Fixed #14517 -- Corrected the exception that is caught when testing for the availability of STDDEV operations. Thanks to agabel for the report.
Fixed #14517 -- Corrected the exception that is caught when testing for the availability of STDDEV operations. Thanks to agabel for the report.

--HG--
extra : convert_revision : svn%3Abcc190cf-cafb-0310-a4f2-bffc1f526a37/django/trunk%4014375

adieu/django-nonrel,adieu/django-nonrel,adieu/django-nonrel