What are aggregate and scalar functions?
What are analytical functions in sql?
what is definer rights invoke rights?
What is partition by in sql?
What has stored procedures in sql and how we can use it?
Which nosql database is best?
Why functions are used in sql?
Explain what is a subquery ?
what is self join and what is the requirement of self join? : Sql dba
How many joins can you have in sql?
What can I use instead of union in sql?
What is Difference Between delete and Truncate?
What is PL/SQL table ?