Install c4
This section describes how to install Exasol Deployment Tool (c4).
Prerequisites
We recommend that you install Exasol Deployment Tool (c4) on one of the following Linux distributions:
- Ubuntu 20.04 LTS
- Ubuntu 22.04 LTS
- Red Hat Enterprise Linux 9
- Red Hat Enterprise Linux 10
For additional information about system requirements when installing Exasol 8 on hardware, see System Requirements.
Download and Install c4
Download c4 from the Exasol Download Portal.
The c4 binary is self-contained and does not require any additional installation steps after downloading.
To run c4 commands, enter <path_to_c4_binary>/c4 <command> in a Linux terminal window.
If you add the path to the c4 binary to your PATH variable you do not have to prefix c4 commands with the path. For information about how to modify PATH, refer to the documentation for your Linux distribution. In the following examples, the c4 commands are run without a path prefix.
Update c4
To update c4, download the latest version and run the installation. The installer will automatically overwrite an existing version in the same directory. Any existing local configuration files will be left unaltered.
Verify Installation
To verify that c4 has been correctly installed and is accessible, use c4 --version or c4 -v.
Help
To get general help for c4, use c4 --help. To get help for a specific command, use c4 <command> --help.
