From ec6e5aa3b14d4572dc2b9b5f8d032d5c86e014d3 Mon Sep 17 00:00:00 2001
From: Redkale <8730487+redkale@users.noreply.github.com>
Date: Mon, 24 Feb 2020 07:49:34 +0800
Subject: [PATCH]

---
 src/org/redkale/source/DataSqlSource.java | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/org/redkale/source/DataSqlSource.java b/src/org/redkale/source/DataSqlSource.java
index edafca323..6e400e946 100644
--- a/src/org/redkale/source/DataSqlSource.java
+++ b/src/org/redkale/source/DataSqlSource.java
@@ -1050,9 +1050,9 @@ public abstract class DataSqlSource<DBChannel> extends AbstractService implement
             }
         }
         if (setsql.length() < 1) return CompletableFuture.completedFuture(0);
-        Map<Class, String> joinTabalis = node.getJoinTabalis();
-        CharSequence join = node.createSQLJoin(this, true, joinTabalis, new HashSet<>(), info);
-        CharSequence where = node.createSQLExpress(info, joinTabalis);
+        Map<Class, String> joinTabalis = node == null ? null : node.getJoinTabalis();
+        CharSequence join = node == null ? null : node.createSQLJoin(this, true, joinTabalis, new HashSet<>(), info);
+        CharSequence where = node == null ? null : node.createSQLExpress(info, joinTabalis);
         StringBuilder join1 = null;
         StringBuilder join2 = null;
         if (join != null) {