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 35524

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

BeBo Technologies, Wipro,

7 73642

What are inner join and outer join?

3 25283

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

Amdocs, CSC, TCS,

29 96035

what are Triggers?

TCS,

7 28187

what are stored procedures?

TCS, Wells Fargo,

7 26587

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

Green Info Solutions, TCS,

7 31184

what are views?

TCS,

8 34678

what is web server?

Satyam,

3 25473

What are functions

3 22739

What are the different table present in MYsql?

3 25447

What is the difference between mysql_fetch_array and mysql_fetch_object?

CTS,

4 26073

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

i2, Oracle,

2 30781

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

CA,

1 17562

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

2 6603

Un-Answered Questions { Databases }

What is the command enable-debug?

876

What do you mean by mainframe connect tool in sybase?

849

How to export your own schema?

973

How do I uninstall oracle client from windows?

966

What is a database in business?

901

How can you tell if a tablespace has excessive fragmentation?

557

Can a database table exist without a primary key?

895

What are the operators used in select statements?

1005

What are the types of views in sql?

1046

which operator is used in query for pattern matching? : Sql dba

959

Is mongodb normalized?

What is the maximum line size that dbms_output can handle?

1070

How does postgresql compare to mysql?

992

What is database bloat?

866

What is SQL Server?

1154

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