v2.1更新
This commit is contained in:
264
sql/init.sql
264
sql/init.sql
@@ -204,272 +204,10 @@ CREATE TABLE IF NOT EXISTS `semester_archives` (
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SET FOREIGN_KEY_CHECKS = 1;
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-- ===========================================
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-- 迁移语句：为现有表新增字段（仅在字段不存在时添加）
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-- ===========================================
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-- conduct_records 表：添加 semester_id 字段（如不存在）
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SET @column_exists = (
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SELECT COUNT(*) FROM INFORMATION_SCHEMA.COLUMNS
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WHERE TABLE_SCHEMA = 'classmanagerdb'
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AND TABLE_NAME = 'conduct_records'
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AND COLUMN_NAME = 'semester_id'
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);
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SET @sql = IF(@column_exists = 0,
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'ALTER TABLE `conduct_records` ADD COLUMN `semester_id` INT DEFAULT NULL COMMENT ''所属学期ID'' AFTER `revoked_at`',
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'SELECT ''conduct_records.semester_id already exists'' AS message'
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);
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PREPARE stmt FROM @sql;
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EXECUTE stmt;
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DEALLOCATE PREPARE stmt;
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-- 为新增的 semester_id 添加外键（如不存在）
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SET @fk_exists = (
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SELECT COUNT(*) FROM INFORMATION_SCHEMA.KEY_COLUMN_USAGE
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WHERE TABLE_SCHEMA = 'classmanagerdb'
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AND TABLE_NAME = 'conduct_records'
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AND COLUMN_NAME = 'semester_id'
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AND REFERENCED_TABLE_NAME IS NOT NULL
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);
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SET @sql = IF(@fk_exists = 0,
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'ALTER TABLE `conduct_records` ADD FOREIGN KEY (`semester_id`) REFERENCES `semesters`(`semester_id`) ON DELETE SET NULL',
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'SELECT ''conduct_records semester_id FK already exists'' AS message'
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);
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PREPARE stmt FROM @sql;
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EXECUTE stmt;
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DEALLOCATE PREPARE stmt;
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-- attendance_records 表：添加 semester_id 字段（如不存在）
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SET @column_exists = (
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SELECT COUNT(*) FROM INFORMATION_SCHEMA.COLUMNS
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WHERE TABLE_SCHEMA = 'classmanagerdb'
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AND TABLE_NAME = 'attendance_records'
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AND COLUMN_NAME = 'semester_id'
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);
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SET @sql = IF(@column_exists = 0,
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'ALTER TABLE `attendance_records` ADD COLUMN `semester_id` INT DEFAULT NULL COMMENT ''所属学期ID'' AFTER `deduction_record_id`',
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'SELECT ''attendance_records.semester_id already exists'' AS message'
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);
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PREPARE stmt FROM @sql;
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EXECUTE stmt;
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DEALLOCATE PREPARE stmt;
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-- 为新增的 semester_id 添加外键（如不存在）
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SET @fk_exists = (
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SELECT COUNT(*) FROM INFORMATION_SCHEMA.KEY_COLUMN_USAGE
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WHERE TABLE_SCHEMA = 'classmanagerdb'
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AND TABLE_NAME = 'attendance_records'
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AND COLUMN_NAME = 'semester_id'
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AND REFERENCED_TABLE_NAME IS NOT NULL
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);
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SET @sql = IF(@fk_exists = 0,
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'ALTER TABLE `attendance_records` ADD FOREIGN KEY (`semester_id`) REFERENCES `semesters`(`semester_id`) ON DELETE SET NULL',
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'SELECT ''attendance_records semester_id FK already exists'' AS message'
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);
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PREPARE stmt FROM @sql;
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EXECUTE stmt;
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DEALLOCATE PREPARE stmt;
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-- attendance_records 表：添加 slot 字段（如不存在）
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SET @column_exists = (
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SELECT COUNT(*) FROM INFORMATION_SCHEMA.COLUMNS
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WHERE TABLE_SCHEMA = 'classmanagerdb'
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AND TABLE_NAME = 'attendance_records'
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AND COLUMN_NAME = 'slot'
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);
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SET @sql = IF(@column_exists = 0,
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'ALTER TABLE `attendance_records` ADD COLUMN `slot` VARCHAR(20) DEFAULT ''morning'' COMMENT ''时段: morning/afternoon/evening'' AFTER `date`',
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'SELECT ''attendance_records.slot already exists'' AS message'
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);
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PREPARE stmt FROM @sql;
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EXECUTE stmt;
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DEALLOCATE PREPARE stmt;
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-- 删除旧唯一键并添加新唯一键（含slot）
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SET @uk_exists = (
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SELECT COUNT(*) FROM INFORMATION_SCHEMA.TABLE_CONSTRAINTS
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WHERE TABLE_SCHEMA = 'classmanagerdb'
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AND TABLE_NAME = 'attendance_records'
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AND CONSTRAINT_NAME = 'uk_student_date'
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);
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SET @sql = IF(@uk_exists > 0,
