Saad Zaher 528f3234e9 Allow using different database backends ... Abstract storage configuration section to load different database backend drivers. so we can keep supporting elasticsearch for a while after moving to oslo.db also this will help in adding API v2 as the elasticsearch driver will be changed. Each db driver will register it's configuration on the run time. Change-Id: Ie861e569f4add783c6f580cd0c08ed0fb3440151		2017-03-15 19:20:56 +00:00
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freezer	Allow using different database backends	2017-03-15 19:20:56 +00:00