EMA C++ RDM Usage Guide : 9 Market Maker Domain : 9.3 Data : 9.3.3 MapEntry Contents
 
9.3.3 MapEntry Contents
Each MapEntry.key’s data is a Buffer that contains a unique market maker’s ID. The Map.KeyFieldId may be set to MMID or MKT_MKR_ID, so the information does not have to be repeated in the MapEntry.Data.
Each MapEntry houses a FieldList that contains information about the market maker.
The field list typically includes:
Bid (BID)
Ask (ASK)
Bid Size (BIDSIZE)
Ask Size (ASKSIZE)
Market Source (MKT_SOURCE)
Market Maker Name (MKT_MKR_NM)
Price Qualifiers (PRC_QL_CD and PRC_QL2)
Quote Time (QUOTIM_MS)