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 does (+) mean in sql joins?

1024

Why we use joins in sql?

931

What is the best sql course?

943

What are the basic sql commands?

1047

What is trigger and how to use it in sql?

970

Why do we use joins in sql?

919

What is a rank in sql?

912

What is trigger in sql?

1037

How do sql triggers work?

993

What type of join is sql join?

930

What is the use of count (*) in sql?

994

What is difference between rank () row_number () and dense_rank () in sql?

1057

What is sql rowcount?

956

What is equi join in sql?

1019

What is the difference between distinct and unique in sql?

887

Un-Answered Questions { Databases }

Can a foreign key be null?

1037

what is raid and what are different types of raid configurations? : Sql server database administration

984

How to copy data from one server to another using php?

992

What is user in sql?

978

What is difference between views and stored procedures?

937

How insert into statements in sql?

1019

What language is oracle sql developer?

953

Is sql a oracle?

919

What will you do if a replication thread goes down?

931

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

1034

how files are stored in Neo4j?

Why do we need oracle client?

897

Is mongodb a backend?

How is a PL/SQL code compiled?

1174

Are pl sql variables case sensitive?

1004

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