98 lines
2.7 KiB
SQL
98 lines
2.7 KiB
SQL
-- ===========================================
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-- 班级操行分管理系统 - v1.0 → v1.1 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. users 表添加 need_change_password 列
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-- 2. users 表添加 last_login_time 列
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-- 3. users 表添加 last_login_ip 列
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-- 4. users 表 password_hash 字段扩展至 VARCHAR(255)
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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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-- 升级步骤 1: users 添加 need_change_password 列
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DROP PROCEDURE IF EXISTS `upgrade_step`;
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DELIMITER $$
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CREATE PROCEDURE `upgrade_step`()
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BEGIN
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IF NOT EXISTS (
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SELECT * FROM INFORMATION_SCHEMA.COLUMNS
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WHERE TABLE_SCHEMA = DATABASE()
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AND TABLE_NAME = 'users'
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AND COLUMN_NAME = 'need_change_password'
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) THEN
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ALTER TABLE `users`
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ADD COLUMN `need_change_password` TINYINT DEFAULT 1
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AFTER `status`;
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END IF;
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END$$
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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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-- 升级步骤 2: users 添加 last_login_time 列
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DROP PROCEDURE IF EXISTS `upgrade_step`;
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DELIMITER $$
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CREATE PROCEDURE `upgrade_step`()
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BEGIN
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IF NOT EXISTS (
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SELECT * FROM INFORMATION_SCHEMA.COLUMNS
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WHERE TABLE_SCHEMA = DATABASE()
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AND TABLE_NAME = 'users'
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AND COLUMN_NAME = 'last_login_time'
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) THEN
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ALTER TABLE `users`
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ADD COLUMN `last_login_time` DATETIME DEFAULT NULL
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AFTER `need_change_password`;
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END IF;
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END$$
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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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-- 升级步骤 3: users 添加 last_login_ip 列
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DROP PROCEDURE IF EXISTS `upgrade_step`;
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DELIMITER $$
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CREATE PROCEDURE `upgrade_step`()
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BEGIN
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IF NOT EXISTS (
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SELECT * FROM INFORMATION_SCHEMA.COLUMNS
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WHERE TABLE_SCHEMA = DATABASE()
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AND TABLE_NAME = 'users'
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AND COLUMN_NAME = 'last_login_ip'
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) THEN
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ALTER TABLE `users`
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ADD COLUMN `last_login_ip` VARCHAR(45) DEFAULT NULL
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AFTER `last_login_time`;
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END IF;
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END$$
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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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-- 升级步骤 4: password_hash 字段扩展至 VARCHAR(255)
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DROP PROCEDURE IF EXISTS `upgrade_step`;
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DELIMITER $$
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CREATE PROCEDURE `upgrade_step`()
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BEGIN
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DECLARE v_col_len INT;
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SELECT CHARACTER_MAXIMUM_LENGTH INTO v_col_len
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FROM INFORMATION_SCHEMA.COLUMNS
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WHERE TABLE_SCHEMA = DATABASE()
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AND TABLE_NAME = 'users'
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AND COLUMN_NAME = 'password_hash';
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IF v_col_len < 255 THEN
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ALTER TABLE `users`
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MODIFY COLUMN `password_hash` VARCHAR(255) NOT NULL;
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END IF;
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END$$
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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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