empty res

IGinX-THU · Feb 25, 2025 · 342dd90 · 342dd90
1 parent 407c926
commit 342dd90
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/StatementExecutor.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/StatementExecutor.java
@@ -870,6 +870,11 @@ private List<ByteBuffer> getBytesFromBatchStream(BatchStream stream, BufferAlloc
         }
       }
     }
+    if (dataList.isEmpty()) {
+      VectorSchemaRoot root = VectorSchemaRoot.create(stream.getSchema().raw(), allocator);
+      root.setRowCount(0);
+      dataList = getBytesFromVector(root, allocator);
+    }
     return dataList;
   }