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

Is sql developer case sensitive?

1008

Is merge a dml statement?

991

What is a variable in sql?

1017

How do I run a program in pl sql?

1017

What is difference between pl and sql?

1077

What is raw datatype in sql?

1056

How is pl sql different from sql?

1108

Why do we use set serveroutput on?

984

How many types of triggers are there in pl sql?

1080

What is varray in pl sql?

1092

How do I start pl sql?

960

What is cursor status?

1198

Is pl sql a scripting language?

1045

How to call shell script from pl sql procedure?

1292

What does := mean in pl sql?

1052

Un-Answered Questions { Databases }

Define checkpoint.

1024

What is the execution plan in sql?

1042

How to delete unix files which are more than 3 days old?

910

What is maintaining database?

908

what are the basic functions for master, msdb, model, tempdb and resource system databases? : sql server database administration

1003

State the use of couchdb?

What are the approximate numeric data types?

951

What are the restrictions applicable while creating views?

961

How to create an identity column?

1241

State the different extensions for stored procedures?

823

Why we use functions in sql server?

1095

What is de-normalization and what are some of the examples of it?

987

What is normalization and what are the different types of normalization?

995

Is mongodb support null values?

What is intellisense?

1064

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