[Spark] Support in-place migration from unpartitioned table to clustered table #3174
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spark/src/test/scala/org/apache/spark/sql/delta/clustering/ClusteringTableFeatureSuite.scala
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…red table (delta-io#3174) ## Description Support in-place migration from unpartitioned table to clustered table. If the table is an unpartitioned table and users run `ALTER TABLE CLUSTER BY` on it, it will now create a clustered table with ClusteringMetadataDomain. Resolves delta-io#2460 ## How was this patch tested? New UTs.
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Which Delta project/connector is this regarding?
Description
Support in-place migration from unpartitioned table to clustered table. If the table is an unpartitioned table and users run
ALTER TABLE CLUSTER BYon it, it will now create a clustered table with ClusteringMetadataDomain.Resolves #2460
How was this patch tested?
New UTs.
Does this PR introduce any user-facing changes?
No