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29 lines
1.5 KiB
SQL
29 lines
1.5 KiB
SQL
-- 知识图谱片段表
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-- 用于记录从文档中抽取图谱时的文本片段信息
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CREATE TABLE IF NOT EXISTS `knowledge_base_graph_segment` (
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`id` BIGINT NOT NULL AUTO_INCREMENT COMMENT '主键ID',
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`uuid` VARCHAR(64) NOT NULL COMMENT '片段UUID',
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`kb_uuid` VARCHAR(64) NOT NULL COMMENT '知识库UUID',
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`kb_item_uuid` VARCHAR(64) COMMENT '知识库条目UUID',
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`doc_uuid` VARCHAR(64) COMMENT '文档UUID',
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`segment_text` TEXT COMMENT '片段文本内容',
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`chunk_index` INT DEFAULT 0 COMMENT '片段索引（第几个片段）',
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`total_chunks` INT DEFAULT 1 COMMENT '总片段数',
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`extraction_status` TINYINT DEFAULT 0 COMMENT '抽取状态：0-待处理 1-处理中 2-已完成 3-失败',
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`entity_count` INT DEFAULT 0 COMMENT '抽取的实体数量',
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`relation_count` INT DEFAULT 0 COMMENT '抽取的关系数量',
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`token_used` INT DEFAULT 0 COMMENT '消耗的token数',
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`error_message` VARCHAR(500) COMMENT '错误信息',
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`user_id` BIGINT COMMENT '用户ID',
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`create_time` DATETIME DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
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`update_time` DATETIME DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP COMMENT '更新时间',
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`remark` VARCHAR(500) COMMENT '备注',
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PRIMARY KEY (`id`),
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UNIQUE KEY `uk_uuid` (`uuid`),
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KEY `idx_kb_uuid` (`kb_uuid`),
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KEY `idx_kb_item_uuid` (`kb_item_uuid`),
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KEY `idx_doc_uuid` (`doc_uuid`),
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KEY `idx_user_id` (`user_id`),
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KEY `idx_create_time` (`create_time`)
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COMMENT='知识图谱片段表';
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