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Delta Lake 4.4 vs 4.3: The Spark 4.2 Upgrade Trap

Delta Lake 4.4 vs 4.3: The Spark 4.2 Upgrade Trap

Posted by By MPRAUTO MPRAUTO September 24, 2026Posted inTechNo Comments
Delta Lake 4.4 defaults to Spark 4.2 and breaks delta-iceberg compatibility. What changes with identity columns, VOID types, and Unity Catalog metric views.
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