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flyovercountry
searching PlanetScale…
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6 ms
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by
flyovercountry
13y ago
The file format for hadoop tools is a sequence file. For most queries this is the second slowest format, after text. Rcfile or parquet would be a more interesting benchmark.
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by
flyovercountry
13y ago
HDFS now supports placement groups with one use case being columnar storage.