RCLI_MESSAGE_VARIABLE 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 Transferring Message Variables" 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_RCLI_MESSAGE_VARIABLE TYPE RCLI_MESSAGE_VARIABLE.
The RCLI_MESSAGE_VARIABLE table consists of various fields, each holding specific information or linking keys about Structure for Transferring Message Variables data available in SAP. These include MESS_V2 (Message Variable), MESS_V3 (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. .