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

SQL PLSQL Interview Questions

Questions Answers Views Company eMail

What is string join?

974

What is difference between inner join and cross join?

969

Which is faster joins or subqueries?

989

Is left join inner or outer by default?

1019

Is left join same as inner join?

1126

Can we join two tables without common column?

1001

Can we use joins in subquery?

1161

Which join is like inner join?

1027

What is the difference between an inner join and an outer join?

1027

Which join is like an inner join?

1026

Can we use join in subquery?

1095

What does joining a thread mean?

1019

What is difference between joins and union?

1124

Does inner join return duplicate rows?

976

Is join same as left join?

1037

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Un-Answered Questions { SQL PLSQL }

When is the explicit cursor used ?

1032

What is the difference between join and natural join?

927

Is pl sql still used?

975

How does cross join work?

951

What is the basic structure of an sql?

1098

Define implicit and explicit cursors.

1144

Define commit, rollback and savepoint?

1025

Which command is used to delete a trigger?

1330

Where do we use pl sql?

993

What is break?

1197

what are the advantages of mysql in comparison to oracle? : Sql dba

1002

What is rename in sql?

972

what is a composite primary key ? : Sql dba

1050

How do I save the results of sql query in a file?

977

explain mysql aggregate functions. : Sql dba

986

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