From fa150032a072e25a41528365c6f1df3634aef0a7 Mon Sep 17 00:00:00 2001
From: LUA <guoaomen@actionsky.com>
Date: Thu, 5 Nov 2020 14:04:40 +0800
Subject: [PATCH] fix: inner 655 (#2232) (#2241)

---
 src/main/java/com/actiontech/dble/meta/ViewMeta.java | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/main/java/com/actiontech/dble/meta/ViewMeta.java b/src/main/java/com/actiontech/dble/meta/ViewMeta.java
index 8e150771c..b1ab29279 100644
--- a/src/main/java/com/actiontech/dble/meta/ViewMeta.java
+++ b/src/main/java/com/actiontech/dble/meta/ViewMeta.java
@@ -114,7 +114,10 @@ public class ViewMeta {
     }
 
     private void checkDuplicate(int type) throws SQLException {
-
+        if (StringUtil.isEmpty(schema)) {
+            String msg = "No database selected";
+            throw new SQLException(msg, "3D000", ErrorCode.ER_NO_DB_ERROR);
+        }
         ViewMeta viewNode = tmManager.getCatalogs().get(schema).getViewMetas().get(viewName);
         //.getSyncView(schema,viewName);
         TableMeta tableMeta = tmManager.getCatalogs().get(schema).getTableMeta(viewName);