ABAPDOCU_TREE is a standard SAP Table which is used to store Tree Structure of ABAP Keyword Documentation data in SAP systems, such as SAP R/3, S/4HANA, depending on the version and release level.
The ABAPDOCU_TREE table consists of various fields, each holding specific information or linking keys about Tree Structure of ABAP Keyword Documentation data available in SAP. These include NODE_LEVEL (), NODE_KEY (Tree Model: Node Key), RELATKEY (Tree Model: Node Key), NODE_TYPE (ABAP Keyword Documentation Node Type)... See below for full list along with technical details, documentation, text table, check tables, foreign key relationships, conversion routines, relevant tcodes and example ABAP select code etc. .