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Case Base
MiningMart
Case
ModelCaseTelecom
Chain
Select Client Ids For Mining

Step: MaterializeDataSetKeys

Name MaterializeDataSetKeys
Belongs to Case ModelCaseTelecom
Uses Operator Materialize
Belongs to Chain Select Client Ids For Mining
Concepts of resulting Data Model InputCallDetails
InputCustomers
InputRevenues
TrainingSetKeyAndLabel
Has Parameters TableName
TheInputConcept
TheOutputConcept

M4 Documentation:

The final map from customer ids in the training/deployment set to their churn information is materialised in this step. This allows faster joins with the other data sources in the following chains.