MSAM10_OPEN_ITEM 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 "MSAM-ISU: Open Items for Contract Account" 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_MSAM10_OPEN_ITEM TYPE MSAM10_OPEN_ITEM.
The MSAM10_OPEN_ITEM table consists of various fields, each holding specific information or linking keys about MSAM-ISU: Open Items for Contract Account data available in SAP. These include VKONT (Contract Account Number), HVORG (Main Transaction for Line Item), TVORG (Subtransaction for Document Item), VTEXT (Text)... 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. .