ESH_S_MU_NODE_BACKEND_NAV is a standard SAP Structure so does not store data like a database table does. It can be used to define the fields of other actual tables or to process "Backend Navigation of Node" Information within sap ABAP programs. This is done by declaring abap internal tables, work areas or database tables based on this Structure. These can then be used to store and process the required data appropriately. i.e. DATA: wa_ESH_S_MU_NODE_BACKEND_NAV TYPE ESH_S_MU_NODE_BACKEND_NAV.
The ESH_S_MU_NODE_BACKEND_NAV table consists of various fields, each holding specific information or linking keys about Backend Navigation of Node data available in SAP. These include SYS_GROUP (Model), BO_NAME (Object Type), NODE_NAME (Node Name), UI_OPERATION (Unified Name for UI Operation)... 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. .