Rails when is after save called

Active 3 months ago. Viewed 39k times. Improve this question. Arslan Ali Haseeb Ahmad Haseeb Ahmad 5, 9 9 gold badges 40 40 silver badges bronze badges. Add a comment. Active Oldest Votes. Improve this answer. Joshua Pinter Dusht Dusht 3, 3 3 gold badges 16 16 silver badges 23 23 bronze badges. I am not able to understand this statement. Can anyone describe in other words? But, you can use on: option to specify which you are interested in.

Very useful to know when working with ActiveStorage, thanks. Arvind singh Arvind singh 1, 13 13 silver badges 15 15 bronze badges. Sign up or log in Sign up using Google. Sign up using Facebook. Sign up using Email and Password. Post as a guest Name. Email Required, but never shown. The Overflow Blog. If you would like to exclude destroy , you can use the following syntax. To make matters more complicated, callbacks are not called whenever something in your database changes.

Any query made directly in SQL or through another application will not trigger your callbacks. The methods below are all implemented as a SQL query, with no callbacks invoked:. There is also the unique method touch , which invokes some callbacks, but not others. If you want to invoke callbacks, use the guide below to convert. In some cases, we are also making quite a few more SQL queries. Learning the nuances of ActiveRecord callbacks is interesting, but you need to put that knowledge to use.

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