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title What's New for SQL Server 2019 on Linux
description In this article, learn about the major features and services available for SQL Server 2019 running on Linux.
author rwestMSFT
ms.author randolphwest
ms.date 06/06/2025
ms.service sql
ms.subservice linux
ms.topic whats-new
ms.custom
intro-whats-new
linux-related-content

What's new for SQL Server 2019 on Linux

[!INCLUDE sqlserver2019-linux]

This article describes the major features and services available for [!INCLUDE sssql19-md] running on Linux.

In addition to these capabilities in this article, cumulative updates (CUs) are released at regular intervals. These cumulative updates provide many improvements and fixes. For detailed information about the latest CU release, see SQL Server 2019 build versions. For package downloads and known issues, see the Release notes.

Red Hat Enterprise Linux 8 support

Red Hat Enterprise Linux (RHEL) 8 is supported in [!INCLUDE sssql19-md] CU 1 and later versions. For more information, see Quickstart: Install SQL Server and create a database on Red Hat.

SUSE Linux Enterprise Server 15 support

SUSE Linux Enterprise Server (SLES) 15 is supported in [!INCLUDE sssql19-md] CU 14 and later versions. For more information, see Quickstart: Install SQL Server and create a database on SUSE Linux Enterprise Server.

Ubuntu 18.04 and 20.04 support

Ubuntu 18.04 is supported in [!INCLUDE sssql19-md] CU 3 and later versions.

Ubuntu 20.04 is supported in [!INCLUDE sssql19-md] CU 10 and later versions.

For more information, see Quickstart: Install SQL Server and create a database on Ubuntu.

Updates

The following updates are available in [!INCLUDE sssql19-md] on Linux:

New feature or update Details
Replication support SQL Server replication on Linux
Support for the Microsoft Distributed Transaction Coordinator (MSDTC) How to configure the Microsoft Distributed Transaction Coordinator (MSDTC) on Linux
OpenLDAP support for third-party Active Directory providers Tutorial: Use Active Directory authentication with SQL Server on Linux
Machine Learning on Linux Install SQL Server 2019 Machine Learning Services (Python and R) on Linux
tempdb improvements By default, a new installation of [!INCLUDE ssnoversion-md] on Linux creates multiple tempdb data files based on the number of logical cores (with up to eight data files). This setting doesn't apply to in-place minor or major version upgrades. Each tempdb file is 8 MB with an auto growth of 64 MB. This behavior is similar to the default [!INCLUDE ssnoversion-md] installation on Windows.
PolyBase on Linux Install PolyBase on Linux on Linux for non-Hadoop connectors.

Type mapping with PolyBase.
Change Data Capture (CDC) support Change Data Capture (CDC) is supported on Linux for [!INCLUDE sssql19-md].
Microsoft Container Registry The Microsoft Container Registry replaces Docker Hub for official Microsoft container images, including [!INCLUDE ssnoversion-md].
Non-root containers [!INCLUDE sql-server-2019] introduces the ability to create safer containers by starting the [!INCLUDE sql-server] process as a non-root user by default. For more information, see Build and run SQL Server containers as a non-root user.

Related content

[!INCLUDE get-help-options]