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

What are the differences between MySQL_fetch_array(), MySQL_fetch_object(), MySQL_fetch_row()?

2 8504

Explain MySQL optimization?

1 6170

The table tbl_sites contains the following data: ----------------------------------------------------- Userid sitename country ------------------------------------------------------ 1 sureshbabu indian 2 PHPprogrammer andhra 3 PHP.net usa 4 PHPtalk.com germany 5 MySQL.com usa 6 sureshbabu canada 7 PHPbuddy.com pakistan 8. PHPtalk.com austria 9. PHPfreaks.com sourthafrica 10. PHPsupport.net russia 11. sureshbabu australia 12. sureshbabu nepal 13. PHPtalk.com italy Write a select query that will displayed the duplicated site name and how many times it is duplicated?

Afixi, GE,

4 9913

What are the differences between Database Trigger and Integrity constraints ?

Synergy,

2 7709

About types of indexes in SQL server ?

Cognizant,

2 7932

Difference between writing SQL query and stored procedure ?

Cognizant, Infosys, TCS, Veritas,