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Posted to github@arrow.apache.org by GitBox <gi...@apache.org> on 2021/01/24 18:47:52 UTC

[GitHub] [arrow] Dandandan edited a comment on issue #9307: [Rust][DataFusion] Join Statement: Schema contains duplicate unqualified field name

Dandandan edited a comment on issue #9307:
URL: https://github.com/apache/arrow/issues/9307#issuecomment-766404237


   @gangliao I believe this is a SQL error, the `a` is ambiguous in the projection. Could you try: `SELECT t1.a as a, b, d`?


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