Databases Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Oracle (3253)
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MS Access (429)
MySQL (1402)

Postgre (483)
Sybase (267)
DB Architecture (141)
DB Administration (291)

DB Development (113)
SQL PLSQL (3330)
MongoDB (502)
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Neo4j (82)
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Firebird (5)

Database Management (1411)
Databases AllOther (288)

Databases Interview Questions

Questions Answers Views Company eMail

How do I drop a collection in mongodb?

Is mongodb better than mysql?

What is replica set in mongodb? Explain

How do I drop a collection in mongodb? Write it's syntax

How to list all indexes in mongodb?

Explain storage engine in mongodb

Is mongodb a relational database? Explain

What is the command which are use to drop database in mongodb?

What is the use of limit() function in mongodb?

How to install mongodb on our machine?

When was mongodb founded and why it is called mongodb?

What is pl sql and why it is used for?

1170

What are packages in pl sql and also explain its advantages?

1128

Write a trigger example in oracle?

1122

Explain the difference between sql and oracle?

1135

Un-Answered Questions { Databases }

The system has a program that always includes the word nocomp in its name, how can you determine the number of processes that are using this program?

616

what is the difference between mysql_fetch_object and mysql_fetch_array? : Sql dba

1144

If you see contention for library caches how you can fix it?

615

Show the cursor attributes of pl/sql.

1116

Why do gaps in sequences occur?

1038

What are the different mysql database engines?

1244

What are diverse clauses that form a part of sql?

1119

What is join view in sql?

993

What are the functions of mysql?

993

where are cookies actually stored on the hard disk? : Sql dba

1088

How does db indexing work?

1011

What are the various constraints used in oracle?

1110

What is the best alternative to microsoft access?

858

What are the database skills?

1022

What is oracle server autotrace in oracle?

1233

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