SQLServer Flex

STACKIT SQLServer Flex is a fully managed MSSQL database service which provides secure, high-performance, and scalable instances with automated backups, high availability, and easy self-service management.

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Content

Basics

Understand the basic architecture of SQLServer Flex, learn about key features and how to use the database effectively.

Getting started

Create your first SQLServer Flex instance. Follow the guides to build a working setup and connect in minutes.

How-tos

Manage instances, users, and backups. Connect with various tools such as Cloud Foundry and Terraform.

Reference

Find API documentation, CLI commands, performance metrics and an overview of project roles and permissions.

Troubleshooting

Resolve common issues to keep your SQLServer Flex deployment running and steadily.

FAQ

Quickly find answers to frequently asked questions about SQLServer Flex.

Release notes

Discover what's new in SQLServer Flex, including added features, bug fixes and deprecation notices.

Latest updates

deprecated

Deprecation of SQLServer Flex-API V2 and SQLServer Flex-API v3alpha1 and SQLServer Flex-API v3alpha2
Section titled “Deprecation of SQLServer Flex-API V2 and SQLServer Flex-API v3alpha1 and SQLServer Flex-API v3alpha2”
Jul 10, 2026

SQLServer Flex-API V2 and SQLServer Flex-API v3alpha1 and SQLServer Flex-API v3alpha2 is being deprecated and will be removed after 1 Juli 2027. If you are still using one of the mentioned APIs we advise you to migrate to SQLServer Flex-API V3. SQLServer Flex-API V3 includes small changes and fixes to enhance the usability of the API and will enable you to create SQLServer resources in all available STACKIT regions.

It is a stable release and offers the same or similar endpoints and functionality as the mentioned APIs before. For more information visit the API documentation of SQL Server Flex.
announcement

General improvements in SQLServer Flex
Section titled “General improvements in SQLServer Flex”
Mar 1, 2025

Our DBA team can assist with restore operations. Create a ticket with details about storage and credentials.
feature

New features in SQLServer Flex
Section titled “New features in SQLServer Flex”
Mar 1, 2025

We are excited to introduce new features in SQLServer Flex:
- Single Instances with SQL Server 2022: Deploy the latest SQL Server version.
- HA Instances with Contained Availability Groups: Increase resilience with High Availability. (See Microsoft documentation for details and limitations.)
- Predefined Roles: Create users with restricted permissions to enforce least-privilege access.
- Maintenance Plans: Use SQL Server Agent to schedule regular maintenance tasks.
- Point-in-Time Recovery (PITR): Restore your databases to a specific point in time in addition to backups.
- Transactional Replication: Replicate your databases into the STACKIT environment for added security.

SQL Server Flex Release notes