Support graph database

[yangboyd]

例行检查

• [x] 我已确认目前没有类似 features
• [x ] 我已确认我已升级到最新版本
• [x] 我已完整查看过项目 README，已确定现有版本无法满足需求
• [x] 我理解并愿意跟进此 features，协助测试和提供反馈
• [x] 我理解并认可上述内容，并理解项目维护者精力有限，不遵循规则的 features 可能会被无视或直接关闭

功能描述 知识切分存储检索支持图数据库 应用场景 知识切分存储检索支持图数据库 相关示例 知识切分存储检索支持图数据库

[c121914yu]

Bot detected the issue body's language is not English, translate it automatically. 👯👭🏻🧑‍🤝‍🧑👫🧑🏿‍🤝‍🧑🏻👩🏾‍🤝‍👨🏿👬🏿

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Routine inspection

• [x] I have confirmed that there are currently no similar features
• [x ] I have confirmed that I have upgraded to the latest version
• [x] I have fully reviewed the project README and determined that the existing version cannot meet the needs.
• [x] I understand and am willing to follow up on this feature, assist with testing and provide feedback
• [x] I understand and agree with the above content, and understand that project maintainers have limited energy. Features that do not follow the rules may be ignored or closed directly

Function description Knowledge segmentation, storage and retrieval support graph database Application Scenario Knowledge segmentation, storage and retrieval support graph database Related Examples Knowledge segmentation, storage and retrieval support graph database