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

List some of the features of postgresql ?

802

What will be the new characteristics of postgre 9.1?

774

What is the command enable-debug?

957

Explain the history of postgresql.

842

Compare ‘postgresql’ with ‘nosql’?

877

Which are different types of database administration tools used in postgresql?

885

Do provide an explanation for pgadmin?

841

What is a ctid?

901

How are the stats updated in postgresql?

869

Put some light on multi-version concurrency control?

884

What do you mean by oracle dba and what is its role?

594

What is the advantage of using rman?

731

What are the beneficial tools for administering the database?

547

Which files are vital that should be backed up?

606

What do you understand by a control file?

570

Un-Answered Questions { Databases }

How data locks are respected in oracle?

1080

how to fetch common records from two tables? : Sql dba

1190

How do I convert an access database to excel?

929

Explain about query and reporting.

2103

How can you merge two tables in oracle?

1014

What is meant by cursor in sql?

1014

After normalization, what are the conditions which have to keep in mind to de-normalize it?

1062

How to use boolean type in select statement?

1087

Is record in pl sql?

988

What is difference between schema and table?

930

Why mongodb is required?

What is executereader?

968

What is the command to change the recovery model?

1058

How do you insert a table?

941

Explain constraining triggers.

1108

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