MHIS is a standard SAP Table which is used to store Maintenance plan history data in SAP systems, such as SAP R/3, S/4HANA, depending on the version and release level.
The MHIS table consists of various fields, each holding specific information or linking keys about Maintenance plan history data available in SAP. These include WARPL (Maintenance Plan), ABNUM (Maintenance Plan Call Number), ZAEHL (Maintenance Package Number), NPLDA (Next planned date)... 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. .