摘要:
SELECT CASE WHEN(memberAge<18) THEN '少年' WHEN(memberAge>=18 and memberAge <30) THEN '青年' WHEN(memberAge>=30 and memberAge<50) THEN '中年' ELSE '老年' END 阅读全文
摘要:
当 mybatis xml 配置文件传入只有一个参数时,在 if 判断语句 写入 mapper对应的参数时 汇报异常 org.apache.ibatis.reflection.ReflectionException: There is no getter for property named 'ma 阅读全文