> ## Documentation Index
> Fetch the complete documentation index at: https://docs.cognite.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Transformation overview

> Transform, reshape, enrich, and analyze data quality using built-in transformation tools to move data from source systems into Cognite Data Fusion (CDF) data models.

<CardGroup cols={2}>
  <Card title="About transformations" icon="arrows-up-from-line" href="/cdf/integration/concepts/transformation/index">
    Learn how to use built-in transformation tools to reshape, enrich, contextualize, and analyze data quality.
  </Card>

  <Card title="Setup and administration" icon="settings" href="/cdf/integration/guides/transformation/admin_oidc">
    Configure OpenID Connect and Microsoft Entra ID to manage access to CDF Transformations.
  </Card>
</CardGroup>

## Transform and query data

<CardGroup cols={2}>
  <Card title="Transform data" icon="repeat" href="/cdf/integration/guides/transformation/transformations">
    Move or enrich data from source systems into CDF by transforming data into CDF's data model or custom models.
  </Card>

  <Card title="Write SQL queries" icon="code" href="/cdf/integration/guides/transformation/write_sql_queries">
    Transform data using built-in and custom Spark SQL queries with code completion and custom functions.
  </Card>
</CardGroup>