ClickHouse/dbms/programs/compressor/README.md
2018-12-26 18:01:26 +03:00

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## 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
```