1在MySQL数据库中下列group by语句书写错误的是 5分ASELECT DEPT NO FROMDEPT_ EMP GROUP BY DEPT_ NOBSELECT DEPT_ NOSUMEMP_ NOFROM DEPT EMP WHEREDEPT EMP BIRTHDAY =‘1999-01-01 GROUP BY DEPT_ NOCSELECTDEPT_ NOCOUNTEMP_ NO

D. SELECT DEPT NO FROM DEPT EMP GROUP BY DEPT_ NO WHERE DEPT_ EMP.BIRTHDAY ='1999-01- 01'

原文地址: http://www.cveoy.top/t/topic/icau 著作权归作者所有。请勿转载和采集!