diff --git a/dialects/oracle.go b/dialects/oracle.go
index 2620b0bb..d3c889d7 100644
--- a/dialects/oracle.go
+++ b/dialects/oracle.go
@@ -690,7 +690,7 @@ func (db *oracle) GetColumns(queryer core.Queryer, ctx context.Context, tableNam
 			col.SQLType = schemas.SQLType{Name: schemas.TimeStampz, DefaultLength: 0, DefaultLength2: 0}
 		case "NUMBER":
 			col.SQLType = schemas.SQLType{Name: schemas.Double, DefaultLength: len1, DefaultLength2: len2}
-		case "LONG", "LONG RAW":
+		case "LONG", "LONG RAW", "NCLOB", "CLOB":
 			col.SQLType = schemas.SQLType{Name: schemas.Text, DefaultLength: 0, DefaultLength2: 0}
 		case "RAW":
 			col.SQLType = schemas.SQLType{Name: schemas.Binary, DefaultLength: 0, DefaultLength2: 0}
diff --git a/oracle_test.go b/oracle_test.go
new file mode 100644
index 00000000..ccebd965
--- /dev/null
+++ b/oracle_test.go
@@ -0,0 +1,11 @@
+// Copyright 20190 The Xorm Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// +build oracle
+
+package xorm
+
+import (
+	_ "github.com/mattn/go-oci8"
+)
diff --git a/test_oracle.sh b/test_oracle.sh
new file mode 100755
index 00000000..56bd4609
--- /dev/null
+++ b/test_oracle.sh
@@ -0,0 +1 @@
+go test -tags=oracle -db=oci8 -conn_str="system/oracle@localhost:1521/xe"
\ No newline at end of file