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

SQL PLSQL Interview Questions

Questions Answers Views Company eMail

Does truncate free space?

1008

Can a foreign key be null?

1090

How do you respond to dementia behavior?

968

Can we create clustered index without primary key?

962

How many types of index are there?

1040

Is primary key an index?

991

How do you optimize a query?

998

Is natural join same as inner join?

940

Is left join faster than join?

1053

Does inner join remove duplicates?

940

Can we rollback after truncate?

1031

Can we create a trigger on view?

895

Does truncate release storage space?

1075

Are views faster than queries?

992

Can we perform dml on view?

1044

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Un-Answered Questions { SQL PLSQL }

Is sql injection illegal?

1018

What do we need to check in database testing?

1017

what is bcp? When is it used?

1107

Explain the working of foreign key?

1067

What is cursor in pl sql?

1116

Does a join table need a primary key?

953

what are the limitations of mysql in comparison of oracle? Mysql vs. Oracle. : Sql dba

963

Explain locks? : Transact sql

1002

Differentiate between % rowtype and type record.

1301

how do you control the max size of a heap table? : Sql dba

978

Whis is not false in primary key?

1454

Which is faster truncate or drop?

1045

What is sql injection owasp?

1060

What are the parameter modes supported by pl/sql?

1108

Is join and inner join the same?

1002

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