BBPT_CT_DESCRIPTION_DATA_S 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 "Description Data" 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_BBPT_CT_DESCRIPTION_DATA_S TYPE BBPT_CT_DESCRIPTION_DATA_S.
The BBPT_CT_DESCRIPTION_DATA_S table consists of various fields, each holding specific information or linking keys about Description Data data available in SAP. These include LANGU (Language Key), XML_DESCR (Description), DESCR_LARGE (Description in Uppercase), OBJECT_GUID (GUID Object)... 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. .