A reference to a local variable returned from a function

[jumpnbrownweasel]

You can't create self-referencing structs in Rust.
See this similar question and answer (there are several others that are similar very recently as well):

How to move together a value and another value that reference it

Hi, I'm trying to create a custom iterator for a query execution using rusqlite. The final goal of this iterator is to return arrow::RecordBach instances containing at most 100 rows. The naive implementation below does not compile. I understand why the borrow checker is not happy but there should be a way to go around the borrow checker since the SqliteQuery returned could guaranty the lifetime of the values involved. My Understanding is that the raw_query() method by taking a mutable refere…