146 lines
4.4 KiB
SQL
146 lines
4.4 KiB
SQL
-- ===========================================
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-- 班级操行分管理系统 - v1.8 → v2.0 升级脚本
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-- 字符集: utf8mb4
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--
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-- 变更内容:
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-- 1. 添加性能索引: conduct_records.semester_id
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-- 2. 添加性能索引: attendance_records.semester_id
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-- 3. 添加性能索引: conduct_records.student_id
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-- 4. 数据迁移: recorder_name 从 username 更新为 real_name
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-- 5. students 表添加 dormitory_number 列
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-- 6. students 表添加 points_updated_at 列
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--
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-- 兼容性: 使用存储过程实现幂等，phpMyAdmin 可直接执行
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-- ===========================================
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-- ===========================================
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-- 升级步骤 1: 添加 conduct_records.semester_id 索引
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-- ===========================================
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DROP PROCEDURE IF EXISTS `upgrade_step`;
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DELIMITER $$
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CREATE PROCEDURE `upgrade_step`()
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BEGIN
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IF NOT EXISTS (
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SELECT * FROM INFORMATION_SCHEMA.STATISTICS
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WHERE TABLE_SCHEMA = DATABASE()
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AND TABLE_NAME = 'conduct_records'
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AND INDEX_NAME = 'idx_conduct_semester'
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) THEN
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CREATE INDEX `idx_conduct_semester` ON `conduct_records`(`semester_id`);
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END IF;
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END$$
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DELIMITER ;
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CALL `upgrade_step`();
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DROP PROCEDURE IF EXISTS `upgrade_step`;
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-- ===========================================
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-- 升级步骤 2: 添加 attendance_records.semester_id 索引
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-- ===========================================
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DROP PROCEDURE IF EXISTS `upgrade_step`;
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DELIMITER $$
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CREATE PROCEDURE `upgrade_step`()
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BEGIN
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IF NOT EXISTS (
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SELECT * FROM INFORMATION_SCHEMA.STATISTICS
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WHERE TABLE_SCHEMA = DATABASE()
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AND TABLE_NAME = 'attendance_records'
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AND INDEX_NAME = 'idx_attendance_semester'
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) THEN
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CREATE INDEX `idx_attendance_semester` ON `attendance_records`(`semester_id`);
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END IF;
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END$$
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DELIMITER ;
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CALL `upgrade_step`();
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DROP PROCEDURE IF EXISTS `upgrade_step`;
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-- ===========================================
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-- 升级步骤 3: 添加 conduct_records.student_id 索引
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-- ===========================================
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DROP PROCEDURE IF EXISTS `upgrade_step`;
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DELIMITER $$
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CREATE PROCEDURE `upgrade_step`()
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BEGIN
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IF NOT EXISTS (
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SELECT * FROM INFORMATION_SCHEMA.STATISTICS
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WHERE TABLE_SCHEMA = DATABASE()
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AND TABLE_NAME = 'conduct_records'
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AND INDEX_NAME = 'idx_conduct_student'
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) THEN
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CREATE INDEX `idx_conduct_student` ON `conduct_records`(`student_id`);
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END IF;
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END$$
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DELIMITER ;
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CALL `upgrade_step`();
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DROP PROCEDURE IF EXISTS `upgrade_step`;
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-- ===========================================
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-- 升级步骤 4: 数据迁移 - recorder_name 从 username 更新为 real_name
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-- ===========================================
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DROP PROCEDURE IF EXISTS `upgrade_step`;
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DELIMITER $$
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CREATE PROCEDURE `upgrade_step`()
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BEGIN
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UPDATE `conduct_records` cr
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INNER JOIN `users` u ON cr.recorder_id = u.user_id
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SET cr.recorder_name = u.real_name
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WHERE cr.recorder_name = u.username;
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END$$
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DELIMITER ;
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CALL `upgrade_step`();
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DROP PROCEDURE IF EXISTS `upgrade_step`;
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-- ===========================================
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-- 升级步骤 5: students 表添加 dormitory_number 列
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-- ===========================================
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DROP PROCEDURE IF EXISTS `upgrade_step`;
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DELIMITER $$
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CREATE PROCEDURE `upgrade_step`()
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BEGIN
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IF NOT EXISTS (
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SELECT * FROM INFORMATION_SCHEMA.COLUMNS
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WHERE TABLE_SCHEMA = DATABASE()
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AND TABLE_NAME = 'students'
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AND COLUMN_NAME = 'dormitory_number'
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) THEN
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ALTER TABLE `students`
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ADD COLUMN `dormitory_number` VARCHAR(20) DEFAULT NULL COMMENT '宿舍号'
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AFTER `parent_phone`;
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END IF;
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END$$
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DELIMITER ;
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CALL `upgrade_step`();
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DROP PROCEDURE IF EXISTS `upgrade_step`;
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-- ===========================================
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-- 升级步骤 6: students 表添加 points_updated_at 列
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-- ===========================================
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DROP PROCEDURE IF EXISTS `upgrade_step`;
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DELIMITER $$
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CREATE PROCEDURE `upgrade_step`()
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BEGIN
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IF NOT EXISTS (
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SELECT * FROM INFORMATION_SCHEMA.COLUMNS
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WHERE TABLE_SCHEMA = DATABASE()
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AND TABLE_NAME = 'students'
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AND COLUMN_NAME = 'points_updated_at'
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) THEN
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ALTER TABLE `students`
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ADD COLUMN `points_updated_at` TIMESTAMP DEFAULT CURRENT_TIMESTAMP COMMENT '分数最后更新时间';
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END IF;
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END$$
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DELIMITER ;
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CALL `upgrade_step`();
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DROP PROCEDURE IF EXISTS `upgrade_step`;
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