rails belongs_to touch

相關問題 & 資訊整理

rails belongs_to touch

跳到 belongs_to Association Reference - The belongs_to association creates a one-to-one match with ... belongs_to :author , touch: :books_updated_at ,. ,has_one 關聯建立兩個Model 之間的一對一關係,但語義和結果與 belongs_to 不同。 ... touch 為 true 時,儲存或刪除關聯物件時,關聯物件的 updated_at 或 ... ,So a class that defines a belongs_to :taggable, polymorphic: true association will ... If true, the associated object will be touched (the updated_at/on attributes set ... , There was a similar issue https://github.com/rails/rails/issues/26726 . That issue was associated with accepts_nested_attributes_for , but I am ..., There was a similar issue https://github.com/rails/rails/issues/26726 . That issue was associated with accepts_nested_attributes_for , but I am ..., class Model < ActiveRecord::Base belongs_to :article before_save :touch_public_parent def touch_public_parent article.touch if article ...,跳到 belongs_to 的設定 - 在Rails 5.1 之後的版本,belongs_to 關聯的model 預設改成必填 ... touch. 這會在修改時,也順道修改關聯資料的 updated_at 時間: ,Ruby on Rails latest stable (v5.2.3) - 0 notes - Class: ActiveRecord::Persistence ... class Brake < ActiveRecord::Base belongs_to :car, touch: true end class Car ... , 1 Answer. :touch If true, the associated object will be touched (the updated_at/on attributes set to now) when this record is either saved or destroyed. If you specify a symbol, that attribute will be updated with the current time in addition to the upda, 1 Answer. :touch If true, the associated object will be touched (the updated_at/on attributes set to now) when this record is either saved or destroyed. If you specify a symbol, that attribute will be updated with the current time in addition to the upda

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rails belongs_to touch 相關參考資料
Active Record Associations — Ruby on Rails Guides

跳到 belongs_to Association Reference - The belongs_to association creates a one-to-one match with ... belongs_to :author , touch: :books_updated_at ,.

https://guides.rubyonrails.org

Active Record 關聯— Ruby on Rails 指南

has_one 關聯建立兩個Model 之間的一對一關係,但語義和結果與 belongs_to 不同。 ... touch 為 true 時,儲存或刪除關聯物件時,關聯物件的 updated_at 或&nbsp;...

https://rails.ruby.tw

belongs_to (ActiveRecord::Associations::ClassMethods ...

So a class that defines a belongs_to :taggable, polymorphic: true association will ... If true, the associated object will be touched (the updated_at/on attributes set&nbsp;...

https://apidock.com

belongs_to touch: true not fired on association.build and ...

There was a similar issue https://github.com/rails/rails/issues/26726 . That issue was associated with accepts_nested_attributes_for , but I am&nbsp;...

https://stackoverflow.com

belongs_to touch: true not fired on association.build and nested ...

There was a similar issue https://github.com/rails/rails/issues/26726 . That issue was associated with accepts_nested_attributes_for , but I am&nbsp;...

https://stackoverflow.com

How to &quot;touch&quot; a parent model of a `belongs_to` association only ...

class Model &lt; ActiveRecord::Base belongs_to :article before_save :touch_public_parent def touch_public_parent article.touch if article&nbsp;...

https://stackoverflow.com

Ruby on Rails 實戰聖經| ActiveRecord - 資料表關聯

跳到 belongs_to 的設定 - 在Rails 5.1 之後的版本,belongs_to 關聯的model 預設改成必填 ... touch. 這會在修改時,也順道修改關聯資料的 updated_at 時間:

https://ihower.tw

touch (ActiveRecord::Persistence) - APIdock

Ruby on Rails latest stable (v5.2.3) - 0 notes - Class: ActiveRecord::Persistence ... class Brake &lt; ActiveRecord::Base belongs_to :car, touch: true end class Car&nbsp;...

https://apidock.com

When is touch for a belongs_to in Rails triggered? - Stack ...

1 Answer. :touch If true, the associated object will be touched (the updated_at/on attributes set to now) when this record is either saved or destroyed. If you specify a symbol, that attribute will b...

https://stackoverflow.com

When is touch for a belongs_to in Rails triggered? - Stack Overflow

1 Answer. :touch If true, the associated object will be touched (the updated_at/on attributes set to now) when this record is either saved or destroyed. If you specify a symbol, that attribute will b...

https://stackoverflow.com