99 lines
3.1 KiB
SQL
99 lines
3.1 KiB
SQL
-- ================================================================
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-- 贫困生认定申请表完整修复脚本
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-- 文件: database_fix_jcbt_poverty_application_complete.sql
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-- 功能: 修复 teacher_id 字段默认值问题，添加 family_economy_summary 字段
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-- ================================================================
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USE hzdyjs_xg;
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-- 1. 检查并修复 teacher_id 字段
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SELECT '开始检查 teacher_id 字段...' AS message;
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-- 检查字段是否存在以及是否允许NULL
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SELECT
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COLUMN_NAME,
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IS_NULLABLE,
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COLUMN_DEFAULT,
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DATA_TYPE
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FROM INFORMATION_SCHEMA.COLUMNS
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WHERE TABLE_SCHEMA = 'hzdyjs_xg'
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AND TABLE_NAME = 'jcbt_poverty_application'
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AND COLUMN_NAME = 'teacher_id';
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-- 修改 teacher_id 字段为允许NULL（如果字段存在且不允许NULL）
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SET @sql = '';
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SELECT COUNT(*) INTO @count
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FROM INFORMATION_SCHEMA.COLUMNS
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WHERE TABLE_SCHEMA = 'hzdyjs_xg'
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AND TABLE_NAME = 'jcbt_poverty_application'
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AND COLUMN_NAME = 'teacher_id'
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AND IS_NULLABLE = 'NO';
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SELECT IF(@count > 0,
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CONCAT('ALTER TABLE jcbt_poverty_application MODIFY COLUMN teacher_id bigint(20) NULL COMMENT ''班主任教师ID'';'),
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'SELECT ''teacher_id 字段已允许NULL或不存在'' AS result;'
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) INTO @sql;
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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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SELECT '✅ teacher_id 字段修复完成' AS message;
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-- 2. 检查并添加 family_economy_summary 字段
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SELECT '开始检查 family_economy_summary 字段...' AS message;
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SET @sql = '';
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SELECT COUNT(*) INTO @count
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FROM INFORMATION_SCHEMA.COLUMNS
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WHERE TABLE_SCHEMA = 'hzdyjs_xg'
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AND TABLE_NAME = 'jcbt_poverty_application'
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AND COLUMN_NAME = 'family_economy_summary';
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SELECT IF(@count = 0,
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'ALTER TABLE jcbt_poverty_application ADD COLUMN family_economy_summary text COMMENT ''家庭经济情况摘要'' AFTER assistance_type_names;',
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'SELECT ''family_economy_summary 字段已存在'' AS result;'
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) INTO @sql;
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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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SELECT '✅ family_economy_summary 字段检查完成' AS message;
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-- 3. 验证修复结果
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SELECT '=== 修复结果验证 ===' AS message;
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-- 显示相关字段信息
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SELECT
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COLUMN_NAME AS '字段名',
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DATA_TYPE AS '数据类型',
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IS_NULLABLE AS '允许NULL',
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COLUMN_DEFAULT AS '默认值',
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COLUMN_COMMENT AS '注释'
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FROM INFORMATION_SCHEMA.COLUMNS
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WHERE TABLE_SCHEMA = 'hzdyjs_xg'
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AND TABLE_NAME = 'jcbt_poverty_application'
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AND COLUMN_NAME IN ('teacher_id', 'family_economy_summary')
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ORDER BY ORDINAL_POSITION;
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-- 4. 显示完整表结构（关键字段）
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SELECT '=== 表结构确认 ===' AS message;
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SELECT
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COLUMN_NAME AS '字段名',
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DATA_TYPE AS '数据类型',
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IS_NULLABLE AS '允许NULL',
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COLUMN_COMMENT AS '注释'
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FROM INFORMATION_SCHEMA.COLUMNS
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WHERE TABLE_SCHEMA = 'hzdyjs_xg'
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AND TABLE_NAME = 'jcbt_poverty_application'
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AND COLUMN_NAME IN (
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'id', 'student_id', 'class_id', 'teacher_id',
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'family_economy_summary', 'status', 'create_by', 'create_time'
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)
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ORDER BY ORDINAL_POSITION;
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SELECT '🎉 所有修复操作完成！' AS message;
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SELECT '📝 请重启后端服务以生效！' AS note;
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