> For the complete documentation index, see [llms.txt](https://docs.pentaho.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.pentaho.com/pdia-data-integration/10.2-data-integration/pdi-transformation-steps-reference-overview/avro-output/options-avro-output-reuse/options-tab-reuse.md).

# Options tab

![Avro Output Step Options tab](/files/o47CrERakA9P3ls61tyB)

| Option                       | Description                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 |
| ---------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| **Compression**              | <p>Specify which of the following codecs is used to compress data blocks in the Avro output file:</p><ul><li><strong>None</strong>: No compression is used (default).</li><li><strong>Deflate</strong>: The data blocks are written using the deflate algorithm as specified in <a href="https://www.ietf.org/rfc/rfc1951.txt">RFC 1951</a>, and typically implemented using the <code>zlib</code> library.</li><li><strong>Snappy</strong>: The data blocks are written using Google's <a href="http://google.github.io/snappy/">Snappy</a> compression library, and are followed by the 4-byte, big-endian CRC32 checksum of the uncompressed data in each block.</li></ul><p>See <a href="https://avro.apache.org/docs/1.8.1/spec.html#Object+Container+Files"><https://avro.apache.org/docs/1.8.1/spec.html#Object+Container+Files></a> for additional information on these codecs.</p> |
| **Include date in filename** | Add the system date that the file was generated to the output file name with the default format yyyyMMdd (`20181231` for example).                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          |
| **Include time in filename** | Add the system time that the file was generated to the output file name with the default format HHmmss (`235959` for example).                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              |
| **Specify date time format** | Add a different date time format to the output file name from the options available in the drop-down list.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  |


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