eventespresso / event-espresso-core

		if( $this->has_primary_key_field() ){

			foreach($items_for_deletion as $item_for_deletion_row ){

				$pk_value = $item_for_deletion_row[ $this->get_primary_key_field()->get_qualified_column() ];

				if( isset( $this->_entity_map[ EEM_Base::$_model_query_blog_id ][ $pk_value ] ) ){

					unset( $this->_entity_map[ EEM_Base::$_model_query_blog_id ][ $pk_value ] );

				}

			}

		}

			$this->_entity_map[ EEM_Base::$_model_query_blog_id ] = array();

			return true;

		}

		if ( isset( $this->_entity_map[ EEM_Base::$_model_query_blog_id ][ $id ] ) ) {

			unset( $this->_entity_map[ EEM_Base::$_model_query_blog_id ][ $id ] );

			return true;

		}

		return false;

	}