method
unique_constraint_for
rails latest stable - Class:
ActiveRecord::ConnectionAdapters::PostgreSQL::SchemaStatements
unique_constraint_for(table_name, **options)public
No documentation available.
# File activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb, line 1059
def unique_constraint_for(table_name, **options)
name = unique_constraint_name(table_name, **options) unless options.key?(:column)
unique_constraints(table_name).detect { |unique_constraint| unique_constraint.defined_for?(name: name, **options) }
end