1. ==========================
    
  2. Django 2.0.9 release notes
    
  3. ==========================
    
  4. 
    
  5. *October 1, 2018*
    
  6. 
    
  7. Django 2.0.9 fixes a data loss bug in 2.0.8.
    
  8. 
    
  9. Bugfixes
    
  10. ========
    
  11. 
    
  12. * Fixed a race condition in ``QuerySet.update_or_create()`` that could result
    
  13.   in data loss (:ticket:`29499`).