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fix(billing): 新增知识图谱构
1. 从非结构化文本中自动抽取实体和关系 2. 构建和管理知识图谱 3. 基于图谱的检索增强生成(GraphRAG) 4. 交互式图谱可视化
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16
script/sql/update/add_graph_instance_fields.sql
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16
script/sql/update/add_graph_instance_fields.sql
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-- 为 knowledge_graph_instance 表添加新字段
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-- 用于支持图谱实例管理的扩展功能
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-- 执行日期: 2025-01-11
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-- 添加 LLM 模型名称字段
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ALTER TABLE knowledge_graph_instance
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ADD COLUMN model_name VARCHAR(100) DEFAULT NULL COMMENT 'LLM模型名称' AFTER config;
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-- 添加实体类型字段
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ALTER TABLE knowledge_graph_instance
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ADD COLUMN entity_types VARCHAR(500) DEFAULT NULL COMMENT '实体类型(逗号分隔)' AFTER model_name;
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-- 添加关系类型字段
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ALTER TABLE knowledge_graph_instance
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ADD COLUMN relation_types VARCHAR(500) DEFAULT NULL COMMENT '关系类型(逗号分隔)' AFTER entity_types;
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