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'ALTER TABLE `attendance_records` DROP INDEX `uk_student_date`, ADD UNIQUE KEY `uk_student_date_slot` (`student_id`, `date`, `slot`)',
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'SELECT ''uk_student_date does not exist, skipping'' AS message'
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);
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PREPARE stmt FROM @sql;
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EXECUTE stmt;
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DEALLOCATE PREPARE stmt;
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-- 迁移：semester_archives 表新增 attendance_present 字段
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SET @column_exists = (
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SELECT COUNT(*) FROM INFORMATION_SCHEMA.COLUMNS
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WHERE TABLE_SCHEMA = 'classmanagerdb'
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AND TABLE_NAME = 'semester_archives'
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AND COLUMN_NAME = 'attendance_present'
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);
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SET @sql = IF(@column_exists = 0,
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'ALTER TABLE `semester_archives` ADD COLUMN `attendance_present` INT DEFAULT 0 COMMENT ''出勤次数'' AFTER `total_students`',
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'SELECT ''semester_archives.attendance_present already exists'' AS message'
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);
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PREPARE stmt FROM @sql;
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EXECUTE stmt;
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DEALLOCATE PREPARE stmt;
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-- 迁移：semester_archives 表新增 attendance_absent 字段
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SET @column_exists = (
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SELECT COUNT(*) FROM INFORMATION_SCHEMA.COLUMNS
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WHERE TABLE_SCHEMA = 'classmanagerdb'
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AND TABLE_NAME = 'semester_archives'
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AND COLUMN_NAME = 'attendance_absent'
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);
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SET @sql = IF(@column_exists = 0,
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'ALTER TABLE `semester_archives` ADD COLUMN `attendance_absent` INT DEFAULT 0 COMMENT ''缺勤次数'' AFTER `attendance_present`',
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'SELECT ''semester_archives.attendance_absent already exists'' AS message'
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);
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PREPARE stmt FROM @sql;
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EXECUTE stmt;
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DEALLOCATE PREPARE stmt;
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-- 迁移：semester_archives 表新增 attendance_late 字段
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SET @column_exists = (
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SELECT COUNT(*) FROM INFORMATION_SCHEMA.COLUMNS
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WHERE TABLE_SCHEMA = 'classmanagerdb'
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AND TABLE_NAME = 'semester_archives'
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AND COLUMN_NAME = 'attendance_late'
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);
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SET @sql = IF(@column_exists = 0,
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'ALTER TABLE `semester_archives` ADD COLUMN `attendance_late` INT DEFAULT 0 COMMENT ''迟到次数'' AFTER `attendance_absent`',
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'SELECT ''semester_archives.attendance_late already exists'' AS message'
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);
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PREPARE stmt FROM @sql;
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EXECUTE stmt;
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DEALLOCATE PREPARE stmt;
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-- 迁移：semester_archives 表新增 attendance_leave 字段
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SET @column_exists = (
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SELECT COUNT(*) FROM INFORMATION_SCHEMA.COLUMNS
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WHERE TABLE_SCHEMA = 'classmanagerdb'
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AND TABLE_NAME = 'semester_archives'
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AND COLUMN_NAME = 'attendance_leave'
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);
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SET @sql = IF(@column_exists = 0,
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'ALTER TABLE `semester_archives` ADD COLUMN `attendance_leave` INT DEFAULT 0 COMMENT ''请假次数'' AFTER `attendance_late`',
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'SELECT ''semester_archives.attendance_leave already exists'' AS message'
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);
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PREPARE stmt FROM @sql;
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EXECUTE stmt;
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DEALLOCATE PREPARE stmt;
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-- 迁移：semester_archives 表新增 homework_submitted 字段
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SET @column_exists = (
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SELECT COUNT(*) FROM INFORMATION_SCHEMA.COLUMNS
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WHERE TABLE_SCHEMA = 'classmanagerdb'
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AND TABLE_NAME = 'semester_archives'
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AND COLUMN_NAME = 'homework_submitted'
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);
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SET @sql = IF(@column_exists = 0,
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'ALTER TABLE `semester_archives` ADD COLUMN `homework_submitted` INT DEFAULT 0 COMMENT ''已交作业数'' AFTER `attendance_leave`',
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'SELECT ''semester_archives.homework_submitted already exists'' AS message'
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);
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PREPARE stmt FROM @sql;
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EXECUTE stmt;
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DEALLOCATE PREPARE stmt;
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-- 迁移：semester_archives 表新增 homework_not_submitted 字段
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SET @column_exists = (
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SELECT COUNT(*) FROM INFORMATION_SCHEMA.COLUMNS
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WHERE TABLE_SCHEMA = 'classmanagerdb'
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AND TABLE_NAME = 'semester_archives'
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AND COLUMN_NAME = 'homework_not_submitted'
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);
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SET @sql = IF(@column_exists = 0,
