Datasets
A dataset describes a set of data and its structure.
Data in a dataset is represented as fields. Learn more in Data model.
Yandex DataLens creates a dataset based on a data source that has a connection.
Datasets have several modes to access data sources.
DataLens can access a data source directly or save the dataset in its own database. Learn more in Dataset settings.
Create dataset
To create a dataset:
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On the Yandex DataLens homepage, click Create dataset.
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To the left of the screen, click ** Add **.
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Select a connection. If there are no connections in the list, create one.
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Select the tables to make up the data source for the dataset and click Save in the upper-right corner.
Warning
The maximum number of tables in one dataset is 32.
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Enter the dataset name and click Create. The dataset appears in the list.