> For the complete documentation index, see [llms.txt](https://docs.yansalabs.com/asset-tag-maker/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.yansalabs.com/asset-tag-maker/technical-docs/building-a-label-template/data-sources.md).

# Data Sources

Data Sources are used to gather the multiple records used for label PDF generation. They enable you to specify the pool of records from which to generate labels.

<figure><img src="/files/NFmG14OeVm4kxKdxxQ10" alt=""><figcaption><p>Data Source</p></figcaption></figure>

* **Source**: Table from which to retrieve records. This should correlate to the 'Source table' on the label Template record.
* **Query type**: Specifies how to gather records for the **Data Source**. Typically, 'Filter Builder' is recommended. Scripted options are available for advanced use-cases.
* **Exclude since last used**: Allows further filtering applied to data source