SQL Server FAQs - Introduction to NULL Values http://dba.fyicenter.com/faq/sql_server_2/Introduction_to_NULL_Values.html A collection of 11 FAQs on working with NULL values. Clear explanations and tutorial exercises are provided on assigning NULL values to columns, variables and parameters; evaluating expressions with NULL values; testing NULL values; ISNULL() and NULLIF() functions. Please visit this Website.: http://dba.fyicenter.com/faq/sql_server_2/Introduction_to_NULL_Values.html TThank you, Team DBAFYI - DBA Resource Center http://dba.fyicenter.com
