[SPARK-4827][SQL] Fix resolution of deeply nested Project(attr, Project(Star,...)). #3674
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Test build #24355 has started for PR 3674 at commit
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Test build #24355 has finished for PR 3674 at commit
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Test PASSed. |
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Since
AttributeReferenceresolution and*expansion are currently in separate rules, each pair requires a full iteration instead of being able to resolve in a single pass. Since its pretty easy to construct queries that have many of these in a row, I combine them into a single rule in this PR.