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 you can use regular expression for in mysql?

955

Tell us something about heap tables?

1002

Is there a way to see the files which are stored?

983

What is the difference between a database and a table?

1018

What do you mean by a tablespace?

1059

Explain the blob datatype?

1091

Explain rename?

1000

List the various oracle database objects?

1073

Explain the use of show option in imp command.

1113

What suggestions do you have to reduce the network traffic?

980

Explain the use of grant option in imp command.

1045

Explain the dml?

994

Explain alias?

1166

Explain the use of constraints option in exp command.

1063

Explain index?

1277

Un-Answered Questions { Databases }

Is mysql relational database?

916

What is data profiling in sql?

1093

What are clustered and non-clustered index?

1028

What is bson and how can restore this file in mongodb?

Can delete statement be rollbacked?

1000

What is mvcc in mysql?

1020

What is the difference between float and double?

1143

What is keys and its types?

1091

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

1118

How many mysql connections can handle?

909

How to use group functions in the select clause using oracle?

1087

What are Row versions of DataRow?

1048

What is the best database to use?

906

what is the difference between where clause and having clause? : Sql dba

1016

How can windows applications connect to sql servers via odbc?

1145

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