所以我一直在尝试测试以下简单的脚本标题procedure.rb
class Procedure < ActiveRecord::Base
def fetch__records
selection = connection.execute("SELECT * From users WHERE name = test AND password = password")
if (selection != nil)
puts "It works."
else
puts "It fails."
end
end
end
它只是向用户表发送一个简单的 SQL 选择语句,但每次我运行
rails runner "Procedure.fetch_records"
我收到以下错误
undefined method `fetch_records' for Procedure(Table doesn't exist):Class (NoMethodError)
我看了一下这个问题并将其更改为 fetch_records 定义为
def self.fetch_records
但我仍然收到同样的错误。为什么它在 undefined 中说 fetch_records?