Sha256: 17f35d8084a16d26b6f929037bc5e1feff96ae154a7f394e98a292195fd0ea46
Contents?: true
Size: 404 Bytes
Versions: 6
Compression:
Stored size: 404 Bytes
Contents
class EltChildrenCount < ActiveRecord::Migration def self.up add_column :elts, :elts_count, :integer, :default => 0 execute 'UPDATE elts SET elts_count = (SELECT COUNT(*) FROM elts e2 WHERE e2.parent_id = elts.id)' add_index "elts", ["lft"], :name => "elts_lft_key" add_index "elts", ["parent_id"], :name => "elts_parent_key" end def self.down remove_column :elts, :elts_count end end
Version data entries
6 entries across 6 versions & 1 rubygems