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

Oracle (3259)
SQL Server (4518)
MS Access (429)
MySQL (1402)

Postgre (483)
Sybase (267)
DB Architecture (141)
DB Administration (291)

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

Neo4j (82)
InfluxDB (0)
Apache CouchDB (44)
Firebird (5)

Database Management (1411)
Databases AllOther (288)

Databases Interview Questions

Questions Answers Views Company eMail

What is postgresql database cluster?

940

What is the purpose of postgresql?

806

What is a postgres tuple?

902

How do I open a pgadmin file in windows?

902

What is composite foreign key?

753

Is a primary key indexed?

873

How do I start pgadmin 4 on windows?

900

What is self referencing foreign key?

798

How do you open tables in pgadmin?

817

How do I set up pgadmin?

803

How do I connect to pgadmin server?

945

How do I add a primary key in pgadmin?

852

What is a primary key constraint?

801

What are foreign key constraints?

904

Can we add foreign key without primary key?

907

Un-Answered Questions { Databases }

Is foreign key required?

755

how can we transpose a table using sql (changing rows to column or vice-versa) ? : Sql dba

968

Does mongodb store data in memory?

What does the base_object_type column shows in the user.triggers data dictionary view?

1061

Which dbms is best?

930

User wants only to display only pdf as export option in report manager. How to achieve this?

265

What are the limitations oracle database 10g xe?

1059

what is the system function to get the current user's user id? : Sql server database administration

1043

How to find the time taken for rollback of the processed?

989

What are character string data types in ms sql server?

1271

What is the difference between left outer join and left join?

1008

what are the acid properties in dbms?

1037

Is it possible to execute a dynamic sql from forms?

1083

What is the difference between row_number and dense_rank?

899

List few disadvantages of file processing system.

943

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