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 use of foreign key?

887

What is data modelling concepts?

935

Why is data modelling important?

872

What is the main purpose of normalization?

1049

How can we optimize stored procedure?

966

What is 1nf 2nf 3nf?

992

What command is used to delete the data from the table without deleting the table structure?

990

What is the phantom problem?

1015

What does schema mean?

966

What data type is money?

882

What does tinyint mean?

931

What does innodb stand for?

984

Can varchar be primary key?

939

Can a table have multiple primary keys?

916

How do I insert multiple rows in a table?

911

Un-Answered Questions { Databases }

What is the index requirement in SQL Azure?

How do I open microsoft access?

882

Write about Transaction Management in Oracle 9i?

2146

How do I open sybase control center?

970

How to find a value in another dataset based on current dataset field (ssrs 2008 r2)?

174

How many categories of functions based their return modes?

1119

Is sql a backend?

1035

What is meant by Active-Passive and Active-Active clustering setup?

1198

What do databases contain?

968

What are the different types of indexes available in sql server? : sql server DBA

1223

How do I start mongodb on mac?

How to list all user names in a database?

1066

How do I change mysql password?

1032

How is query injection and how to handle it in mongodb?

How do I upgrade sql?

1015

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