diff --git a/dumpling/export/dump.go b/dumpling/export/dump.go
index a3f6c1b9f531d..95fd9bedc2596 100755
--- a/dumpling/export/dump.go
+++ b/dumpling/export/dump.go
@@ -454,25 +454,33 @@ func adjustTableCollation(tctx *tcontext.Context, parser *parser.Parser, originS
 		return originSQL, nil
 	}
 	var charset string
+	var collation string
 	for _, createOption := range createStmt.Options {
 		// already have 'Collation'
 		if createOption.Tp == ast.TableOptionCollate {
-			return originSQL, nil
+			collation = createOption.StrValue
+			break
 		}
 		if createOption.Tp == ast.TableOptionCharset {
 			charset = createOption.StrValue
 		}
 	}
 
-	// get db collation
-	collation, ok := charsetAndDefaultCollationMap[strings.ToLower(charset)]
-	if !ok {
-		tctx.L().Warn("not found table charset default collation.", zap.String("originSQL", originSQL), zap.String("charset", strings.ToLower(charset)))
-		return originSQL, nil
+	if collation == "" && charset != "" {
+		// get db collation
+		collation, ok := charsetAndDefaultCollationMap[strings.ToLower(charset)]
+		if !ok {
+			tctx.L().Warn("not found table charset default collation.", zap.String("originSQL", originSQL), zap.String("charset", strings.ToLower(charset)))
+			return originSQL, nil
+		}
+
+		// add collation
+		createStmt.Options = append(createStmt.Options, &ast.TableOption{Tp: ast.TableOptionCollate, StrValue: collation})
 	}
 
-	// add collation
-	createStmt.Options = append(createStmt.Options, &ast.TableOption{Tp: ast.TableOptionCollate, StrValue: collation})
+	// adjust columns collation
+	adjustColumnsCollation(tctx, createStmt, charsetAndDefaultCollationMap)
+
 	// rewrite sql
 	var b []byte
 	bf := bytes.NewBuffer(b)
@@ -486,6 +494,31 @@ func adjustTableCollation(tctx *tcontext.Context, parser *parser.Parser, originS
 	return bf.String(), nil
 }
 
+// adjustColumnsCollation adds column's collation.
+func adjustColumnsCollation(tctx *tcontext.Context, createStmt *ast.CreateTableStmt, charsetAndDefaultCollationMap map[string]string) {
+	for _, col := range createStmt.Cols {
+		for _, options := range col.Options {
+			// already have 'Collation'
+			if options.Tp == ast.ColumnOptionCollate {
+				continue
+			}
+		}
+		fieldType := col.Tp
+		if fieldType.Collate != "" {
+			continue
+		}
+		if fieldType.Charset != "" {
+			// just have charset
+			collation, ok := charsetAndDefaultCollationMap[strings.ToLower(fieldType.Charset)]
+			if !ok {
+				tctx.L().Warn("not found charset default collation for column.", zap.String("table", createStmt.Table.Name.String()), zap.String("column", col.Name.String()), zap.String("charset", strings.ToLower(fieldType.Charset)))
+				continue
+			}
+			fieldType.Collate = collation
+		}
+	}
+}
+
 func (d *Dumper) dumpTableData(tctx *tcontext.Context, conn *sql.Conn, meta TableMeta, taskChan chan<- Task) error {
 	conf := d.conf
 	if conf.NoData {
diff --git a/dumpling/export/dump_test.go b/dumpling/export/dump_test.go
index 82d1bf8f99705..505fd04d20a39 100644
--- a/dumpling/export/dump_test.go
+++ b/dumpling/export/dump_test.go
@@ -168,11 +168,27 @@ func TestAdjustTableCollation(t *testing.T) {
 	originSQLs := []string{
 		"create table `test`.`t1` (id int) CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci",
 		"create table `test`.`t1` (id int) CHARSET=utf8mb4",
+		"create table `test`.`t1` (id int, name varchar(20) CHARACTER SET utf8mb4, work varchar(20)) CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci ",
+		"create table `test`.`t1` (id int, name varchar(20), work varchar(20)) CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci",
+		"create table `test`.`t1` (id int, name varchar(20) COLLATE utf8mb4_general_ci, work varchar(20)) CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci",
+		"create table `test`.`t1` (id int, name varchar(20) COLLATE utf8mb4_general_ci, work varchar(20) CHARACTER SET utf8mb4) CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci",
+		"create table `test`.`t1` (id int, name varchar(20) CHARACTER SET utf8mb4, work varchar(20)) CHARSET=utf8mb4 ",
+		"create table `test`.`t1` (id int, name varchar(20), work varchar(20)) CHARSET=utf8mb4",
+		"create table `test`.`t1` (id int, name varchar(20) COLLATE utf8mb4_general_ci, work varchar(20)) CHARSET=utf8mb4",
+		"create table `test`.`t1` (id int, name varchar(20) COLLATE utf8mb4_general_ci, work varchar(20) CHARACTER SET utf8mb4) CHARSET=utf8mb4",
 	}
 
