SQL PLSQL Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

SQL PLSQL Interview Questions

Questions Answers Views Company eMail

Why is a trigger used?

948

Why query optimization is needed?

931

Why use truncate instead of delete?

1020

Can we call stored procedure in function?

965

Why is theta join required?

1149

What is procedure explain with example?

969

Is full outer join same as cross join?

974

What is difference between nchar and nvarchar?

1035

Can we use commit inside a trigger?

1098

What is procedure explain with program?

1026

How does cross join work?

961

Which table is left in left join?

1022

How does stored procedure reduce network traffic?

1014

What is difference between table and view?

1066

What are types of joins?

967

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Un-Answered Questions { SQL PLSQL }

what is blob? : Sql dba

1155

What are commit, rollback, and savepoint?

999

How do I get sql certification?

976

What is sql procedures and functions?

1012

what is the difference between a local and a global temporary table? : Sql dba

1076

what is a table in a database ? : Sql dba

1047

Which is better cte or subquery?

1034

How does a trigger work?

1077

Is sql low level language?

1024

Explain how to use transactions efficiently : transact sql

987

Is trigger a stored procedure?

938

What is row_number () in sql?

989

How do I run a sql query?

1028

Why do we need view in sql?

991

What steps server process has to take to execute an update statement?

980

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