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fix: MCP chat run error while SQL execution result is empty #168

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Merged
ulleo merged 1 commit into from
Sep 19, 2025
Merged

fix: MCP chat run error while SQL execution result is empty #168

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13 changes: 9 additions & 4 deletions backend/apps/chat/task/llm.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1103,11 +1103,14 @@ def run_task(self, in_chat: bool = True):
_fields_list.append(field if not _fields.get(field) else _fields.get(field))
data.append(_row)
_fields_skip = True
df = pd.DataFrame(np.array(data), columns=_fields_list)
markdown_table = df.to_markdown(index=False)
yield markdown_table + '\n\n'

record = self.finish()
if not data or not _fields_list:
yield 'The SQL execution result is empty.\n\n'
else:
df = pd.DataFrame(np.array(data), columns=_fields_list)
markdown_table = df.to_markdown(index=False)
yield markdown_table + '\n\n'

if in_chat:
yield 'data:' + orjson.dumps({'type': 'finish'}).decode() + '\n\n'
else:
Expand Down Expand Up @@ -1135,6 +1138,8 @@ def run_task(self, in_chat: bool = True):
yield 'data:' + orjson.dumps({'content': error_msg, 'type': 'error'}).decode() + '\n\n'
else:
yield f'> ❌ **ERROR**\n\n> \n\n> {error_msg}。'
finally:
self.finish()

def run_recommend_questions_task_async(self):
self.future = executor.submit(self.run_recommend_questions_task_cache)
Expand Down