SQL 中字符串连接

 

 

SQLServer 2000 select DEPT_ID+'#'+USER_ID,DEPT_ID as PARENT_ID,REAL_NAME from USER_P
Oracle 10g select DEPT_ID || '#' || USER_ID,DEPT_ID as PARENT_ID,REAL_NAME from USER_P
MySQL 5 SELECT CONCAT(DEPT_ID,'#',USER_ID),DEPT_ID AS PARENT_ID,REAL_NAME FROM USER_P

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