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

SQL PLSQL Interview Questions

Questions Answers Views Company eMail

How does a trigger work?

1009

Can we insert delete data in view?

909

How does a covering index work?

926

Can we have two clustered index on a table?

984

How many types of primary keys are there?

998

Can we insert data into view?

859

How do you define a foreign key?

955

Can we join tables without foreign key?

924

Is inner join same as self join?

1083

Does group by remove duplicates?

996

Is inner join faster than left join?

1142

Is primary key always clustered index?

963

Is primary key clustered index?

914

Can we rollback truncate?

959

Can delete statement be rollbacked?

949

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Un-Answered Questions { SQL PLSQL }

Why do we create stored procedures & functions in pl/sql and how are they different?

905

What are packages in pl sql and also explain its advantages?

986

What is a file delimiter?

1038

How do I run a script in sql developer?

911

What is sql indexing?

972

What are the disadvantages of file system?

1194

How to create an array in pl/sql?

1028

How can we link a sql database to an existing android app?

998

Which is better join or subquery?

1086

How do I trace sql profiler?

942

what are ddl statements in mysql? : Sql dba

1136

What is range partitioning?

918

Which certification is best for sql?

951

How do I run a sql query?

983

What is program debugging?

1169

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