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

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Databases Interview Questions

Questions Answers Views Company eMail

Explain about service Broker functions?

1 1097

Can you tell me about the concept of ER diagrams?

1 1133

What are different type of Collation Sensitivity?

1 1058

Which one is faster delete/truncate? Why?

Infosys,

1 1919

Difference between DELETE and TRUNCATE?

TCS,

1 1106

What is Cross Join and in which scenario do we use Cross Join?

QuestPond,

1 1069

What is a View ? Can we insert, Update and delete a view?

Arigo Infotech,

1 1072

What is Dependency Injection and provide example?

1 1187

Can two different columns be merged into single column? Show practically?

QuestPond,

1 1134

What is the difference between DataRow.Delete() and DataRow.Remove()?

1 1286

What is the difference between a "where" clause and a "having" clause?

1 1218

Explain Normalization and DE normalization

iNautix,

1 1175

Is INSTEAD OF trigger directly applicable to Table ?

1 1079

difference between Clustered index and non clustered index ?

Infosys,

1 1044

What are indexers?

1 1144

Un-Answered Questions { Databases }

Which statement is used in a select query for partial matching?

1232

How do I find the sql server version?

1096

Please send me Informatica 8.1 certification dumps, my mail id mona85gupta@gmail.com

1930

Hi , any one can help me on the same,this is regarding the Informatica Function doc,i want to know how developer is will develop the mapping. pl forwar the any function doc .just for my references. svlc75@yahoo.co.in

2089

How to start an oracle instance?

1086

What is a coalesce function?

1261

What is a view in sql?

1033

Is there some bulk load or other way to import a lot of data fast?

923

How to put more than 1000 values into an oracle in clause?

1095

What are the different SQL Server Versions you have worked on?

1071

What is standby servers? Explain types of standby servers.

1067

Were you involved in any data conversion, which one?

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

1225

Can you index views?

946

1. What is Container? 2. Tell me about your project? 3. Which container you are used in your project? 4. What is Surrogate key? 5. How you are implemented it? 6. Difference between Server job and Parallel job? 7. What is your Target Database? 8. What is Source System? 9. Difference between Join and Lookup? 10. Are you maintaining historical data? What is the logic used to maintained to historical data? 11. Do you have documents for mapping?

1841

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