水功能区划分标准:select * from forums where type<>'category'
来源:百度文库 编辑:神马品牌网 时间:2024/05/05 07:51:22
什么意思
没什么问题啊?
如果是Oracle没写分号结束
select * from forums where type<>'category'
select from where like
select *from 部系表
select sum(*) from...where.....
select count(*) from 学生
select * from table1 where id in (select id from table2),
SELECT SUM(工资) FROM 职工
select * from v$bgprocess 是什么意思
select * from (select a.*,b.kczwmc kcmc from (select kcdm,max(McjN) Mcj,Max(kcxz) kcxz from (select
selece *from table1,table2与select*from table1 union select*from table2的区别