fix

Author: dengzhhu653

standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/HMSHandler.java

@@ -8788,20 +8788,22 @@ public GetFunctionsResponse get_functions_req(GetFunctionsRequest req)
 
     RawStore ms = getMS();
     Exception ex = null;
-    List<Function> funcs = null;
+    GetFunctionsResponse response = new GetFunctionsResponse();
     String catName = req.isSetCatalogName() ? req.getCatalogName() : getDefaultCatalog(conf);
     try {
-      funcs = ms.getFunctionsRequest(catName, req.getDbName(),
+      List result = ms.getFunctionsRequest(catName, req.getDbName(),
           req.getPattern(), req.isReturnNames());
+      if (req.isReturnNames()) {
+        response.setFunction_names(result);
+      } else {
+        response.setFunctions(result);
+      }
     } catch (Exception e) {
       ex = e;
       throw newMetaException(e);
     } finally {
-      endFunction("get_functions", funcs != null, ex);
+      endFunction("get_functions", ex != null, ex);
     }
-    GetFunctionsResponse response = new GetFunctionsResponse();
-    response.setFunctions(funcs);
-
     return response;
   }