How to Select the TOP N rows from a table
In MYSQL you can use limit
In MSSQL you can use command TOP
But in Oracle it's not support ??
Example Code for Select top N Rows in Oracle
select * from (select * from my_table) where rownum<11 --return top 10 rows
select * from (select * from my_table) where rownum<=10 --return top 10 rows