Materialized Views in Hive for Iceberg Table Format
Cloudera
FEBRUARY 8, 2024
The table format was Iceberg and the underlying file format was ORC (similar tests can be performed with Parquet but we chose ORC as most Hive customers use ORC). Now consider a more advanced usage where the group-by and aggregate expressions in the query don’t exactly match the materialized view but can potentially be derived.
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