LDBRECONTRACT_KEY 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 "Root Node Logical Database RECONTRACT (Key Fields)" 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_LDBRECONTRACT_KEY TYPE LDBRECONTRACT_KEY.
The LDBRECONTRACT_KEY table consists of various fields, each holding specific information or linking keys about Root Node Logical Database RECONTRACT (Key Fields) data available in SAP. These include BUKRS (Company Code), SWENR (Site Number), SGRNR (Property Number for BE), SGENR (Building Number)... 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. .