# tWritePositionalFields

Converts records into fixed-width strings or byte arrays.

tWritePositionalFields serializes incoming data in a single column according to the format defined for each input column.

### In this section

* [tWritePositionalFields properties for Apache Spark Streaming (deprecated)](https://help.qlik.com/talend/en-US/components/8.0/processing/twritepositionalfields-properties-for-apache-spark-streaming)
* [tWritePositionalFields properties for Apache Spark Structured Streaming](https://help.qlik.com/talend/en-US/components/8.0/processing/twritepositionalfields-properties-for-apache-spark-structured-streaming)