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

How to create DSN..Explain?

Accenture, BeBo Technologies, Infosys,

2 35527

What is the difference between SQL, DDL, and DML?

BeBo Technologies, Wipro,

7 73648

What are inner join and outer join?

3 25285

What are joins..how many types of joins are there?

Amdocs, CSC, TCS,

29 96052

what are Triggers?

TCS,

7 28191

what are stored procedures?

TCS, Wells Fargo,

7 26590

what are indexes..how many types of index's are there and what are they?

Green Info Solutions, TCS,

7 31191

what are views?

TCS,

8 34683

what is web server?

Satyam,

3 25476

What are functions

3 22743

What are the different table present in MYsql?

3 25449

What is the difference between mysql_fetch_array and mysql_fetch_object?

CTS,

4 26075

what is the difference between oracle 81,91,11i

i2, Oracle,

2 30783

How client makes connection with server in client/server architecture?

CA,

1 17564

Is Oracle 7.3 is a single user or multi user..Is it possible to use this as a backend for web applications?

2 6606

Un-Answered Questions { Databases }

how to dump a table to a file with 'mysqldump'? : Sql dba

992

Can a foreign key be a duplicate?

867

When was mongodb founded?

Explain about Microsoft access?

808

What does dml mean?

934

Would you store your query in a ssrs report or a database server? State the reason why?

150

What are drillthrough reports?

143

What does an inner join do?

1104

Is data lake a database?

925

How to use fetch statement in a loop?

980

Which database is best to store images?

995

Explain the use of full option in exp command.

1063

when would you go for denormalization? : Sql server database administration

815

How to make a copy values from one column to another in sql?

989

What is memory table in mysql?

891

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