摘要:
查询需求:表A类似字典表,表B为实体表,表B的元素存储着表A的多个id用","隔开;使用sql语句直接如下图效果 SELECT GROUP_CONCAT(sd.name) deptname ,su.id,su.DEPTID FROM sys_dept sd LEFT JOIN sys_user su 阅读全文
摘要:
public class MLDUtil { public static Key DEFAULT_KEY = null; public static final String DEFAULT_SECRET_KEY1 = "?:P)(OL>)P:?"; public static final String DEFAULT_SECRET_KEY4 = "1qaz@WSX3edc$RFV5tg... 阅读全文