代码如下:
require 'rubygems'
require 'active_record'
ActiveRecord::Base.establish_connection(
:adapter => "sqlite3" ,
:database => "db/development.sqlites3"
)
class Product < ActiveRecord::Base
end
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我正好做了类似的事情,给你参考:
你确定数据库里有这个表?
rake db:create
rake db:migrate