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

Oracle (3259)
SQL Server (4518)
MS Access (429)
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Postgre (483)
Sybase (267)
DB Architecture (141)
DB Administration (291)

DB Development (113)
SQL PLSQL (3330)
MongoDB (502)
IBM Informix (50)

Neo4j (82)
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Firebird (5)

Database Management (1411)
Databases AllOther (288)

Databases Interview Questions

Questions Answers Views Company eMail

What is primary and foreign key?

1079

What is primary key and foreign key with example?

948

What is primary key and foreign key?

974

What is primary key in db?

1027

What is primary key secondary key alternate key candidate key?

1045

What is restrict in sql?

1137

What is secondary key?

961

What is structural independence and why is it important?

1044

What is the benefit of foreign key?

1039

What is the difference between a query and a report?

998

What is the difference between numeric and autonumber?

1011

What is the maximum rows in csv?

938

What is the purpose of a secondary key?

989

What is the purpose of design view?

1021

What is the purpose of normalization?

1063

Un-Answered Questions { Databases }

What is a mutating table and a constraining table?

1128

Can we create table in function?

975

Where is pg_hba conf?

798

List the types of locking?

1026

What is delimiter in pl sql?

1070

Define identity and uniqueidentifier property of column?

1076

When should you use an instead of trigger?

979

How do I open a .db file?

1055

How to get / select the nth row from the table?

What is reference section?

1016

What is a user exit program in oracle reports?

1046

Why is databases important in healthcare?

971

What is the difference between having and a where in sql?

1116

What is linked report?

135

What is outer join in sql server joins?

1136

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