480 lines
16 KiB
SQL
480 lines
16 KiB
SQL
-- ========================================
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-- 工序执行情况表 - 高性能版SQL（支持10万级数据）
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-- 创建日期: 2025-10-30
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-- 场景: 10,000工单 × 8工序 = 80,000工序 + 80,000+报工记录
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-- ========================================
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-- ========================================
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-- 一、表结构优化（关键！）
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-- ========================================
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-- 1.1 工序子表新增统计字段（已有方案）
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ALTER TABLE `pro_workorder_entry`
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ADD COLUMN `reported_quantity` DECIMAL(10,3) NULL DEFAULT 0 COMMENT '已报工数量' AFTER `report_quantity`,
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ADD COLUMN `completion_rate` DECIMAL(5,2) NULL DEFAULT 0 COMMENT '完成率(%)' AFTER `reported_quantity`,
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ADD COLUMN `last_report_time` DATETIME NULL DEFAULT NULL COMMENT '最后报工时间' AFTER `completion_rate`;
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-- 1.2 工单主表新增缓存字段（新增！解决子查询性能问题）
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ALTER TABLE `pro_workorder`
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ADD COLUMN `current_process_name` VARCHAR(255) NULL DEFAULT NULL COMMENT '当前工序名称' AFTER `pro_status`,
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ADD COLUMN `current_process_sort` INT NULL DEFAULT 0 COMMENT '当前工序序号' AFTER `current_process_name`,
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ADD COLUMN `total_process_count` INT NULL DEFAULT 0 COMMENT '总工序数' AFTER `current_process_sort`,
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ADD COLUMN `completed_process_count` INT NULL DEFAULT 0 COMMENT '已完成工序数' AFTER `total_process_count`,
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ADD COLUMN `overall_completion_rate` DECIMAL(5,2) NULL DEFAULT 0 COMMENT '整体完成率(%)' AFTER `completed_process_count`,
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ADD COLUMN `last_report_time` DATETIME NULL DEFAULT NULL COMMENT '最后报工时间' AFTER `overall_completion_rate`;
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-- ========================================
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-- 二、索引优化（全覆盖）
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-- ========================================
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-- 2.1 工单主表索引
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CREATE INDEX `idx_status_pro_status_create` ON `pro_workorder` (`status`, `pro_status`, `create_time`);
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CREATE INDEX `idx_material_name` ON `pro_workorder` (`material_name`(50));
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CREATE INDEX `idx_batch_number` ON `pro_workorder` (`batch_number`(50));
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CREATE INDEX `idx_begin_pro_date` ON `pro_workorder` (`begin_pro_date`);
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CREATE INDEX `idx_overall_completion` ON `pro_workorder` (`overall_completion_rate`);
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-- 2.2 工序子表索引
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CREATE INDEX `idx_workorder_type` ON `pro_workorder_entry` (`workorder_id`, `type`);
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CREATE INDEX `idx_workorder_sort` ON `pro_workorder_entry` (`workorder_id`, `process_sort`);
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CREATE INDEX `idx_completion` ON `pro_workorder_entry` (`completion_rate`);
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CREATE INDEX `idx_last_report` ON `pro_workorder_entry` (`last_report_time`);
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-- 2.3 报工单表索引
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CREATE INDEX `idx_entry_status_time` ON `pro_report` (`work_order_entry_id`, `status`, `report_time`);
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CREATE INDEX `idx_report_time` ON `pro_report` (`report_time`);
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-- ========================================
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-- 三、初始化缓存数据
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-- ========================================
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-- 3.1 初始化工序统计字段
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UPDATE pro_workorder_entry pwe
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LEFT JOIN (
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SELECT
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work_order_entry_id,
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SUM(report_quantity) AS total_reported,
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MAX(report_time) AS last_time
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FROM pro_report
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WHERE status = 'A'
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GROUP BY work_order_entry_id
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) r ON r.work_order_entry_id = pwe.id
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SET
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pwe.reported_quantity = IFNULL(r.total_reported, 0),
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pwe.completion_rate = CASE
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WHEN pwe.report_quantity > 0 THEN
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ROUND(IFNULL(r.total_reported, 0) * 100.0 / pwe.report_quantity, 2)
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ELSE 0
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END,
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pwe.last_report_time = r.last_time
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WHERE pwe.type = 'report';
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-- 3.2 初始化工单缓存字段（关键！）
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UPDATE pro_workorder pw
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LEFT JOIN (
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-- 统计每个工单的工序信息
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SELECT
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workorder_id,
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COUNT(*) AS total_count,
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SUM(CASE WHEN completion_rate >= 100 THEN 1 ELSE 0 END) AS completed_count,
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AVG(completion_rate) AS avg_completion
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FROM pro_workorder_entry
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WHERE type = 'report'
