Multiple scope uniqueness validation

Multiple scope uniqueness validation

search resultsruby on rails - Multiple scope uniqueness validation - Stack
...
I wanted to clarify the behavior of multi-scope uniqueness validation. The
documentation says: Or even multiple scope parameters. For example, making
sure that a ...
stackoverflow.com/.../multiple-scope-​uniqueness-validation - Cached

ruby on rails - Validate uniqueness for multiple columns ...
I guess there is no built-in support to specifying column names for
uniqueness validation ... first_name, :uniqueness, :scope ... Multiple
scope uniqueness validation. 1.
stackoverflow.com/.../validate-​uniqueness-for-multiple... - Cached

ActiveRecord::Validations::ClassMethods - Ruby on Rails ...
Or even multiple scope parameters. ... scope - One or more columns by
which to limit the scope of the uniqueness ... skips this validation if
the attribute ...
api.rubyonrails.org/classes/​ActiveRecord/Validations/... - Cached

validates_uniqueness_of (ActiveModel::Validations ...
It can also validate whether the value of the specified attributes are
unique based on multiple scope ... the scope of the uniqueness ...
validation if the attribute ...
apidock.com/.../Validations/.../​validates_uniqueness_of - Cached

validates_uniqueness_of and Multiple Columns - Ruby Forum
... Ruby on Rails validates_uniqueness_of and Multiple ... Look > into the
ActiveRecord validation docs on how to do that ... scope
validates_uniqueness ...
www.ruby-forum.com/topic/126139 - Cached

Holistic Data Management - Wikipedia, the free encyclopedia
HDM framework|Implementing the HDM framework|See also|External links... is
the logical boundary representing a collection of multiple data network
scope ... Data validation – This user interface ... and some uniqueness in
...
en.wikipedia.org/wiki/Holistic_Data_​Management - CachedMore results
from en.wikipedia.org »Page 4 - Validation and the Active Record
Validation and the Active Record. In ... whether the value of the
specified attributes are unique based on multiple scope ... uniqueness_of
:teacher_id, :scope ...
www.devarticles.com/c/a/Ruby-on-Rails/​Validation-and-the... - Cached

validates_uniqueness_of (ActiveRecord::Validations ...
Or even multiple scope parameters. ... scope - One or more columns by
which to limit the scope of the uniqueness ... skips this validation if
the attribute ...
apidock.com/rails/ActiveRecord/​ConnectionAdapters/Schema... - Cached

[SOLVED] Validating uniqueness of multiple fields before ...
Anyway what I want is when I submit the form if the two tasks are the same
then it will throw up a validation error, only within the scope ...
uniqueness of multiple ...
railsforum.com/viewtopic.php?id=34469 - Cached

XML.com
Scope of Uniqueness. ... The trick is that a keyref can't be defined to
traverse multiple scopes. ... , validation would not catch the problem.
...
www.xml.com/pub/a/2002/12/04/​normalizing.html?page=2 - Cached