method

set_primary_key

v3.1.0 - Show latest stable - 0 notes - Class: ActiveRecord::AttributeMethods::PrimaryKey::ClassMethods

1.0.0
1.1.6
1.2.6
2.0.3
2.1.0
2.2.1
2.3.8
3.0.0 (0)
3.0.9 (-2)
3.1.0 (0)
3.2.1 (-38)
3.2.8 (0)
3.2.13 (0)
4.0.2
4.1.8
4.2.1
4.2.7
4.2.9
5.0.0.1
5.1.7
5.2.3
6.0.0
6.1.3.1
6.1.7.7
7.0.0
7.1.3.2
7.1.3.4
What's this?

set_primary_key(value = nil, &block) public

Sets the name of the primary key column to use to the given value, or (if the value is nil or false) to the value returned by the given block.

class Project < ActiveRecord::Base
  set_primary_key "sysid"
end

Show source

# File activerecord/lib/active_record/attribute_methods/primary_key.rb, line 64
        def set_primary_key(value = nil, &block)
          @quoted_primary_key = nil
          @primary_key ||= ''
          self.original_primary_key = @primary_key
          value &&= value.to_s
          connection_pool.primary_keys[table_name] = value
          self.primary_key = block_given? ? instance_eval(&block) : value
        end

set_primary_key

Related methods