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

How do I drop a collection in mongodb?

Is mongodb better than mysql?

What is replica set in mongodb? Explain

How do I drop a collection in mongodb? Write it's syntax

How to list all indexes in mongodb?

Explain storage engine in mongodb

Is mongodb a relational database? Explain

What is the command which are use to drop database in mongodb?

What is the use of limit() function in mongodb?

How to install mongodb on our machine?

When was mongodb founded and why it is called mongodb?

What is pl sql and why it is used for?

1124

What are packages in pl sql and also explain its advantages?

1061

Write a trigger example in oracle?

1076

Explain the difference between sql and oracle?

1100

Un-Answered Questions { Databases }

How does Oracle guarantee data integrity of data changes?

2419

What is clustered vs nonclustered index?

970

What is data in mysql?

917

How does a covering index work?

979

Can we use insert statement in function?

1014

what are the reporting service components in SSRS?

168

What is difference between delete and truncate commands?

1104

State and explain the different types of data models?

957

do you know how to configure db2 side of the application? : Sql server database administration

1061

What is the default schema of your login session in ms sql server?

1064

What is data control language?

1003

What does it mean to invest in the index?

994

What is the difference between sharding and partitioning?

1003

Is data lake a database?

983

Create an append query?

795

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