 	expectedSQLs := []string{
-		"create table `test`.`t1` (id int) CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci",
 		"CREATE TABLE `test`.`t1` (`id` INT) DEFAULT CHARACTER SET = UTF8MB4 DEFAULT COLLATE = UTF8MB4_GENERAL_CI",
+		"CREATE TABLE `test`.`t1` (`id` INT) DEFAULT CHARACTER SET = UTF8MB4 DEFAULT COLLATE = UTF8MB4_GENERAL_CI",
+		"CREATE TABLE `test`.`t1` (`id` INT,`name` VARCHAR(20) CHARACTER SET UTF8MB4 COLLATE utf8mb4_general_ci,`work` VARCHAR(20)) DEFAULT CHARACTER SET = UTF8MB4 DEFAULT COLLATE = UTF8MB4_GENERAL_CI",
+		"CREATE TABLE `test`.`t1` (`id` INT,`name` VARCHAR(20),`work` VARCHAR(20)) DEFAULT CHARACTER SET = UTF8MB4 DEFAULT COLLATE = UTF8MB4_GENERAL_CI",
+		"CREATE TABLE `test`.`t1` (`id` INT,`name` VARCHAR(20) COLLATE utf8mb4_general_ci,`work` VARCHAR(20)) DEFAULT CHARACTER SET = UTF8MB4 DEFAULT COLLATE = UTF8MB4_GENERAL_CI",
+		"CREATE TABLE `test`.`t1` (`id` INT,`name` VARCHAR(20) COLLATE utf8mb4_general_ci,`work` VARCHAR(20) CHARACTER SET UTF8MB4 COLLATE utf8mb4_general_ci) DEFAULT CHARACTER SET = UTF8MB4 DEFAULT COLLATE = UTF8MB4_GENERAL_CI",
+		"CREATE TABLE `test`.`t1` (`id` INT,`name` VARCHAR(20) CHARACTER SET UTF8MB4 COLLATE utf8mb4_general_ci,`work` VARCHAR(20)) DEFAULT CHARACTER SET = UTF8MB4 DEFAULT COLLATE = UTF8MB4_GENERAL_CI",
+		"CREATE TABLE `test`.`t1` (`id` INT,`name` VARCHAR(20),`work` VARCHAR(20)) DEFAULT CHARACTER SET = UTF8MB4 DEFAULT COLLATE = UTF8MB4_GENERAL_CI",
+		"CREATE TABLE `test`.`t1` (`id` INT,`name` VARCHAR(20) COLLATE utf8mb4_general_ci,`work` VARCHAR(20)) DEFAULT CHARACTER SET = UTF8MB4 DEFAULT COLLATE = UTF8MB4_GENERAL_CI",
+		"CREATE TABLE `test`.`t1` (`id` INT,`name` VARCHAR(20) COLLATE utf8mb4_general_ci,`work` VARCHAR(20) CHARACTER SET UTF8MB4 COLLATE utf8mb4_general_ci) DEFAULT CHARACTER SET = UTF8MB4 DEFAULT COLLATE = UTF8MB4_GENERAL_CI",
 	}
 
 	charsetAndDefaultCollationMap := map[string]string{"utf8mb4": "utf8mb4_general_ci"}