Forum Discussion
Table.NestedJoin with Table.ExpandTableColumn
I've been digging in to the M language, and one of the principles I've learned is that a statement using Table.NestedJoin should usually be followed by a statement using "Table.ExpandTableColumn". I ...
Merely expanding the tables after the nested join preserves query folding. It's still not as fast as plain old Table.Join.
--Nate
Merely expanding the tables after the nested join preserves query folding. It's still not as fast as plain old Table.Join.
--Nate
Okay, that helps. Thanks.