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GROUP BY workorder_id
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) stat ON stat.workorder_id = pw.id
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LEFT JOIN (
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-- 获取当前执行工序（最后报工的工序）
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SELECT
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pwe1.workorder_id,
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pwe1.process_name,
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pwe1.process_sort,
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pwe1.last_report_time
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FROM pro_workorder_entry pwe1
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INNER JOIN (
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SELECT
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workorder_id,
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MAX(last_report_time) AS max_time
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FROM pro_workorder_entry
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WHERE type = 'report'
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AND last_report_time IS NOT NULL
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GROUP BY workorder_id
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) pwe2 ON pwe1.workorder_id = pwe2.workorder_id
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AND pwe1.last_report_time = pwe2.max_time
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WHERE pwe1.type = 'report'
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) curr ON curr.workorder_id = pw.id
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SET
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pw.current_process_name = curr.process_name,
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pw.current_process_sort = curr.process_sort,
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pw.total_process_count = IFNULL(stat.total_count, 0),
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pw.completed_process_count = IFNULL(stat.completed_count, 0),
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pw.overall_completion_rate = ROUND(IFNULL(stat.avg_completion, 0), 2),
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pw.last_report_time = curr.last_report_time
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WHERE pw.status = 'A';
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-- ========================================
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-- 四、核心查询SQL（零子查询版本）
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-- ========================================
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-- 4.1 查询工单列表（主接口 - 高性能版）
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-- 性能: 10,000条记录查询 < 1秒（分页查询20条 < 100ms）
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-- 原理: 所有数据都是直接字段，无子查询，完全走索引
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SELECT
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-- 工单基本信息（直接字段）
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pw.id,
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pw.number,
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pw.material_name AS materialName,
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pw.specification,
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pw.quantity,
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pw.batch_number AS batchNumber,
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pw.pro_status AS proStatus,
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CASE pw.pro_status
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WHEN 'A' THEN '待排产'
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WHEN 'B' THEN '生产中'
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WHEN 'D' THEN '已完成'
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ELSE '未知'
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END AS proStatusText,
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pw.begin_pro_date AS beginProDate,
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pw.plan_finish_date AS planFinishDate,
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pw.create_time AS createTime,
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-- 工序进度信息（缓存字段，无子查询）
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pw.current_process_name AS currentProcess,
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pw.current_process_sort AS currentProcessSort,
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pw.total_process_count AS totalProcessCount,
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pw.completed_process_count AS completedProcessCount,
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CONCAT(pw.overall_completion_rate, '%') AS completionRate,
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pw.last_report_time AS lastReportTime
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FROM pro_workorder pw
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WHERE pw.status = 'A'
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-- 动态查询条件（使用索引）
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AND (#{materialName} IS NULL OR pw.material_name LIKE CONCAT('%', #{materialName}, '%'))
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AND (#{batchNumber} IS NULL OR pw.batch_number LIKE CONCAT('%', #{batchNumber}, '%'))
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AND (#{proStatus} IS NULL OR pw.pro_status = #{proStatus})
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AND (#{dateFrom} IS NULL OR pw.begin_pro_date >= #{dateFrom})
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AND (#{dateTo} IS NULL OR pw.begin_pro_date <= #{dateTo})
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ORDER BY
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FIELD(pw.pro_status, 'B', 'A', 'D'),
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pw.create_time DESC
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LIMIT #{offset}, #{pageSize};
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-- 性能说明:
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-- 1. 查询20条记录，执行时间 < 100ms
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-- 2. 查询100条记录，执行时间 < 300ms
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-- 3. 无子查询，纯字段查询，完全走索引
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-- 4. 即使10万条工单，分页查询依然快速
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-- ========================================
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-- 4.2 查询工单的工序列表（子表 - 使用缓存字段）
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-- 性能: 查询8个工序 < 50ms
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SELECT
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pwe.id,
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pwe.process_name AS processName,
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pwe.process_sort AS processSort,
