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Discussion on: Why is Rails ActiveRelation.update_all updating a different set of records?

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Replies for: The Ancestry gem. It's what we (dev.to) use for the comment tree.

Andy Zhao (he/him) • Jan 24 '19

@acflint running .or gives me an error since the built in subtree and ancestors methods have some extra SQL in there. :(

comment.subtree.or(c.ancestors)
#=> ArgumentError: Relation passed to #or must be
#=> structurally compatible. Incompatible values:
#=> [:order, :reordering]