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2010 Mar 18
5
One-time script to update 1000s of values in a single column in a table: nil error?
...oller called fix_controller.rb. I don''t have access to the live system, so the idea is that an admin will go to http://url/fix and a script will run to check and potentially update the "strength" value for every record in the stocks table. fix_controller.rb ^^^^^^^^^^^^^^^ class FixController < ApplicationController def index stocks = Stock.find(:all) stocks.each do |s| if s.strength.nil? || s.strength == '''' puts ''nothing to update'' else s.update_units end end end end Stock.rb ^^^^^^^^^...