MINIO_NOTIFY_KAFKA_VERSION                     (string)                    specify the version of the Kafka cluster e.g. '2.2.0'
MINIO_NOTIFY_KAFKA_PRODUCER_COMPRESSION_CODEC  (none|snappy|gzip|lz4|zstd) compression codec for producer messages
MINIO_NOTIFY_KAFKA_PRODUCER_COMPRESSION_LEVEL  (number)                    compression level for producer messages, defaults to '0'
```

- Objects must be in CSV, JSON, or Parquet(*) format.
- UTF-8 is the only encoding type the Select API supports.
- GZIP or BZIP2 - CSV and JSON files can be compressed using GZIP, BZIP2, [ZSTD](https://facebook.github.io/zstd/), and streaming formats of [LZ4](https://lz4.github.io/lz4/), [S2](https://github.com/klauspost/compress/tree/master/s2#s2-compression) and [SNAPPY](http://google.github.io/snappy/).