DB Development Interview Questions
Questions Answers Views Company eMail

What are cursors? Explain different types of cursors?

6 23373

What are the disadvantages of cursors? How can you avoid cursors?

2 8370

Explain the general syntax for a SELECT statements covering all the options.

3 4785




What is a join and explain different types of joins?

2 3404

Can you have a nested transaction?

1 1537

What is an extended stored procedure?

1 3402

Can you instantiate a COM object by using T-SQL?

1 2389

What is the system function to get the current user's user id?

3 3795




What are triggers? How many triggers you can have on a table?

Ramco,

2 5944

There is a trigger defined for INSERT operations on a table, in an OLTP system. The trigger is written to instantiate a COM object and pass the newly insterted rows to it for some custom processing. What do you think of this implementation? Can this be implemented better?

1427

What is a self join? Explain it with an example?

TCS,

16 50578

Given an employee table, how would you find out the second highest salary?

9 8648

What is normalization? Explain different levels of normalization?

Wipro, Choice Solutions, IBM, College School Exams Tests, CG-VAK,

8 55433

What is denormalization and when would you go for it?

NBP,

9 32347

How do you implement one-to-one, one-to-many and many-to- many relationships while designing tables?

SQL Star, Flextronics, Hexaware,

1 7860


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Un-Answered Questions { DB Development }

How to combine two function together?

1155


How to use online Backups?

1143


Who are naive users?

12


How can you log an error to the server event log from a stored procedure?

49


Explain the cube operator?

43






Explain about relational operator join?

45


A) Which two are benefits of Teradata's support for ANSI Standard SQL? (Choose two.) 1.data is distributed automatically 2.queries get optimized to better plans 3.submit queries from other database systems 4.can interface with BI tools B) Which statement is true when comparing the advantages of third normal form to star schema? 1.Star schema tends to have fewer entities. 2.Star schema requires additional data storage. 3.Third normal form tends to have fewer entities. 4.Third normal form requires additional data storage. C)Which two sets of functions does the Parsing Engine (PE) perform? (Select two.) 1.sorting, formatting, and aggregating of the final answer set 2.flow control of the data to and from the participating tables 3.SQL statement interpretation, syntax validation, and semantic evaluation 4.dispatching the step execution sequence to the AMP via the BYNET D) Which two can be achieved with Teradata Active System Management (TASM)? (Choose two.) 1.disable hardware 2.react to hardware failure 3.influence response times 4.collect metadata E) Which three mechanisms can be used to ensure security within the Teradata Database? (Choose three.) 1.views 2.spool limits 3.roles 4.access rights 5.profiles

5366


What is dbms explain in brief?

11


What are the 18 schemas?

11


I have a few records all are same structures data, I want to store data in multiple targets how

1614


Explain about the database management systems.

41


Does QTP Support the Propjects which are running in Dot Net? As we are starting with new project in Dot net need to use automation tool?Please advice & let me know what would be the best.

1031


Explain about normal forms?

47


How can I detect whether a given connection is blocked?

38


In which database can extended stored procedures be added?

34