Module: ActiveWarehouse::HierarchicalDimension::InstanceMethods
- Defined in:
- lib/active_warehouse/dimension/hierarchical_dimension.rb
Overview
:nodoc
Instance Method Summary collapse
-
#children ⇒ Object
Get the children for this node.
-
#parent ⇒ Object
Get the parent for this node.
Instance Method Details
#children ⇒ Object
Get the children for this node
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# File 'lib/active_warehouse/dimension/hierarchical_dimension.rb', line 89 def children self.class.find(:all, :select => "a.*", :joins => "a join #{self.class.bridge_class.table_name} b on a.id = b.#{self.class.parent_foreign_key}", :conditions => ["b.#{self.class.child_foreign_key} = ? and b.#{self.class.levels_from_parent} = 1", self.id]) end |
#parent ⇒ Object
Get the parent for this node
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# File 'lib/active_warehouse/dimension/hierarchical_dimension.rb', line 81 def parent self.class.find(:first, :select => "a.*", :joins => "a join #{self.class.bridge_class.table_name} b on a.id = b.#{self.class.child_foreign_key}", :conditions => ["b.#{self.class.parent_foreign_key} = ? and b.#{self.class.levels_from_parent} = 1", self.id]) end |