valyala / tsvreader

Fast reader for TSV streams

tsvreader - fast reader for tab-separated data

Features

• Optimized for speed. May read more than 20M rows per second on a single CPU core.
• Compatible with TSV (aka TabSeparated) format used in ClickHouse responses. See chclient - clickhouse client built on top of tsvreader.
• May read rows with variable number of columns using Reader.HasCols. This functionality allows reading WITH TOTALS row from ClickHouse responses and BlockTabSeparated responses.

Documentation

See these docs.