comment              (sentence)           optionally add a comment to this setting
```

or environment variables

```
KEY:
notify_postgres[:name]  publish bucket notifications to Postgres databases

ARGS:
MINIO_NOTIFY_POSTGRES_ENABLE*              (on|off)             enable notify_postgres target, default is 'off'

notify_nats           publish bucket notifications to NATS endpoints
notify_nsq            publish bucket notifications to NSQ endpoints
notify_mysql          publish bucket notifications to MySQL databases
notify_postgres       publish bucket notifications to Postgres databases
notify_elasticsearch  publish bucket notifications to Elasticsearch endpoints
notify_redis          publish bucket notifications to Redis datastores
```

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