Hi all,

Let’s imagine a simple repartition hash Join oft two tables.

As soon as the first table is hashed completely (all EndOfPartition Events 
sent) the shipping and probing of the second table starts.

What I can’t find:

1. What triggers to start the probing exactly?
2. Where can I find it in the code?


My final goal is to change the 2-phase join mechanism to a mixed implementation 
where probing for finished subpartitions begins earlier.

I appreciate any help.

Thanks.

Benjamin

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