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 distributed queries?

957

Explain 3nf?

955

How to export data from database and import into another?

922

Explain meant by 3-tier architecture?

948

Is there some bulk load or other way to import a lot of data fast?

855

What is the advantage of using preparedstatement?

949

Define and explain about progress?

939

How to create a database from my program?

1110

how to generate an auto incremental number in a ssis package?

1014

What is the difference between case version and decode version?

1024

How to write udf s in delphi?

1026

How to drop all foreign keys in database?

1089

What is netlib for clipper?

897

What is metadata and why should I use it?

933

How to change database dialect?

980

Un-Answered Questions { Databases }

What is nvl?

1066

How do databases work?

906

Is mongodb encrypted?

I assigned a primary key to my table in microsoft access, I was expecting my data to be sorted. Is that a right approach?

937

what are user defined datatypes? : Sql server database administration

970

What is pls integer?

1048

Is mongodb a data lake?

what is 'mysqlcheck'? : Sql dba

1019

Define a relation schema and a relation.

1085

How do I bcp null dates in sybase?

936

How do I run mysql without installing?

971

What is the most common sql injection tool?

1044

What are the different data types in mysql?

926

How to create a server parameter file?

1141

Why is it called mongodb?

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