Cool.  Though I would prefer Jesse Weaver get all/joint credit for it.  I really just changed his sql a bit.

On Mon, Jan 9, 2012 at 2:31 PM, Liz Rea <lrea@nekls.org> wrote:
And you know what, that one isn't in the report library so I added it for you. :)

You can see it here:
http://wiki.koha-community.org/wiki/SQL_Reports_Library#Active_Patrons

Thanks!

Liz Rea
lrea@nekls.org




On Jan 9, 2012, at 2:36 PM, Mike Hafen wrote:

> SELECT YEAR(issuedate), MONTH(issuedate), categorycode, COUNT(DISTINCT borrowernumber)
> FROM (
>   SELECT issuedate, borrowernumber FROM old_issues
>  UNION ALL
>   SELECT issuedate, borrowernumber FROM issues
> ) AS all_issues
> LEFT JOIN borrowers USING (borrowernumber)
> GROUP BY YEAR(issuedate), MONTH(issuedate), categorycode