Answer Posted / naresh raju
select * from emp where rownum<=2
minus
select * from emp where rownum<2
| Is This Answer Correct ? | 63 Yes | 12 No |
Post New Answer View All Answers
How do I send sql query results to excel?
Why coalesce is used in sql?
What does fetching a cursor do?
Does varchar need length?
What are packages in pl sql and also explain its advantages?
What are types of indexes in sql?
What are the sql versions?
What is difference between rank () row_number () and dense_rank () in sql?
Is it possible to create startup or shutdown trigger for on-schema?
Is coalesce faster than isnull?
What is the purpose of primary key?
What program will open a mdb file?
What's the difference between a primary key and a clustered index?
Why use subqueries instead of joins?
How bulk collect improves performance?
