From 03fb6c16ecc3c36104185507d601af87edecc655 Mon Sep 17 00:00:00 2001 From: Eugen Rochko Date: Thu, 30 Mar 2017 16:06:27 +0200 Subject: Fix up null values on latest migration, add notes --- db/migrate/20170330021336_add_counter_caches.rb | 14 +++++++++----- 1 file changed, 9 insertions(+), 5 deletions(-) (limited to 'db/migrate') diff --git a/db/migrate/20170330021336_add_counter_caches.rb b/db/migrate/20170330021336_add_counter_caches.rb index 5da9a87ea..cf064b9e1 100644 --- a/db/migrate/20170330021336_add_counter_caches.rb +++ b/db/migrate/20170330021336_add_counter_caches.rb @@ -1,9 +1,13 @@ class AddCounterCaches < ActiveRecord::Migration[5.0] def change - add_column :statuses, :favourites_count, :integer - add_column :statuses, :reblogs_count, :integer - add_column :accounts, :statuses_count, :integer - add_column :accounts, :followers_count, :integer - add_column :accounts, :following_count, :integer + add_column :statuses, :favourites_count, :integer, null: false, default: 0 + add_column :statuses, :reblogs_count, :integer, null: false, default: 0 + add_column :accounts, :statuses_count, :integer, null: false, default: 0 + add_column :accounts, :followers_count, :integer, null: false, default: 0 + add_column :accounts, :following_count, :integer, null: false, default: 0 end end + +# To make the new fields contain correct data: +# update statuses set favourites_count = (select count(*) from favourites where favourites.status_id = statuses.id), reblogs_count = (select count(*) from statuses as reblogs where reblogs.reblog_of_id = statuses.id); +# update accounts set statuses_count = (select count(*) from statuses where account_id = accounts.id), followers_count = (select count(*) from follows where target_account_id = accounts.id), following_count = (select count(*) from follows where account_id = accounts.id); -- cgit