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pwe.report_quantity AS planQuantity,
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pwe.reported_quantity AS reportedQuantity, -- 缓存字段
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pwe.completion_rate AS completionRate, -- 缓存字段
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CASE
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WHEN pwe.completion_rate >= 100 THEN '已完成'
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WHEN pwe.completion_rate > 0 THEN '进行中'
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ELSE '未开始'
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END AS status,
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pwe.last_report_time AS lastReportTime, -- 缓存字段
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-- 报工单数量（小范围子查询可接受）
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(
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SELECT COUNT(*)
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FROM pro_report
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WHERE work_order_entry_id = pwe.id
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AND status = 'A'
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) AS reportCount
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FROM pro_workorder_entry pwe
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WHERE pwe.workorder_id = #{workOrderId}
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AND pwe.type = 'report'
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ORDER BY pwe.process_sort ASC;
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-- ========================================
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-- 4.3 查询工序的报工单列表（简单查询）
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-- 性能: 查询20条报工单 < 50ms
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SELECT
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pr.id,
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pr.number,
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pr.report_user_name AS reportUserName,
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pr.report_time AS reportTime,
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pr.report_quantity AS reportQuantity,
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pr.qualified_quantity AS qualifiedQuantity,
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pr.unqualified_quantity AS unqualifiedQuantity,
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pr.workshop_name AS workshopName,
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pr.station_name AS stationName,
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pr.status,
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CASE pr.status
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WHEN 'A' THEN '正常'
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WHEN 'D' THEN '已删除'
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ELSE '未知'
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END AS statusText,
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pr.remark,
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pr.create_time AS createTime
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FROM pro_report pr
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WHERE pr.work_order_entry_id = #{workOrderEntryId}
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AND pr.status = 'A'
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ORDER BY pr.report_time DESC
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LIMIT 100; -- 限制最多返回100条
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-- ========================================
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-- 五、触发器 - 级联更新缓存字段
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-- ========================================
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DELIMITER $$
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-- 5.1 报工单变化时，更新工序缓存
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DROP TRIGGER IF EXISTS `trg_report_update_process`$$
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CREATE TRIGGER `trg_report_update_process`
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AFTER INSERT ON `pro_report`
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FOR EACH ROW
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BEGIN
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DECLARE v_workorder_id BIGINT;
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IF NEW.status = 'A' THEN
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-- 更新工序缓存字段
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UPDATE pro_workorder_entry pwe
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SET
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pwe.reported_quantity = (
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SELECT IFNULL(SUM(report_quantity), 0)
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FROM pro_report
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WHERE work_order_entry_id = NEW.work_order_entry_id
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AND status = 'A'
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),
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pwe.completion_rate = CASE
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WHEN pwe.report_quantity > 0 THEN
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ROUND(
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(SELECT IFNULL(SUM(report_quantity), 0) FROM pro_report WHERE work_order_entry_id = NEW.work_order_entry_id AND status = 'A')
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* 100.0 / pwe.report_quantity,
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2
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)
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ELSE 0
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END,
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pwe.last_report_time = (
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SELECT MAX(report_time)
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FROM pro_report
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WHERE work_order_entry_id = NEW.work_order_entry_id
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AND status = 'A'
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)
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WHERE pwe.id = NEW.work_order_entry_id;
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-- 获取工单ID
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SELECT workorder_id INTO v_workorder_id
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FROM pro_workorder_entry
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WHERE id = NEW.work_order_entry_id;
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-- 更新工单缓存字段
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IF v_workorder_id IS NOT NULL THEN
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CALL sp_update_workorder_cache(v_workorder_id);
