GLE_STR_ECS_ITEM_BAPI_MSG_DATA 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 "Structure for Error Messages for ECS Items (Data Only)" 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_GLE_STR_ECS_ITEM_BAPI_MSG_DATA TYPE GLE_STR_ECS_ITEM_BAPI_MSG_DATA.
The GLE_STR_ECS_ITEM_BAPI_MSG_DATA table consists of various fields, each holding specific information or linking keys about Structure for Error Messages for ECS Items (Data Only) data available in SAP. These include ID (Message Class), MESSAGE_NO (Message Number), MESSAGE_V1 (Message Variable), MESSAGE_V2 (Message Variable)... 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. .