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 35530

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

BeBo Technologies, Wipro,

7 73654

What are inner join and outer join?

3 25286

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

Amdocs, CSC, TCS,

29 96064

what are Triggers?

TCS,

7 28197

what are stored procedures?

TCS, Wells Fargo,

7 26594

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

Green Info Solutions, TCS,

7 31201

what are views?

TCS,

8 34688

what is web server?

Satyam,

3 25482

What are functions

3 22744

What are the different table present in MYsql?

3 25449

What is the difference between mysql_fetch_array and mysql_fetch_object?

CTS,

4 26080

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 17566

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 }

What do you understand by SQL*Net?

968

How do you run a trace?

860

How to open and close an explicit cursor in oracle?

1008

How do you run a query in pgadmin 3?

688

What is the limitation on the block size of pl/sql?

945

What is the use of transaction flexfield in autoinvoice? : oracle accounts receivable

1104

Explain the terms specialization and generalization.

904

Which command is used for user defined error messages?

1018

What is history table in sql server?

904

Give string types available for column?

948

What happen when an index does not fit into ram?

What is difference between sql and excel?

1019

Write a query to display the current date in sql?

971

Why do we need view in sql?

940

what is the main function of a query parameter?

142

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