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 5382

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

Crea, HCL,

2125

How many nested transaction can possible in sql server?

Bank Of America,

3 11093

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

1 5142

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

4 7438

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

1 5380

what is domain in database and its benefits?

2387

why we are join a tow table

1 3369

what is data integrity

Fidelity, TCS,

3 12457

what is sql optimization

Fidelity,

1 9479

what is sql profiler

Fidelity,

2 10386

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?

2216

Diference between Oracle 9i and 10G.

Baidu,

2 8264

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

Baidu,

3122

Advantages and disadvantages of stored procedures.

HCL,

2 8081

Un-Answered Questions { Databases }

How do I start tns listener?

1099

Ways to improve the performance of a SQL Azure Database?

125

What are features of mysql?

946

Define normalization.

1003

What is the use of nvl work?

1049

What are the operating modes in which database mirroring runs?

1142

What is difference between oracle and mysql?

990

Do you know what is recursion? Is it possible for a stored procedure to call itself or recursive stored procedure?

1053

How to find the duplicate rows count from employees table in oracle?

1150

how report can be generated if we have the database designed in oracle 10g?

1945

What is dbms language?

988

How to rebuild indexes with alter index ... Rebuild?

1191

How many ways to get the current time?

1015

What is the benefit of database?

934

What is different types of joins?

1081

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