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 data file in computer?

893

Why is normalisation important?

903

What are different types of schemas?

895

What is a data collection table?

948

What is the largest component inside a field?

1028

What is sqlcontext?

990

What is sql lookup?

865

What is lookup table in sql?

982

What is pivot table in sql?

1019

What is a database lookup?

1040

What is a reference table in database?

978

What is a lookup table in oracle?

934

What is a lookup table in access?

860

How much does it cost to build a database?

965

What are the advantages of using database?

978

Un-Answered Questions { Databases }

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

971

How do I truncate all tables in mysql?

914

how to restart sql server in single user mode? How to start sql server in minimal configuration mode? : Sql server database administration

846

Do you know what is rank function?

1035

What happens when my integer identity runs out of scope?

885

Explain all codd's rules for relational database system?

887

What are different joins used in sql?

1010

How to assign values to data fields in record variables?

975

Describe varray?

1007

What is package in dbms?

822

Is mysqli faster than mysql?

869

What is the mutating table and constraining table?

969

Explain what is gridfs in mongodb?

What is the difference between truncate and delete?

1116

What is blob datatype in mysql?

894

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