74 lines
3.0 KiB
SQL
74 lines
3.0 KiB
SQL
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-- 创建章节重新生成任务表
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-- 用于支持根据AI分析建议重新生成章节内容的功能
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-- 创建重新生成任务表
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CREATE TABLE IF NOT EXISTS regeneration_tasks (
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id VARCHAR(36) PRIMARY KEY,
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chapter_id VARCHAR(36) NOT NULL,
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analysis_id VARCHAR(36),
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user_id VARCHAR(100) NOT NULL,
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project_id VARCHAR(36) NOT NULL,
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-- 修改指令
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modification_instructions TEXT NOT NULL,
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original_suggestions JSON,
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selected_suggestion_indices JSON,
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custom_instructions TEXT,
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-- 生成配置
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style_id INTEGER,
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target_word_count INTEGER DEFAULT 3000,
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focus_areas JSON,
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preserve_elements JSON,
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-- 任务状态
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status VARCHAR(20) DEFAULT 'pending',
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progress INTEGER DEFAULT 0,
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error_message TEXT,
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-- 内容数据
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original_content TEXT,
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original_word_count INTEGER,
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regenerated_content TEXT,
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regenerated_word_count INTEGER,
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-- 版本信息
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version_number INTEGER DEFAULT 1,
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version_note TEXT,
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-- 时间戳
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created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
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started_at TIMESTAMP,
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completed_at TIMESTAMP,
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-- 外键约束
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CONSTRAINT fk_regeneration_chapter FOREIGN KEY (chapter_id) REFERENCES chapters(id) ON DELETE CASCADE,
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CONSTRAINT fk_regeneration_project FOREIGN KEY (project_id) REFERENCES projects(id) ON DELETE CASCADE,
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CONSTRAINT fk_regeneration_analysis FOREIGN KEY (analysis_id) REFERENCES analysis_tasks(id) ON DELETE SET NULL,
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CONSTRAINT fk_regeneration_style FOREIGN KEY (style_id) REFERENCES writing_styles(id) ON DELETE SET NULL
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);
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-- 创建索引以提升查询性能
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CREATE INDEX IF NOT EXISTS idx_regeneration_tasks_chapter ON regeneration_tasks(chapter_id);
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CREATE INDEX IF NOT EXISTS idx_regeneration_tasks_project ON regeneration_tasks(project_id);
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CREATE INDEX IF NOT EXISTS idx_regeneration_tasks_user ON regeneration_tasks(user_id);
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CREATE INDEX IF NOT EXISTS idx_regeneration_tasks_status ON regeneration_tasks(status);
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CREATE INDEX IF NOT EXISTS idx_regeneration_tasks_created ON regeneration_tasks(created_at DESC);
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-- 添加注释
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COMMENT ON TABLE regeneration_tasks IS '章节重新生成任务表，记录每次根据AI建议重新生成章节的任务';
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COMMENT ON COLUMN regeneration_tasks.modification_instructions IS '合并后的完整修改指令';
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COMMENT ON COLUMN regeneration_tasks.original_suggestions IS '原始AI分析建议列表';
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COMMENT ON COLUMN regeneration_tasks.selected_suggestion_indices IS '用户选择的建议索引';
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COMMENT ON COLUMN regeneration_tasks.preserve_elements IS '需要保留的元素配置(JSON)';
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COMMENT ON COLUMN regeneration_tasks.focus_areas IS '重点优化方向列表(JSON)';
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-- 修复外键约束（合并自 fix_all_missing_columns.sql）
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-- 删除可能存在问题的外键约束
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ALTER TABLE regeneration_tasks
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DROP CONSTRAINT IF EXISTS fk_regeneration_analysis;
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-- 完成提示
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SELECT '✅ 重新生成任务表创建完成，外键约束已修复' AS status;
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