[Bug] [Module Name] Bug title Graph RAG query error.

[ljhssga]

Search before asking

• I had searched in the issues and found no similar issues.

Operating system information

Linux

Python version information

=3.11

DB-GPT version

main

Related scenes

• Chat Data
• Chat Excel
• Chat DB
• Chat Knowledge
• Model Management
• Dashboard
• Plugins

Installation Information

• Installation From Source

• Docker Installation

• Docker Compose Installation

• Cluster Installation

• AutoDL Image

• Other

Device information

gpu 1 memory 24g

Models information

qwen2.5 14B

What happened

接口地址：/api/v1/chat/completions
参数：{"chat_mode":"chat_knowledge","model_name":"proxyllm","user_input":"有关特朗普的事情","app_code":"chat_knowledge","temperature":0.5,"select_param":"sad及哦啊接到哦i阿斯加德","conv_uid":"cb6cd85a-97fc-11ef-a342-e89c252b45fe"}
报错：File "/home/data/project/DB-GPT/dbgpt/app/scene/chat_knowledge/v1/chat.py", line 166, in generate_input_values
chucks = self.chunk_dao.get_document_chunks(
File "/home/data/project/DB-GPT/dbgpt/app/knowledge/chunk_db.py", line 97, in get_document_chunks
result = document_chunks.all()
sqlalchemy.exc.OperationalError: (sqlite3.OperationalError) LIKE or GLOB pattern too complex

What you expected to happen

问答报错 期望能正确问答

How to reproduce

1.创建知识库 选择存储类型Knowledge Graph
2.新增数据（大量）
3.知识库问答

Additional context

No response

Are you willing to submit PR?

• Yes I am willing to submit a PR!

[Aries-ckt]

it looks like plenty of documents will reproduce this problem.

[ljhssga]

it looks like plenty of documents will reproduce this problem.

So what's the solution

[Appointat]

hi @ljhssga . How many docs you have uploaded in one time? Can you provide me more info? thanks

[ljhssga]

hi @ljhssga . How many docs you have uploaded in one time? Can you provide me more info? thanks

About 1000, all txt, the content length is not fixed.Language is English @Appointat

[Appointat]

Thanks for the info @ljhssga .
True. And 1000 files is too many. If convenient, could I get your contact information? Perhaps chatting privately would help resolve the issue. My public email is: [email protected]

[su400]

这个问题我也遇到了，一个文档，三国演义的前几章，几万字左右就会有。