From 10c77b95eeddf3229dbcdcb5169b2df06ea184a7 Mon Sep 17 00:00:00 2001 From: echarp Date: Sun, 21 Jan 2018 13:29:24 +0100 Subject: [PATCH] Optimising DB queries: sub regions are eager loaded --- app/views/regions/_filter.haml | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/app/views/regions/_filter.haml b/app/views/regions/_filter.haml index a4a10ce2..4667a6ad 100644 --- 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)