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序号 问题名称 标记tag
1 Rails 3数据类型?  ( Rails 3 datatypes? ) rails-activerecord
2 无法以表格工作  ( Can't get association working in form ) rails-activerecord
3 在ID在那里获得“表格未知的主键”  ( Getting “Unknown primary key for table” while the ID is there ) rails-activerecord
4 如果我命名表大小将与方法大小冲突?  ( If I name a table sizes will it conflict with the method sizes? ) rails-activerecord
5 处理急切加载和未保存的相关记录  ( Handling eager loading and unsaved associated records ) rails-activerecord
6 将铁路学习和开发障碍从形式交叉到更多的肠道物体  ( crossing the rails learning and development barrier from forms to more intesting objects ) rails-activerecord
7 如何跳过ActiveRecord回调? [复制]  ( How to skip ActiveRecord callbacks? [duplicate] ) rails-activerecord
8 验证严格的自定义异常不起作用  ( validate strict with custom exception not working ) rails-activerecord
9 活动记录加入大多数关联对象属性  ( Active Record Join with most recent association object attribute ) rails-activerecord
10 更新相关的“最新”型号  ( Update associated 'latest' model ) rails-activerecord
11 has_many:通过展示查看  ( has_many :through show view ) rails-activerecord
12 来自attr_accessor的财产不会显示我的json时  ( Property from attr_accessor does not show when I render json ) rails-activerecord
13 分享活动记录属性翻译的最佳实践  ( Best practice for sharing translation of Active Record attributes ) rails-activerecord
14 如何链断范围查询或代替和?  ( How to chain scope queries with OR instead of AND? ) rails-activerecord
15 将多个命名范围与或  ( Combining multiple named scopes with OR ) rails-activerecord
16 Rails where()和时区  ( Rails where() and timezones ) rails-activerecord
17 检测has_one中的更改:通过关联  ( Detect changes in a has_one :through association ) rails-activerecord
18 如何在rails中的同一表中的条件下获取一列的总和?  ( How do I get sum of a column with different where conditions on the same table in rails? ) rails-activerecord
19 如何在Rails迁移中编写SQL  ( How to write SQL in a migration in Rails ) rails-activerecord
20 Rails Active Record Group或忽略查询的重复结果  ( Rails Active Record group or ignore duplicate results from query ) rails-activerecord
21 rails无法从记录中删除“ r n”  ( Rails Can't remove “ ” from record ) rails-activerecord
22 与用户模型保持距离属性  ( Keeping distance attribute with user model ) rails-activerecord
23 定义到一组相关记录的订单  ( Defining an order to a set of associated records ) rails-activerecord
24 将列类型更改为Rails中的较长字符串  ( Changing a column type to longer strings in rails ) rails-activerecord
25 如何使用特定的COLLATE创建迁移?  ( How to create migrations with specific COLLATE? ) rails-activerecord
26 主动记录不会转换为“和”组合错误闪存消息  ( Active Record doesn't translate “and” for combined error flash message ) rails-activerecord
27 筛选到A通过连接很多  ( Filter on a has many through connection ) rails-activerecord
28 创建ActiveRecord对象时连接登记  ( ConnectionNotEstablished when creating ActiveRecord object ) rails-activerecord
29 如何为物理治疗师定义此轨道应用程序的模型关系?  ( How to define model relationships for this Rails app for physiotherapists? ) rails-activerecord
30 如何在Rails 4中的多态嵌套关系中获得所有对象  ( How get all the objects in a polymorphic nested relationship in Rails 4 ) rails-activerecord

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