ClickHouse/dbms/programs/compressor/README.md

ClickHouse compressor

Simple program for data compression and decompression.

Examples

Compress data with LZ4:

$ ./clickhouse-compressor < input_file > output_file

Decompress data from LZ4 format:

$ ./clickhouse-compressor --decompress < input_file > output_file

Compress data with ZSTD at level 5:

$ ./clickhouse-compressor --codec ZSTD --level 5 < input_file > output_file

Compress data with ZSTD level 10, LZ4HC level 7 and LZ4.

$ ./clickhouse-compressor --codec ZSTD --level 5 --codec LZ4HC --level 7 --codec LZ4 < input_file > output_file