What is the difference between char, varchar and nvarchar?
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How are the unique and primary key constraints different?
if 3 duplicate records in a table,i want to delete 2 duplicate records by keeping 1 duplicate and 1 original as it is,how?
Explain error handling in ssis?
What is transaction server isolation?
Why should one not prefix user stored procedures with ‘sp_’?
What is the purpose of a table?
How to retrieve field values using mssql_result()?
How do you trace the traffic hitting a sql server?
What are the different index configurations a table can have?
Explain the characteristics of a transaction server for example atomicity, consistency, isolation, durability?
What is a constant or literal in ms sql server?
Disadvantages of the indexes?
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