[-bug] purge_user_table task was inefficient. It performs large number of SQL...
[-bug] purge_user_table task was inefficient. It performs large number of SQL queries on the site managing many lists. Fixed by accessing database directly and performing single query instead of recurring over all lists. Database structure was changed: last_active_date_user field was added. git-svn-id: https://subversion.renater.fr/sympa/branches/sympa-6.2-branch@11899 05aa8bb8-cd2b-0410-b1d7-8918dfa770ce