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'ALTER TABLE `semester_archives` ADD COLUMN `homework_not_submitted` INT DEFAULT 0 COMMENT ''未交作业数'' AFTER `homework_submitted`',
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'SELECT ''semester_archives.homework_not_submitted already exists'' AS message'
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);
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PREPARE stmt FROM @sql;
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EXECUTE stmt;
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DEALLOCATE PREPARE stmt;
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-- 迁移：semester_archives 表新增 homework_late 字段
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SET @column_exists = (
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SELECT COUNT(*) FROM INFORMATION_SCHEMA.COLUMNS
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WHERE TABLE_SCHEMA = 'classmanagerdb'
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AND TABLE_NAME = 'semester_archives'
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AND COLUMN_NAME = 'homework_late'
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);
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SET @sql = IF(@column_exists = 0,
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'ALTER TABLE `semester_archives` ADD COLUMN `homework_late` INT DEFAULT 0 COMMENT ''迟交作业数'' AFTER `homework_not_submitted`',
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'SELECT ''semester_archives.homework_late already exists'' AS message'
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);
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PREPARE stmt FROM @sql;
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EXECUTE stmt;
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DEALLOCATE PREPARE stmt;
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-- 迁移：attendance_records 表新增 slot 字段（考勤时段系统 v1.3）
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SET @column_exists = (
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SELECT COUNT(*) FROM INFORMATION_SCHEMA.COLUMNS
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WHERE TABLE_SCHEMA = 'classmanagerdb'
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AND TABLE_NAME = 'attendance_records'
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AND COLUMN_NAME = 'slot'
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);
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SET @sql = IF(@column_exists = 0,
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'ALTER TABLE `attendance_records` ADD COLUMN `slot` ENUM(''morning'', ''afternoon'', ''evening'') DEFAULT ''morning'' COMMENT ''考勤时段：早上/中午/晚修'' AFTER `date`',
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'SELECT ''attendance_records.slot already exists'' AS message'
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);
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PREPARE stmt FROM @sql;
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EXECUTE stmt;
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DEALLOCATE PREPARE stmt;
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-- 迁移：attendance_records 唯一索引从 (student_id, date) 改为 (student_id, date, slot)
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SET @index_exists = (
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SELECT COUNT(*) FROM INFORMATION_SCHEMA.STATISTICS
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WHERE TABLE_SCHEMA = 'classmanagerdb'
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AND TABLE_NAME = 'attendance_records'
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AND INDEX_NAME = 'uk_student_date_slot'
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);
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SET @sql = IF(@index_exists = 0,
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'ALTER TABLE `attendance_records` DROP INDEX `uk_student_date`, ADD UNIQUE KEY `uk_student_date_slot` (`student_id`, `date`, `slot`)',
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'SELECT ''attendance_records.uk_student_date_slot already exists'' AS message'
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);
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PREPARE stmt FROM @sql;
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EXECUTE stmt;
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DEALLOCATE PREPARE stmt;
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-- 插入初始科目（仅语数英，如不存在）
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INSERT IGNORE INTO `subjects` (`subject_name`, `subject_code`, `sort_order`) VALUES
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('语文', 'CHI', 1),
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('数学', 'MATH', 2),
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('英语', 'ENG', 3);
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SELECT '数据库初始化/迁移完成！' AS message;
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-- ===========================================
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-- v2.0 迁移脚本
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-- ===========================================
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-- 扩展密码哈希字段长度以支持bcrypt
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ALTER TABLE users MODIFY COLUMN password_hash VARCHAR(255) NOT NULL;
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-- 添加宿舍号字段
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SET @dbname = DATABASE();
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SET @tablename = 'students';
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SET @columnname = 'dormitory_number';
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SET @preparedStatement = (SELECT IF(
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(SELECT COUNT(*) FROM INFORMATION_SCHEMA.COLUMNS WHERE TABLE_SCHEMA = @dbname AND TABLE_NAME = @tablename AND COLUMN_NAME = @columnname) > 0,
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'SELECT 1',
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'ALTER TABLE students ADD COLUMN dormitory_number VARCHAR(20) DEFAULT NULL COMMENT ''宿舍号'' AFTER parent_phone'
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));
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PREPARE alterIfNotExists FROM @preparedStatement;
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EXECUTE alterIfNotExists;
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DEALLOCATE PREPARE alterIfNotExists;
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-- 添加分数最后更新时间字段
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SET @columnname = 'points_updated_at';
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SET @preparedStatement = (SELECT IF(
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(SELECT COUNT(*) FROM INFORMATION_SCHEMA.COLUMNS WHERE TABLE_SCHEMA = @dbname AND TABLE_NAME = @tablename AND COLUMN_NAME = @columnname) > 0,
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'SELECT 1',
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'ALTER TABLE students ADD COLUMN points_updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP COMMENT ''分数最后更新时间'''
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));
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PREPARE alterIfNotExists FROM @preparedStatement;
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EXECUTE alterIfNotExists;
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DEALLOCATE PREPARE alterIfNotExists;
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SELECT '数据库初始化完成！' AS message;
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