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-- 1. 存储模块定义(例如:AI 决定创建一个“线索管理”模块,它的字段定义存这里) |
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CREATE TABLE sys_entities ( |
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id UUID PRIMARY KEY DEFAULT gen_random_uuid(), |
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entity_code VARCHAR(50) UNIQUE NOT NULL, -- 模块标识,如 'crm_lead' |
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entity_name VARCHAR(100) NOT NULL, -- 模块名称,如 '销售线索' |
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schema_definition JSONB NOT NULL, -- 核心:存储字段定义的 JSON (类型、标签、校验) |
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created_at TIMESTAMP WITH TIME ZONE DEFAULT CURRENT_TIMESTAMP, |
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updated_at TIMESTAMP WITH TIME ZONE DEFAULT CURRENT_TIMESTAMP |
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); |
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-- 2. 存储动态业务数据(所有的业务数据都进这一张表,靠 entity_id 区分) |
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CREATE TABLE sys_dynamic_data ( |
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id UUID PRIMARY KEY DEFAULT gen_random_uuid(), |
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entity_id UUID REFERENCES sys_entities(id), |
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data JSONB NOT NULL, -- 核心:存储具体的业务字段数据 |
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created_at TIMESTAMP WITH TIME ZONE DEFAULT CURRENT_TIMESTAMP, |
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creator_id VARCHAR(50) -- 预留租户或用户 ID |
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); |
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-- 3. 存储 AI 会话记忆(LangChain4j 自动持久化对话用) |
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CREATE TABLE chat_memory ( |
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id SERIAL PRIMARY KEY, |
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chat_session_id VARCHAR(255) NOT NULL, |
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content TEXT NOT NULL, -- 存储对话内容 |
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created_at TIMESTAMP WITH TIME ZONE DEFAULT CURRENT_TIMESTAMP |
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); |
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-- 为 JSONB 字段创建 GIN 索引,保证以后千万级数据的查询速度 |
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CREATE INDEX idx_entity_data ON sys_dynamic_data USING GIN (data); |
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