Files
danbooru/db/migrate/20181108205842_drop_post_count_from_pools.rb
2018-11-08 14:24:45 -08:00

15 lines
341 B
Ruby

class DropPostCountFromPools < ActiveRecord::Migration[5.2]
def up
Pool.without_timeout do
remove_column :pools, :post_count
end
end
def down
Pool.without_timeout do
add_column :pools, :post_count, :integer, default: 0, null: false
Pool.update_all("post_count = cardinality(post_ids)")
end
end
end