@ -346,7 +346,7 @@ class AliyunDataTrace(BaseTraceInstance):
input_value = ""
if node_execution.inputs:
input_value = str(node_execution.inputs.get("query", ""))
output_value = []
output_value = ""
if node_execution.outputs:
output_value = json.dumps(node_execution.outputs.get("result", []), ensure_ascii=False)
return SpanData(