We recently announced the release of Delta Lake 0.8.0, which introduces schema evolution and performance improvements in merge and operational metrics in table history. The key features in this release are: Unlimited MATCHED and NOT MATCHED clauses for merge operations in Scala, Java, and Python. Merge operations now support any number of whenMatched and whenNotMatched…

The post Automatically Evolve Your Nested Column Schema, Stream From a Delta Table Version, and Check Your Constraints appeared first on Databricks.

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