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 group by in sql?

1083

Why we use triggers in mysql?

992

What is sql procedures and functions?

1004

Why trigger is used in sql?

970

What is rownum in sql?

1043

Why self join is used in sql?

976

What is the difference between count 1 and count (*) in a sql query?

992

What is the use of a view in sql?

987

What is clustered index sql?

984

What is the trigger in sql?

953

What are sql queries used for?

1023

What are sql triggers used for?

995

What is cte sql?

992

What is sql indexing?

1009

What is a full join sql?

1056

Un-Answered Questions { Databases }

Where are mongodb files stored?

Is mysql a good database?

947

How to activate all indexes in firebird?

1054

What is open server in sybase?

817

how to delete an existing column in a table? : Sql dba

1005

How we can see all indexes defined for a table in mysql?

936

What are the different types of lock modes in sql server 2000?

948

Mention the command syntax that is used to view mongo is using the link?

Differentiate CHAR_LENGTH and LENGTH?

996

What is indexing in mysql?

965

Why would you call update statistics?

1017

application server is slow what may be the problem

2222

What is difference between clustered, non-clustered and unique index?

1088

How we can create an index in mongodb?

What are 5 benefits to using access?

879

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