Defining a blocking key from the match analysis
About this task
Defining a blocking key is not mandatory but advisable. Using a blocking key partitions data in blocks and thus reduces the number of records to be examined, as comparisons are restricted to record pairs within each block. Using blocking key(s) is very useful when you are processing big data set.
Procedure
Did this page help you?
If you find any issues with this page or its content – a typo, a missing step, or a technical error – let us know how we can improve!