viirya commented on a change in pull request #31613:
URL: https://github.com/apache/spark/pull/31613#discussion_r581515619
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File path: sql/core/src/test/resources/sql-tests/results/postgreSQL/join.sql.out
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@@ -3225,7 +3225,7 @@ select * from
struct<>
-- !query output
org.apache.spark.sql.AnalysisException
-Reference 'f1' is ambiguous, could be: j.f1, j.f1.; line 2 pos 63
+Reference 'f1' is ambiguous, could be: j.f1#x, j.f1#x.; line 2 pos 63
Review comment:
Does https://github.com/apache/spark/pull/31613/files#r581342459 answer
@cloud-fan's question?
So with the attr ID added, how it helps the case you show? I think it is the
point we care about.
BTW, what is `get_json_string`? Do you mean `get_json_object`?
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