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Last tested: Jan 16, 2019
If a user has multiple PDTs (say for example 3 PDTs) and they want to set a Datagroup trigger that only triggers when all 3 tables are built, then that is possible if the 3 PDTs are set to listen to the same Datagroup, only then will the cache invalidate when all 3 + PDTs are built.
If each PDT is set to to the same Datagroup, the steps will be: Rebuild all PDTs, invalidate cache, send schedules
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