HASH_DATA_FOR_MAINTPLN 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 "Hash Structure for Maintenace Plan" 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_HASH_DATA_FOR_MAINTPLN TYPE HASH_DATA_FOR_MAINTPLN.
The HASH_DATA_FOR_MAINTPLN table consists of various fields, each holding specific information or linking keys about Hash Structure for Maintenace Plan data available in SAP. These include MPLA_UPD (Flag: Mpla must be updated), MANDT (Client), WARPL (Maintenance Plan), ERKNZ (Creation indicator)... 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. .