> For the complete documentation index, see [llms.txt](https://docs.cloudio.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.cloudio.io/creating-datasources/working-with-datasources/creating-a-data-source.md).

# Creating a data source

Go to the **Manage Datasources** page and in the upper right corner, click **New**.

![](/files/-M2CG1RGuBxCO4czy1Iu)

The **NewDatasource** page, consisting of the following tabs, is  displayed:

* [Details](/creating-datasources/working-with-datasources/creating-a-data-source/defining-data-source-details.md)
* [Attributes](/building-your-first-application/building-your-first-application/creating-datasources/defining-attribute-properties.md)
* [Server-side validations](/creating-datasources/working-with-datasources/creating-a-data-source/defining-server-side-validations.md)
* [Pre Query](/creating-datasources/working-with-datasources/creating-a-data-source/defining-a-pre-query.md)
* [Post Query](/creating-datasources/working-with-datasources/creating-a-data-source/defining-a-post-query.md)
* [Roles](/building-your-first-application/building-your-first-application/creating-datasources/assigning-roles-to-a-datasource.md)