# Filter

As its name says "**Filter**" task allows you to filter your dataset by a certain value of a certain key:

<figure><img src="https://3180830455-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FD0FT8l3QzMrw546vOdHU%2Fuploads%2FlgwS0psIhxqC8TocMeFH%2FScreenshot%202024-04-29%20at%2015.11.44.png?alt=media&#x26;token=5a086ca8-9914-4098-8d24-8a1f2fa20a6b" alt=""><figcaption><p>An example of a simple filter</p></figcaption></figure>

If you are looking for more advanced and selective filtering options, it can be done with "[Transformer](https://docs.ylem.co/pipelines/tasks-ip/transformers)", "[Processor](https://docs.ylem.co/pipelines/tasks-ip/processor)" or even "[Code](https://docs.ylem.co/pipelines/tasks-ip/code)" by using Python.