> ## Documentation Index > Fetch the complete documentation index at: https://alphacastio.mintlify.site/llms.txt > Use this file to discover all available pages before exploring further. # Fetch Alphacast Dataset > Pull an existing Alphacast dataset into a pipeline as its starting point. The **Fetch Alphacast Dataset** step chooses the dataset that the rest of your pipeline steps operate on. It is predefined when you create a pipeline and is almost always the first step. Fetch Dataset step in the pipeline editor ## Select a dataset Start typing in the search box and matching datasets appear as you type. Pick the one you want and save the step. Searching for a dataset in the Fetch Dataset step You can only fetch datasets you have read access to. See [Repositories](/concepts/repositories) for how access levels work. ## Next steps Narrow the dataset down to the columns you need. Restrict the pipeline to a date range.