Documentation Data Sources

FAQs about Data Sources

We try to answer all the most frequently asked questions on data sources here, but if you have a fresh one, send us a note at or open a chat below. We’re always looking to add more!

Chartio offers multiple schema support so you can reflect data from different schemas in your data source.

Although you can connect CSVs to Chartio directly, you may also first upload a CSV to Amazon Redshift. This can be done by uploading the CSV to Amazon S3.

To use a column in a different data type than your schema, use custom columns to change the column's data type.

You can change the settings of a data source to personalize the Chartio view and features available to a certain team.

Chartio can perform data source swaps for charts, dashboards, and data stores from the backend, but beforehand you need to confirm table and field names.

When connecting or querying data sources in Chartio, you may encounter error messages. Check out our FAQ for explanations and possible solutions.

Foreign keys between two tables tell Chartio how to join the tables together.

If you specify a timezone for a database, then the database performs all math internally without requiring UTC offset.

If you would like to import data from a data source not currently supported by Chartio, export your data as a CSV, which can then be uploaded to Chartio.

Step-by-step instructions on connecting your cloud applications and databases to Chartio using Stitch and Panoply.

To query data across multiple data sources, create Datasets for each data source, and merge the Datasets with a join.

Bring in data from various tables within your Data Source by setting up Foreign Keys. Join paths will automatically be generated but can also be adjusted.

Chartio is updating to the latest Redshift driver on February 13, 2020. This will help improve performance and may need an update to user permissions.

Create Custom Columns to standardize calculations and remove the possibility of differing metric definitions.

Restart the tunnel connection client by logging into the database server and running commands to start the Chartio client.

To prevent malicious queries and use of your data, Chartio blocks certain commands in SQL Mode.

Implement row level permissions in Chartio when embedding dashboards and when sharing dashboards internally.

In Chartio, you can search what charts query certain tables by downloading the query log as a CSV file and then re-uploading that CSV as a data source.

Excel may not recognize the UTF-8 encoding Chartio uses if your data contains special characters so you may need to manually specify the encoding.

Execute stored procedures from Chartio's SQL Mode queries