diff options
Diffstat (limited to 'db/migrate/20170330021336_add_counter_caches.rb')
| -rw-r--r-- | db/migrate/20170330021336_add_counter_caches.rb | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/db/migrate/20170330021336_add_counter_caches.rb b/db/migrate/20170330021336_add_counter_caches.rb new file mode 100644 index 000000000..cf064b9e1 --- /dev/null +++ b/db/migrate/20170330021336_add_counter_caches.rb @@ -0,0 +1,13 @@ +class AddCounterCaches < ActiveRecord::Migration[5.0] + def change + 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); |