Optimising DB queries: sub regions are eager loaded

2018-01-21 13:29:24 +01:00 · 2018-01-21 13:29:24 +01:00 · 10c77b95ee
parent 18b1669715
commit 10c77b95ee
1 changed files with 1 additions and 1 deletions
--- a/app/views/regions/_filter.haml
+++ b/app/views/regions/_filter.haml
@ -1,4 +1,4 @@
 -# Choose a region to filter events with
 %nav.region_filter
  %ul= render partial: '/regions/filter_region',
-    collection: Region.where(region: nil)
+    collection: Region.where(region: nil).includes(:regions)