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Performance notes

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Oleg V. Kozlyuk edited this page Feb 6, 2020 · 4 revisions

Clickhouse.Client uses streaming when reading data (without using extra memory), and parallel batch processing when using BulkCopy. Streaming mode is able to saturate 1Gbit/s network (uncompressed). Note that complex types (Tuple, Array) may reduce read performance due to extra allocations/boxing

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