BAPI1176_CMP_ALTDATAX 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 "iPPE/BAPI: Component Alternative (Change Parameter)" 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_BAPI1176_CMP_ALTDATAX TYPE BAPI1176_CMP_ALTDATAX.
The BAPI1176_CMP_ALTDATAX table consists of various fields, each holding specific information or linking keys about iPPE/BAPI: Component Alternative (Change Parameter) data available in SAP. These include ALTERNATIVE_NAME (Updated information in related user data field), ALTERNATIVE_TYPE (Updated information in related user data field), DOCUMENT_ALTERNATIVE (Updated information in related user data field), LOG_SYSTEM (Updated information in related user data field)... 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. .