101 lines
4.2 KiB
SQL
101 lines
4.2 KiB
SQL
-- ============================================
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-- 用户反馈表 - 用于存储用户对推荐操作的修改
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-- ============================================
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USE smart_home;
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-- ============================================
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-- 用户反馈记录表
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-- ============================================
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CREATE TABLE IF NOT EXISTS user_feedback (
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id BIGINT NOT NULL COMMENT '主键ID',
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system_user_id BIGINT NOT NULL COMMENT '系统用户ID',
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created_at DATETIME COMMENT '创建时间',
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context_id VARCHAR(100) COMMENT '会话上下文ID',
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original_recommendation STRING COMMENT '原始推荐（JSON格式）',
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user_modification STRING COMMENT '用户修改后的操作（JSON格式）',
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scene_matched VARCHAR(100) COMMENT '匹配的场景',
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time_period VARCHAR(20) COMMENT '时间段（早上/下午/晚上/夜晚）',
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feedback_type VARCHAR(20) COMMENT '反馈类型：accepted, modified, rejected',
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confidence_adjustment DOUBLE COMMENT '置信度调整值',
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feedback_timestamp DATETIME COMMENT '用户反馈时间（5分钟窗口内）',
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is_processed BOOLEAN COMMENT '是否已处理到训练数据',
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metadata STRING COMMENT '元数据（JSON格式）'
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) ENGINE=OLAP
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DUPLICATE KEY(id, system_user_id, created_at)
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DISTRIBUTED BY HASH(system_user_id) BUCKETS 10
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PROPERTIES (
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"replication_num" = "1"
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);
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-- ============================================
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-- 设备操作置信度表（扩展原有 device_operations）
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-- ============================================
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CREATE TABLE IF NOT EXISTS device_operation_confidence (
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id BIGINT NOT NULL COMMENT '主键ID',
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operation_id BIGINT NOT NULL COMMENT '关联的 device_operations.id',
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system_user_id BIGINT NOT NULL COMMENT '系统用户ID',
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created_at DATETIME COMMENT '创建时间',
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device_type VARCHAR(50) NOT NULL COMMENT '设备类型',
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action VARCHAR(100) NOT NULL COMMENT '操作动作',
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parameters STRING COMMENT '操作参数（JSON格式）',
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confidence_score DOUBLE NOT NULL COMMENT '置信度分数（0-1）',
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source VARCHAR(50) COMMENT '来源：gmm_prediction, user_feedback, historical_pattern',
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scene_id INT COMMENT '所属场景ID',
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is_user_modified BOOLEAN COMMENT '是否被用户修改过',
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original_confidence DOUBLE COMMENT '原始置信度（修改前）',
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adjustment_reason STRING COMMENT '调整原因'
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) ENGINE=OLAP
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DUPLICATE KEY(id, operation_id, system_user_id, created_at)
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DISTRIBUTED BY HASH(system_user_id) BUCKETS 10
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PROPERTIES (
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"replication_num" = "1"
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);
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-- ============================================
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-- 创建视图：结合反馈的增强数据集
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-- ============================================
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-- 先删除旧视图（如果存在）
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DROP VIEW IF EXISTS enhanced_operations_view;
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-- 创建新视图
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CREATE VIEW enhanced_operations_view AS
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SELECT
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o.id,
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o.system_user_id,
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o.created_at,
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o.context_id,
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o.device_type,
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o.device_name,
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o.action,
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o.parameters,
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o.success,
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COALESCE(c.confidence_score, 0.5) as confidence_score,
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COALESCE(c.is_user_modified, FALSE) as is_user_modified,
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COALESCE(c.source, 'historical') as confidence_source,
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-- 时间特征（在数据库端计算）
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HOUR(o.created_at) as hour,
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MINUTE(o.created_at) as minute,
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DAYOFWEEK(o.created_at) as day_of_week,
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CASE WHEN DAYOFWEEK(o.created_at) IN (6, 7) THEN 1 ELSE 0 END as is_weekend,
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CASE WHEN HOUR(o.created_at) >= 6 AND HOUR(o.created_at) < 12 THEN 1 ELSE 0 END as is_morning,
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CASE WHEN HOUR(o.created_at) >= 12 AND HOUR(o.created_at) < 18 THEN 1 ELSE 0 END as is_afternoon,
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CASE WHEN HOUR(o.created_at) >= 18 AND HOUR(o.created_at) < 22 THEN 1 ELSE 0 END as is_evening,
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CASE WHEN HOUR(o.created_at) >= 22 OR HOUR(o.created_at) < 6 THEN 1 ELSE 0 END as is_night
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FROM device_operations o
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LEFT JOIN device_operation_confidence c ON o.id = c.operation_id
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WHERE o.success = TRUE;
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-- ============================================
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-- 验证表创建
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-- ============================================
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SELECT '=== 用户反馈表 ===' AS info;
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SHOW CREATE TABLE user_feedback;
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SELECT '=== 置信度表 ===' AS info;
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SHOW CREATE TABLE device_operation_confidence;
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SELECT '=== 增强视图 ===' AS info;
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SHOW CREATE VIEW enhanced_operations_view;
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