The difference between SAP Batch table MCH1 and MCHA?

When creating a batch master record, before Save, there is data in MCH1, but there will be no data in MCHA; after Save, there will be data in MCHA!

 
MCH1 table fields can be referenced by features!


 

The MCHA table and its fields cannot be referenced by features.

 

The final batch data is stored in MCHA, and MCH1 is equivalent to a structure for temporary storage of data.

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