SQL PLSQL Interview Questions
Questions Answers Views Company eMail

what is the syntax for using sql_variant_property? : Transact sql

625

What is the non-clustered index in sql?

663

Does sql support programming?

650

What are the different types of database management systems?

626

What is self-join and what is the requirement of self-join?

724

Which are the most commonly used sql joins?

1 1088

What is the difference between delete and truncate statement in sql?

583

What is denormalization in a database?

671

What is right join in sql?

639

What is data control language?

633

What is the usage of the distinct keyword?

794

What are the disadvantages of not performing database normalization?

686

What are the usages of sql?

661

Which are the different character-manipulation functions in sql?

620

What is a constraint? Tell me about its various levels.

734


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Un-Answered Questions { SQL PLSQL }

What does count (*) mean?

600


What is a relationship and what are they?

677


What is mdb stand for?

638


What packages(if any) has oracle provided for use by developers?

5153


What is the difference between database trigger and stored procedure?

632






Can you upgrade sql express to full sql?

607


What is sqlcommand?

657


what is blob? : Sql dba

649


Which one is better subquery or joins?

662


Why truncate is faster than delete?

652


how to convert numeric values to character strings? : Sql dba

666


When are we going to use truncate and delete?

625


How do you update sql?

614


What are the 3 modes of parameter?

793


What is a Mapplet?

739