_size = 1;")
-	sql := fmt.Sprintf(`LOAD DATA INFILE 'gs://test-tsv/t.tsv?endpoint=%s'
+	sql := fmt.Sprintf(`LOAD DATA INFILE 'gs://test-tsv/t*.tsv?endpoint=%s'
 		INTO TABLE load_tsv.t;`, gcsEndpoint)
 	s.tk.MustExec(sql)
 	wg.Wait()