The first thing that jumps out at me would be to have hidden form fields 
in the form that contain the original values.  Then, when you're 
processing the form any value that doesn't match its corresponding 
hidden value has been changed. 

thanks,

eric cobb
ecar technologies, llc
http://www.cfgears.com



Blizzm wrote:
> We have several lengthy forms that are going to be used for updating records 
> and various data.  We are also looking at recording which form fields have 
> been updated. Is there a means for updating only those records which have 
> changed?  
>
> I was thinking of looping through a form collection, comparing submitted vs. 
> existing database values, storing any changed values and then having a CFC 
> process the SQL update.  If this is a good starting point, how would I be 
> able to update only those fields that need to be changed? 
>
> For example if I have 100 fields and only 10 have been updated, how can I 
> write a query to update only those 10 fields?
>
> Thanks in advance.
>
>
>
>    
>
> 

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