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HiveTableMetadata -> ModernTableMetadata
Upgrade legacy metastore tables to a modern table format using only metadata migration without rewriting underlying data files.
Problem it solves
Rewriting massive legacy datasets to migrate to modern lakehouse formats is computationally expensive and disrupts active production pipelines.
Consumes
Emits
The real projects this mechanism was found in. Attribution is the point — this is how the best teams actually do it.