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feat(table-selection): add LLM-based table selection for SQL generation #679

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WainWong wants to merge 1 commit into dataease:main

from WainWong:feature/table-selection

Open

feat(table-selection): add LLM-based table selection for SQL generation #679

WainWong wants to merge 1 commit into dataease:main from WainWong:feature/table-selection

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@WainWong WainWong commented Dec 24, 2025

Summary

添加基于 LLM 的表选择功能,优先于 RAG 表嵌入方式
LLM 可以更准确地理解用户问题并选择相关表,特别是对于复杂的多表查询场景
支持配置开关,可灵活选择使用 LLM 表选择或 RAG 表嵌入

Changes

backend/apps/datasource/llm_select/table_selection.py: 新增 LLM 表选择核心逻辑
backend/apps/template/select_table/generator.py: 表选择 prompt 生成器
backend/apps/datasource/crud/datasource.py: 集成 LLM 表选择到表 schema 获取流程
backend/apps/chat/task/llm.py: 延迟 schema 获取以支持日志记录
backend/common/core/config.py: 添加 LLM 表选择配置项
backend/alembic/versions/054_add_table_select_answer.py: 数据库迁移脚本


 feat(table-selection): add LLM-based table selection for SQL generation

57f3930

@WainWong WainWong force-pushed the feature/table-selection branch from 9c9fa90 to 57f3930 Compare

January 8, 2026 09:40

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