What is hierarchy column in SAP BC-ABA - ABAP Runtime Environment?

SAP Term: hierarchy column

• Component: BC-ABA

• Component Name: ABAP Runtime Environment

• Description: Column of the result set when a ABAP SQL query is made to an SQL hierarchy or to a hierarchy navigator containing a hierarchy attribute. A hierarchy column must first be specified explicitly in the SELECT list before it can be included in the result set.

Smart SAP Assistant

• Key Concepts: 
  A hierarchy column is a type of column in the SAP system that is used to store hierarchical data. It is used to represent a tree-like structure, with each node in the tree having a unique identifier. The hierarchy column can be used to store data such as organizational structures, product hierarchies, and other hierarchical data. 
  
  How to use it: 
  The hierarchy column is used in the BC-ABA ABAP Runtime Environment to store hierarchical data. It is typically used in conjunction with other columns, such as a parent-child relationship column, to represent the hierarchical structure of the data. The hierarchy column can be used to store data such as organizational structures, product hierarchies, and other hierarchical data. 
  
  Tips & Tricks: 
  When using the hierarchy column, it is important to ensure that the data is properly structured and that all nodes in the tree have unique identifiers. Additionally, it is important to ensure that the data is properly indexed so that it can be quickly retrieved when needed. 
  
  Related Information: 
  The hierarchy column is closely related to other types of columns such as parent-child relationship columns and foreign key columns. Additionally, it is related to other SAP components such as the ABAP Dictionary and the ABAP Workbench.