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Diffstat (limited to 'guides/source/active_record_validations.md')
| -rw-r--r-- | guides/source/active_record_validations.md | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/guides/source/active_record_validations.md b/guides/source/active_record_validations.md index 0fda7c5cfd..e68f34dd5d 100644 --- a/guides/source/active_record_validations.md +++ b/guides/source/active_record_validations.md @@ -639,7 +639,7 @@ class Holiday < ApplicationRecord message: "should happen once per year" } end ``` -Should you wish to create a database constraint to prevent possible violations of a uniqueness validation using the `:scope` option, you must create a unique index on both columns in your database. See [the MySQL manual](http://dev.mysql.com/doc/refman/5.7/en/multiple-column-indexes.html) for more details about multiple column indexes or [the PostgreSQL manual](https://www.postgresql.org/docs/current/static/ddl-constraints.html) for examples of unique constraints that refer to a group of columns. +Should you wish to create a database constraint to prevent possible violations of a uniqueness validation using the `:scope` option, you must create a unique index on both columns in your database. See [the MySQL manual](https://dev.mysql.com/doc/refman/5.7/en/multiple-column-indexes.html) for more details about multiple column indexes or [the PostgreSQL manual](https://www.postgresql.org/docs/current/static/ddl-constraints.html) for examples of unique constraints that refer to a group of columns. There is also a `:case_sensitive` option that you can use to define whether the uniqueness constraint will be case sensitive or not. This option defaults to @@ -934,7 +934,7 @@ end ### Using a Proc with `:if` and `:unless` -Finally, it's possible to associate `:if` and `:unless` with a `Proc` object +It is possible to associate `:if` and `:unless` with a `Proc` object which will be called. Using a `Proc` object gives you the ability to write an inline condition instead of a separate method. This option is best suited for one-liners. @@ -1044,7 +1044,7 @@ own custom validators. You can also create methods that verify the state of your models and add messages to the `errors` collection when they are invalid. You must then register these methods by using the `validate` -([API](http://api.rubyonrails.org/classes/ActiveModel/Validations/ClassMethods.html#method-i-validate)) +([API](https://api.rubyonrails.org/classes/ActiveModel/Validations/ClassMethods.html#method-i-validate)) class method, passing in the symbols for the validation methods' names. You can pass more than one symbol for each class method and the respective |