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Databases Interview Questions
Questions Answers Views Company eMail

Diff. b/w Full Outer Join And Cross Join?

 3 6473

What is Self Join?

 4 5347

what is data abstraction

Semantic Space,

3 5776

What is mutating trigger?How to avoid it??

Tech Mahindra,

3 12480

How will you fine tune a stored procedure or what are the steps that should be taken to fine tune or optimize a stored procedure?

Logitech, Mphasis,

1 15480

How do you invoke datastage using unix?

 3 5563

What would be the Expected Salary For SQL Server Developer for 3 years exp. as per indian market?

 7 10357

how to take mysql database structure backup

 6 8680

How do you start MySQL on Linux?

Cybernet,

5 6182

How to get max 100 values from sql server

 7 11404

What are the factors you will check for the performane optimization for a database query?

CarrizalSoft Technologies, DELL, SoftSol,

7 9725

IS it possible to built the oracle database without setting the kernal parameters?

EDS,

1763

I am using SQL Server 2005, I have some select and update statements in my query with WHERE clause I want to prevent these queries from SQL injection attacks. What are the steps and precautions to be taken for SQL Injection attacks? Does anybody have suggestions? Thanks in advance,

 2 4280

write a query to find out the no. of employees whose age is less than 25 and max of salary for the employees belonging to a particular department is less than 20000

 6 20495

I know that i can create a table without a primary key.But is there any significance for that table???? while creating an application.

 6 6520

Un-Answered Questions { Databases }

What types of questions are asked in NIC(Natinal Informatics Centre)'s interview?If any one has any information about this,I would be very thankful to him/her.....

1431

What is PL/SQL Records?

629

What is ibdata1?

508

State the difference between union and union all?

523

How you would rewrite the sql query to return the customerid sorted numerically?

575




Can I delete event logs?

544

what is the different between now() and current_date()? : Sql dba

526

What is 3nf normalization?

568

Do accountants use microsoft access?

446

Explain types of indexing in dbms?

533

Can you please explain the difference between function and stored procedure?

544

Explain the terms specialization and generalization.

523

How to apply filtering criteria at group level in oracle?

587

Can you tell a way to know the number of days between the two given dates in php?

587

Is mongodb normalized?

1

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