Apache Calcite Avatica 1.16.0 replaces the maven with gradle. This release adds support for Kerberos authentication using SPNEGO over HTTPS. In addition, there were also a few dependency updates and bug fixes. Github Actions was also enabled in the repository for running tests. See the list of [bug fixes and new features]({{ site.baseurl }}/docs/history.html#v1-16-0) for more information.