[Spark] Fall back to zordering when clustering on a single column #3109
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…lta-io#3109) ## Description Fall back to zorder when clustering on a single column, because hilbert clustering doesn't support 1 column. Resolves delta-io#3087 ## How was this patch tested? New unit test.
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Which Delta project/connector is this regarding?
Description
Fall back to zorder when clustering on a single column, because hilbert clustering doesn't support 1 column.
Resolves #3087
How was this patch tested?
New unit test.
Does this PR introduce any user-facing changes?
No.