Optimized a bit handle() of sqlmigrate management command.
Optimized a bit handle() of sqlmigrate management command.

django/django,kaedroho/django,felixxm/django,rsalmaso/django,manhhomienbienthuy/django,shaib/django,atul-bhouraskar/django,MarkusH/django,felixxm/django,django/django,auvipy/django,atul-bhouraskar/django,dsanders11/django,apollo13/django,manhhomienbienthuy/django,solarissmoke/django,shaib/django,freakboy3742/django,adamchainz/django,takis/django,claudep/django,django/django,koordinates/django,auvipy/django,blighj/django,apollo13/django,atul-bhouraskar/django,apollo13/django,dsanders11/django,claudep/django,rsalmaso/django,elena/django,takis/django,claudep/django,monetate/django,monetate/django,blighj/django,freakboy3742/django,pauloxnet/django,googleinterns/django,rsalmaso/django,MarkusH/django,pauloxnet/django,manhhomienbienthuy/django,elena/django,felixxm/django,kaedroho/django,theo-l/django,freakboy3742/django,monetate/django,django/django,elena/django,dsanders11/django,koordinates/django,googleinterns/django,manhhomienbienthuy/django,apollo13/django,wkschwartz/django,solarissmoke/django,solarissmoke/django,pauloxnet/django,monetate/django,wkschwartz/django,googleinterns/django,MarkusH/django,theo-l/django,theo-l/django,theo-l/django,rsalmaso/django,wkschwartz/django,ghickman/django,koordinates/django,blighj/django,MarkusH/django,googleinterns/django,claudep/django,shaib/django,pauloxnet/django,wkschwartz/django,shaib/django,auvipy/django,adamchainz/django,dsanders11/django,koordinates/django,atul-bhouraskar/django,adamchainz/django,takis/django,kaedroho/django,ghickman/django,adamchainz/django,blighj/django,auvipy/django,elena/django,ghickman/django,takis/django,solarissmoke/django,ghickman/django,felixxm/django