43 lines
1.9 KiB
SQL
43 lines
1.9 KiB
SQL
-----------张斌2025-06-16 15:00:00--------------
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--------------------pgsql创建rag_keyword表语句---------------------------
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-- 关键词表（文档关键词+权重）
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CREATE TABLE IF NOT EXISTS rag_keyword (
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-- 基础字段（完全对齐项目规范）
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id BIGINT PRIMARY KEY, -- 主键ID（非自增）
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tenant_id BIGINT NOT NULL DEFAULT 0, -- 租户ID int8
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creator VARCHAR(64) NOT NULL,
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created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
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updater VARCHAR(64) NOT NULL,
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updated_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
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deleted_at timestamp(6),
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-- 业务字段
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dataset_id BIGINT NOT NULL, -- 数据集ID
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document_id BIGINT NOT NULL, -- 文件ID
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word VARCHAR(255) NOT NULL, -- 关键词
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weight SMALLINT NOT NULL DEFAULT 0 -- 权重
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);
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-- 索引（按业务高频查询）
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CREATE INDEX idx_keyword_tenant_id ON rag_keyword(tenant_id);
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CREATE INDEX idx_keyword_dataset_id ON rag_keyword(dataset_id);
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CREATE INDEX idx_keyword_document_id ON rag_keyword(document_id);
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CREATE INDEX idx_keyword_word ON rag_keyword(word);
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CREATE INDEX idx_keyword_deleted_at ON rag_keyword(deleted_at);
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-- 表和字段注释
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COMMENT ON TABLE rag_keyword IS 'RAG关键词表（文档关键词+权重）';
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COMMENT ON COLUMN rag_keyword.id IS '主键ID（非自增）';
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COMMENT ON COLUMN rag_keyword.tenant_id IS '租户ID';
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COMMENT ON COLUMN rag_keyword.creator IS '创建人';
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COMMENT ON COLUMN rag_keyword.created_at IS '创建时间';
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COMMENT ON COLUMN rag_keyword.updater IS '更新人';
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COMMENT ON COLUMN rag_keyword.updated_at IS '更新时间';
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COMMENT ON COLUMN rag_keyword.deleted_at IS '删除时间（软删）';
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COMMENT ON COLUMN rag_keyword.dataset_id IS '数据集ID';
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COMMENT ON COLUMN rag_keyword.document_id IS '文档ID';
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COMMENT ON COLUMN rag_keyword.word IS '关键词';
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COMMENT ON COLUMN rag_keyword.weight IS '权重';
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--------------------pgsql创建rag_keyword表语句--------------------------- |