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Second Cluster Analysis (DMCA2) 
Technical name: 0P_CRCA2
This variable is specific to the second Cluster Analysis in the InfoSet Clustering Migration Analysis (0DMCIS01), which refers to the InfoObject Cluster Analysis (0DM_CLUSID).
It allows you to select the second Cluster Analysis for Clustering Migration Analysis (0DMCIS01_Q0001). An SAP exit is provided, which initially fills this variable with the second most recent Clustering Analysis. For this purpose, the date and time of data extraction is used.