[shardingsphere] branch master updated: Fixes 9955 (#9972)

[zhangliang]

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zhangliang pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/shardingsphere.git


The following commit(s) were added to refs/heads/master by this push:
     new 324fabe  Fixes 9955 (#9972)
324fabe is described below

commit 324fabe92b125b60e985caf67a1c24ca2cdec52b
Author: Haoran Meng <menghaora...@gmail.com>
AuthorDate: Wed Apr 7 20:02:59 2021 +0800

    Fixes 9955 (#9972)
---
 .../proxy/backend/text/TextProtocolBackendHandlerFactory.java      | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git 
a/shardingsphere-proxy/shardingsphere-proxy-backend/src/main/java/org/apache/shardingsphere/proxy/backend/text/TextProtocolBackendHandlerFactory.java
 
b/shardingsphere-proxy/shardingsphere-proxy-backend/src/main/java/org/apache/shardingsphere/proxy/backend/text/TextProtocolBackendHandlerFactory.java
index c22633c..22e06d2 100644
--- 
a/shardingsphere-proxy/shardingsphere-proxy-backend/src/main/java/org/apache/shardingsphere/proxy/backend/text/TextProtocolBackendHandlerFactory.java
+++ 
b/shardingsphere-proxy/shardingsphere-proxy-backend/src/main/java/org/apache/shardingsphere/proxy/backend/text/TextProtocolBackendHandlerFactory.java
@@ -88,8 +88,11 @@ public final class TextProtocolBackendHandlerFactory {
     }
     
     private static void sqlCheck(final BackendConnection backendConnection, 
final SQLStatement sqlStatement) {
-        MetaDataContexts contexts = 
ProxyContext.getInstance().getMetaDataContexts();
-        SQLCheckEngine.check(sqlStatement, Collections.emptyList(), 
contexts.getMetaData(backendConnection.getSchemaName()), 
backendConnection.getGrantee());
+        if (!Strings.isNullOrEmpty(backendConnection.getSchemaName())) {
+            // TODO need to refactor after GlobalRule is added
+            MetaDataContexts contexts = 
ProxyContext.getInstance().getMetaDataContexts();
+            SQLCheckEngine.check(sqlStatement, Collections.emptyList(), 
contexts.getMetaData(backendConnection.getSchemaName()), 
backendConnection.getGrantee());
+        }
     }
     
     private static DatabaseType getBackendDatabaseType(final DatabaseType 
defaultDatabaseType, final BackendConnection backendConnection) {