[Bug] Chat历史清除，并不会真正的清除所有对话历史。

[15089677014]

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

Operating system information

Linux

Python version information

3.10

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

It has nothing to do with this

Models information

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What happened

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What you expected to happen

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How to reproduce

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Additional context

问题复现很简单 我现在就是清除了历史 就是聊天窗口那个扫地的图表，后问同样的问题 虽然会展示图一 但只要刷新一下就会显示图二。所以这个清楚并不是真正的清除。如何修复或解决 真正的清除 我并不想要之前的聊天记录了。
下述我附带我修改的过程。

20250310.xlsx

Are you willing to submit PR?

• Yes I am willing to submit a PR!

[15089677014]

发现是因为

的数据清扫功能只会清扫chat history 和 chat_history_message 不会清楚 gpts_messages 麻烦修复下

[15089677014]

已修复