From 62cd4c8d7b70685a10e459178c4c062404bf25f6 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Javi=20Mart=C3=ADn?= Date: Tue, 9 Apr 2024 15:53:57 +0200 Subject: [PATCH] Add indices to stats temporary tables Since we're doing many queries to get stats for each age group and each geozone, testing shows these indices make stats calculation about 25% faster on processes with 100,000 participants. --- app/models/concerns/statisticable.rb | 2 ++ 1 file changed, 2 insertions(+) diff --git a/app/models/concerns/statisticable.rb b/app/models/concerns/statisticable.rb index 826d7dc68..9d47720ee 100644 --- a/app/models/concerns/statisticable.rb +++ b/app/models/concerns/statisticable.rb @@ -174,6 +174,8 @@ module Statisticable temporary: true, as: participants_from_original_table.to_sql ) + User.connection.add_index participants_table_name, :date_of_birth + User.connection.add_index participants_table_name, :geozone_id end def drop_participants_table