Update Exasol

This section explains how to update your Exasol database to a newer version.

Keeping your Exasol software updated will ensure that your database is running with optimal performance and high security. This section describes the update procedure in several different scenarios and explains how to ensure a successful update with minimal downtime.

There are several ways to update Exasol depending on which release you currently have:

Current version Method
Exasol 8 2025.1.0 and later

Use the Update function in Exasol Admin for a fully automated procedure.
Exasol 8.21.0 - 8.34.0

Use the c4 update cluster command to run the update process.

Exasol 8.20.0 or earlier

To update to the newest version of Exasol from a version prior to 8.21.0, you must create a new deployment and restore a backup of the old database on the new (empty) database.

To learn more, see Migrate from Exasol 7.1 .

For information about Exasol releases, see Release Notes - Exasol 8 Rolling Releases.