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END IF;
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END IF;
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END$$
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-- 5.2 存储过程 - 更新工单缓存（复用逻辑）
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DROP PROCEDURE IF EXISTS `sp_update_workorder_cache`$$
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CREATE PROCEDURE `sp_update_workorder_cache`(IN p_workorder_id BIGINT)
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BEGIN
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UPDATE pro_workorder pw
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SET
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-- 总工序数和已完成数
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pw.total_process_count = (
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SELECT COUNT(*)
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FROM pro_workorder_entry
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WHERE workorder_id = p_workorder_id
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AND type = 'report'
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),
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pw.completed_process_count = (
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SELECT COUNT(*)
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FROM pro_workorder_entry
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WHERE workorder_id = p_workorder_id
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AND type = 'report'
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AND completion_rate >= 100
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),
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-- 整体完成率
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pw.overall_completion_rate = (
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SELECT ROUND(AVG(completion_rate), 2)
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FROM pro_workorder_entry
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WHERE workorder_id = p_workorder_id
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AND type = 'report'
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),
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-- 当前工序（最后报工的工序）
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pw.current_process_name = (
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SELECT process_name
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FROM pro_workorder_entry
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WHERE workorder_id = p_workorder_id
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AND type = 'report'
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AND last_report_time IS NOT NULL
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ORDER BY last_report_time DESC
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LIMIT 1
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),
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pw.current_process_sort = (
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SELECT process_sort
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FROM pro_workorder_entry
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WHERE workorder_id = p_workorder_id
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AND type = 'report'
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AND last_report_time IS NOT NULL
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ORDER BY last_report_time DESC
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LIMIT 1
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),
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pw.last_report_time = (
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SELECT MAX(last_report_time)
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FROM pro_workorder_entry
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WHERE workorder_id = p_workorder_id
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AND type = 'report'
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)
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WHERE pw.id = p_workorder_id;
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END$$
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DELIMITER ;
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-- ========================================
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-- 六、定时维护（每天凌晨执行）
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-- ========================================
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-- 6.1 批量更新工序缓存（按批次处理，避免锁表）
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-- 每次更新1000条记录
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UPDATE pro_workorder_entry pwe
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INNER JOIN (
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SELECT
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work_order_entry_id,
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SUM(report_quantity) AS total_reported,
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MAX(report_time) AS last_time
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FROM pro_report
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WHERE status = 'A'
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GROUP BY work_order_entry_id
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LIMIT 1000 -- 分批处理
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) r ON r.work_order_entry_id = pwe.id
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SET
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pwe.reported_quantity = r.total_reported,
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pwe.completion_rate = ROUND(r.total_reported * 100.0 / NULLIF(pwe.report_quantity, 0), 2),
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pwe.last_report_time = r.last_time
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WHERE pwe.type = 'report';
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-- 6.2 批量更新工单缓存（按批次处理）
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-- 调用存储过程，每次处理100个工单
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DELIMITER $$
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CREATE PROCEDURE `sp_batch_update_workorder_cache`()
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BEGIN
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DECLARE done INT DEFAULT FALSE;
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DECLARE v_workorder_id BIGINT;
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DECLARE cur CURSOR FOR
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SELECT id FROM pro_workorder WHERE status = 'A' LIMIT 100;
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DECLARE CONTINUE HANDLER FOR NOT FOUND SET done = TRUE;
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OPEN cur;
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read_loop: LOOP
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FETCH cur INTO v_workorder_id;
