SQL Date types performance

[menny_ed]

Hi.
I want to change a column in a table from BIGINT to DECIMAL or NUMERIC.
But i wonder, what is the performance loss when doing sorts,filters, arithmetic operations (like multiply and adds) on these data types (dec and numerics)

thanks

[aquafin]

hi
check this :

http://www.sql-server-performance.com/datatypes.asp



Best Regards