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

Oracle (3253)
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

Which Oracle App Is Most Popular One ?

3 5409

can any body tell me how to know the password of current user in sql server

Crea, HCL,

1 2129

How many nested transaction can possible in sql server?

Bank Of America,

3 11110

hi,i want t0 knom d syntax for a super key with an example

1 5154

how to find 2nd highest salary in random database salary of employer.....

4 7452

whats the difference between join command and Cartesian product using example?

1 5390

what is domain in database and its benefits?

2399

why we are join a tow table

1 3383

what is data integrity

Fidelity, TCS,

3 12483

what is sql optimization

Fidelity,

1 9491

what is sql profiler

Fidelity,

2 10398

There are three servers are run by Oracle, MS Access and .Net. What are the procedure fetching the values of two variables from two servers among these?

1 2224

Diference between Oracle 9i and 10G.

Baidu,

2 8279

What are the consideration at tehe migration of Oracle 9i to 10G.

Baidu,

1 3128

Advantages and disadvantages of stored procedures.

HCL,

2 8100

Un-Answered Questions { Databases }

What is the current version of postgresql?

1144

What is oracle latest version?

1157

in user parameter property we have list of values.can we write select query for binding? for example:: select empno from emp where deptno=:deptnum :deptnum is first parameter it displays distinct dept nos. if i do like this it is giving error:: bind variables are not allowed in the select statement

2202

How to convert numeric expression data types using the cast() function?

1135

How to convert character strings into numeric values?

1170

If a cursor is open, how can we find in a pl/sql block?

1226

what is the Ticketing tool used in Wipro technologies at Bangalore...???

8210

What is standby servers? Explain types of standby servers.

1067

Why use identity in sql server?

1185

in oracle BPM composer in part BA model on design model in enterprise model i cannot connection with value chain model work not links in part properties do you can me help me?

1593

How do I find the sql server version?

1096

Can sql servers link to other servers like oracle?

900

Does any body has ORACLE Certification Dumps or Materials on 9i DBA, 10G DBA, Internet Application Developer, OCP 8i to 10g DBA Upgrade, Oracle 11i if any body have it, please kindly drop an email to: taruni_2k8@yahoo.com

2174

What is normalization and what are the advantages of it?

1042

How to define array in mongoose schema?

For More Un-Answered { Databases } Questions Click Here