[AccessD] SQL Server: Crosstab (pivot)

jwcolby jwcolby at colbyconsulting.com
Wed Aug 15 09:23:38 CDT 2012


I use a hash function built into SQL Server.

John W. Colby
Colby Consulting

Reality is what refuses to go away
when you do not believe in it

On 8/14/2012 2:57 PM, Jim Lawrence wrote:
> I wonder if the hashes are truly unique. Have you tested the results?
>
> Recently, I was working on a client's project but it took a long time to
> create an algorithm that generated a hash that did not have too many false
> duplicates. The hash needed was about 30 characters but the table record
> count was only about 400K...small compared to your files.
>
> Jim



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