access:
select top (10) * from table1 where 1=1


db2:
select column from table where 1=1 fetch first 10 rows only


mysql:
select * from table1 where 1=1 limit 10


sql server:
读取前10条: select top (10) * from table1 where 1=1
读取后10条: select top (10) * from table1 order by id desc


oracle:
select * from table1 where rownum<=10  
Logo

更多推荐