class ActiveRecord::ConnectionAdapters::PostgreSQL::AlterTable
Active Record PostgreSQL Adapter Alter Table
Inherits From
-
class
ActiveRecord::
ConnectionAdapters:: AlterTable
Attributes
[R] | constraint_validations |
|
[R] | exclusion_constraint_adds |
|
[R] | unique_constraint_adds |
Public class methods
Source code GitHub
# File activerecord/lib/active_record/connection_adapters/postgresql/schema_definitions.rb, line 365
def initialize(td)
super
@constraint_validations = []
@exclusion_constraint_adds = []
@unique_constraint_adds = []
end
Public instance methods
Source code GitHub
# File activerecord/lib/active_record/connection_adapters/postgresql/schema_definitions.rb, line 376
def add_exclusion_constraint(expression, options)
@exclusion_constraint_adds << @td.new_exclusion_constraint_definition(expression, options)
end
Source code GitHub
# File activerecord/lib/active_record/connection_adapters/postgresql/schema_definitions.rb, line 380
def add_unique_constraint(column_name, options)
@unique_constraint_adds << @td.new_unique_constraint_definition(column_name, options)
end
Source code GitHub
# File activerecord/lib/active_record/connection_adapters/postgresql/schema_definitions.rb, line 372
def validate_constraint(name)
@constraint_validations << name
end