🔢Create a new dataset from a dataset

Use this documentation to know how to create a dataset from another dataset. if you are looking to create a dataset from a datasource refer to this documentation.

How to create a dataset from another dataset

Toucan allows to create a dataset from another dataset.

the resulted dataset will be a child dataset of the parent dataset. You can create You can create as many child datasets of a parent dataset as you want. When a child dataset is executed, its parent dataset(s) are executed beforehand.

To create a child dataset from another dataset

  • Go to the datasets tab in the DataHub

  1. Click on the with a plus icon (“Home 1” in the example) on hover a label “Create a new dataset from this one” will be displayed

  2. After clicking on Create a new dataset from this one, you will have access to YouPrep™ (know more about YouPrep here)

  3. Save the new dataset by clicking on the button "Create" (at the bottom).

  4. A modal will opened, choose an unique name for the dataset, and select the storage type stored or live

  5. Then click on Save If you store the dataset in Toucan, you also can Save and refresh the dataset in order to make it available to use.

Tip: you can even create a child dataset from the Story Panel. You'll be redirected to the DataHub tab while you create your new child dataset. Take a look at this video.

Stored datasets specificities

Dataset refresh

Refreshing a dataset will also refresh all direct and indirect parent datasets.

Save a stored dataset

If you save a "stored dataset" without refreshing it, it won't make it available to create other datasets with it, or to build charts by using the dataset.

You can use save without refreshing your dataset if your dataset is not completely ready to be used.

Dataset download

When the dataset is stored in Toucan, it's possible to download it as CSV file, though the action menu of the dataset (on the right part in the listing of the dataset).

Create a child dataset when configuring a tile/story

You can create a child dataset when you are configuring a tile/story as shown in this video

Child Dataset Creation from a Story

Variables use

If you use variables within the YouPrep transformations, you can only save your dataset as LIVE.

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