SQL PLSQL Interview Questions
Questions Answers Views Company eMail

What is foreign key and example?

710

Can you have a foreign key without a primary key?

687

Can you have more than one key in a database?

694

Does asenumerable execute the query?

778

How do you write a subquery?

700

What is asqueryable?

717

What is a parameter query?

824

What is compiled query?

749

What is query syntax?

724

What is the difference between subquery and correlated query?

732

Which one is faster ienumerable or iqueryable?

663

Why do we use subquery?

706

Why we use stored procedure instead of query?

716

What is sql and its types?

824

What is sql key?

694


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Un-Answered Questions { SQL PLSQL }

How to order siblings in oracle hierarchy queries?

775


What is cascade in sql?

710


What are character functions in sql?

672


What is the need of a partition key?

736


What will you get by the cursor attribute sql%notfound?

785


What are the different dcl commands in sql?

770


How can we solve sql error: ora-00904: invalid identifier?

893


How to call a javascript function from pl sql?

769


what is oltp (online transaction processing)? : Sql dba

735


Explain the the update statement in sql?

774


- Types of triggers - View - Dcl - Procedures, packages, functions - Metasolve - Can use Dcl in triggers - package case study - Cursor and its types - triggers schedule - Wrap - Why we are using fetch and for in cursor. difference?

1588


What is view? Can we update view

1087


How do you update f as m and m as f from the below table testtable?

1482


how to enter numeric values as hex numbers? : Sql dba

778


Why is sql*loader direct path so fast?

804