Microsoft released SQL Server on Linux, starting from SQL Server 2017. SQL Server 2019 (15.x) has the same underlying database engine on all supported platforms, including Linux. Therefore, many existing features and capabilities operate the same way on Linux.
Platform File System Red Hat Enterprise Linux 7.3, 7.4, 7.5, 7.6, or 8 Server XFS or EXT4 SUSE Enterprise Linux Server v12 SP2, SP3, SP4, or SP5 XFS or EXT4 Ubuntu 16.04 LTS, 18.04 LTS XFS or EXT4 Docker Engine 1.8+ on Windows, Mac, or Linux N/A
This article will walk you through the installation of SQL Server on Linux