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From Nicholas Chammas <>
Subject Correlated subqueries in the DataFrame API
Date Mon, 09 Apr 2018 22:56:13 GMT
I just submitted SPARK-23945
<> but wanted to double
check here to make sure I didn't miss something fundamental.

Correlated subqueries are tracked at a high level in SPARK-18455
<>, but it's not clear to
me whether they are "design-appropriate" for the DataFrame API.

Are correlated subqueries a thing we can expect to have in the DataFrame


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