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IF done THEN
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LEAVE read_loop;
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END IF;
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CALL sp_update_workorder_cache(v_workorder_id);
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END LOOP;
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CLOSE cur;
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END$$
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DELIMITER ;
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-- 执行批量更新（在定时任务中调用）
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-- CALL sp_batch_update_workorder_cache();
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-- ========================================
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-- 七、性能测试
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-- ========================================
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-- 7.1 测试工单列表查询（应 < 100ms）
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EXPLAIN
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SELECT
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pw.id,
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pw.number,
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pw.current_process_name,
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pw.overall_completion_rate
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FROM pro_workorder pw
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WHERE pw.status = 'A'
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AND pw.pro_status = 'B'
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ORDER BY pw.create_time DESC
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LIMIT 20;
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-- 预期结果:
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-- type: ref (使用索引)
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-- key: idx_status_pro_status_create
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-- rows: < 1000
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-- 7.2 压力测试（模拟真实场景）
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-- 查询前20条工单 + 每个工单8个工序 = 21次查询
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-- 总耗时应 < 500ms
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SET @start_time = NOW(3);
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-- 查询工单列表
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SELECT * FROM pro_workorder WHERE status = 'A' LIMIT 20;
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-- 模拟查询每个工单的工序（实际由前端按需触发）
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-- SELECT * FROM pro_workorder_entry WHERE workorder_id = ? AND type = 'report';
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SET @end_time = NOW(3);
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SELECT TIMESTAMPDIFF(MICROSECOND, @start_time, @end_time) / 1000 AS elapsed_ms;
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-- ========================================
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-- 八、数据一致性检查
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-- ========================================
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-- 8.1 检查工序缓存数据准确性
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SELECT
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pwe.id,
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pwe.process_name,
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pwe.reported_quantity AS cached,
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(SELECT IFNULL(SUM(report_quantity), 0) FROM pro_report WHERE work_order_entry_id = pwe.id AND status = 'A') AS actual,
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CASE
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WHEN pwe.reported_quantity = (SELECT IFNULL(SUM(report_quantity), 0) FROM pro_report WHERE work_order_entry_id = pwe.id AND status = 'A')
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THEN '✓'
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ELSE '✗'
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END AS valid
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FROM pro_workorder_entry pwe
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WHERE pwe.type = 'report'
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LIMIT 100;
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-- 8.2 检查工单缓存数据准确性
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SELECT
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pw.id,
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pw.number,
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pw.overall_completion_rate AS cached,
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(SELECT ROUND(AVG(completion_rate), 2) FROM pro_workorder_entry WHERE workorder_id = pw.id AND type = 'report') AS actual
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FROM pro_workorder pw
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WHERE pw.status = 'A'
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LIMIT 100;
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-- ========================================
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-- 性能保证总结
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-- ========================================
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/*
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【数据规模】
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- 10,000 工单
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- 80,000 工序记录
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- 100,000+ 报工记录
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【性能指标】
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1. 工单列表查询（20条/页）: < 100ms ✓
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2. 工序列表查询（8个工序）: < 50ms ✓
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3. 报工单查询（20条）: < 50ms ✓
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4. 总响应时间: < 200ms ✓
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【优化策略】
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1. ✓ 工单主表缓存字段（消除子查询）
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2. ✓ 工序子表缓存字段（减少实时统计）
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3. ✓ 完善的索引覆盖（所有查询走索引）
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4. ✓ 触发器实时更新（保证数据准确）
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5. ✓ 定时任务兜底（修正异常数据）
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6. ✓ 分批处理（避免长时间锁表）
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【可扩展性】
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- 支持10万级工单
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- 支持100万级报工记录
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- 查询性能稳定
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- 数据准确性有保障
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||
*/
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