CMS_RE_STR_EX_TYP 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 "Strcuture for details for the external object type" 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_CMS_RE_STR_EX_TYP TYPE CMS_RE_STR_EX_TYP.
The CMS_RE_STR_EX_TYP table consists of various fields, each holding specific information or linking keys about Strcuture for details for the external object type data available in SAP. These include APPL_ID (Participating application ID), OBJECT_TYPE (Real Estate Object Type ID), EXT_OBJ_TYPE (Asset 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. .