Sha256: b01c6f528441519805789afc146e57a94f3468d5aa1b2b6f380a2bf1df9a9322
Contents?: true
Size: 303 Bytes
Versions: 5
Compression:
Stored size: 303 Bytes
Contents
class LastActivity < ActiveRecord::Migration def self.up add_column :elts, :last_activity, :datetime execute 'UPDATE elts SET last_activity = (SELECT MAX(created_on) FROM elts c WHERE elts.lft <= c.lft AND c.rgt <= elts.rgt)' end def self.down remove_column :elts, :last_activity end end
Version data entries
5 entries across 5 versions & 1 rubygems