What is the difference between union and union all command?

Question Posted / amit anand

No Answer is Posted For this Question
Be the First to Post Answer

More SQL PLSQL Interview Questions

What is a primary key sql?

Can we use joins in subquery?

what is global variable in pl/sql

What is the difference between sum and count in sql?

How do I know if I have sql express or standard?

What is the advantage of nosql?

What is the use of a view in sql?

How packaged procedures and functions are called from the following?

How can you fetch common records from two tables?

can we update a view which is created from two tables

What is data definition language?

what is normalization? : Sql dba

For more SQL PLSQL Interview Questions Click Here