SqlClient driver support lifecycle
Microsoft.Data.SqlClient library follows the latest .NET Core support policy for all releases.
View the .NET Core Support Policy
Microsoft.Data.SqlClient release cadence
New stable (GA) releases are published every six months on a regular cadence beginning with version 1.2, along with 2 to 3 preview releases in between. Stakeholders and maintainers choose Long Term Support (LTS) releases based on a few qualifications and customer response.
Actively supported releases
| Version | Official Release Date | Latest Patch Version | Patch Release Date | Support Level | End of Support |
|---|---|---|---|---|---|
| 5.2 | February 28, 2024 | 5.2.2 | August 27, 2024 | Current | - |
| 5.1 | January 19, 2023 | 5.1.6 | August 27, 2024 | LTS | January 20, 2026 |
| 4.0 | November 18, 2021 | 4.0.6 | August 21, 2024 | LTS | November 19, 2024 |
| 3.1 | March 30, 2022 | 3.1.7 | August 20, 2024 | LTS | March 30, 2025 |
Out of support releases
| Version | Release Date | Last Patch Version | Last Patch Release Date | Support Level | Support Ended |
|---|---|---|---|---|---|
| 5.0 | July 29, 2022 | 5.0.2 | March 31, 2023 | Current | July 19, 2023 |
| 4.1 | January 31, 2022 | 4.1.1 | September 13, 2022 | Current | January 29, 2023 |
| 3.0 | June 9, 2021 | 3.0.1 | September 24, 2021 | Current | May 18, 2022 |
| 2.1 | November 19, 2020 | 2.1.7 | January 9, 2024 | LTS | November 20, 2023 |
| 2.0 | June 16, 2020 | 2.0.1 | August 25, 2020 | Current | May 19, 2021 |
| 1.1 | November 20, 2019 | 1.1.4 | March 10, 2021 | LTS | November 21, 2022 |
| 1.0 | August 28, 2019 | 1.0.19269.1 | September 26, 2019 | Current | May 20, 2020 |
Azure Key Vault Provider release cadence
New stable (GA) releases for Microsoft.Data.SqlClient.AlwaysEncrypted.AzureKeyVaultProvider are published on demand when new features are added. Stakeholders and maintainers choose Long Term Support (LTS) releases based on a few qualifications and customer response.
Actively supported Azure Key Vault Provider releases
| Version | Official Release Date | Latest Patch Version | Patch Release Date | Support Level | End of Support |
|---|---|---|---|---|---|
| 5.x | February 2, 2024 | 5.1.0 | February 2, 2024 | LTS | February 3, 2027 |
| 3.x | June 14, 2021 | 3.0.0 | June 14, 2021 | LTS | June 15, 2024 |
Out of support Azure Key Vault Provider releases
| Version | Official Release Date | Latest Patch Version | Patch Release Date | Support Level | End of Support |
|---|---|---|---|---|---|
| 2.x | March 3, 2021 | 2.0.0 | March 3, 2021 | LTS | March 4, 2024 |
| 1.x | November 19, 2019 | 1.2.0 | December 01, 2020 | LTS | November 21, 2022 |
Long Term Support (LTS) releases
LTS releases are supported for three years after the initial release.
Current releases
Current releases are supported for three months after a subsequent Current or LTS release.
SQL version compatibility with Microsoft.Data.SqlClient
| Database version → ↓ Driver Version |
Azure SQL Database | Azure Synapse Analytics | Azure SQL Managed Instance | SQL Server 2022 | SQL Server 2019 | SQL Server 2017 | SQL Server 2016 | SQL Server 2014 | SQL Server 2012 |
|---|---|---|---|---|---|---|---|---|---|
| 5.2 | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | |
| 5.1 | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| 5.0 | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| 4.1 | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| 4.0 | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| 3.1 | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| 3.0 | No | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| 2.1 | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| 2.0 | No | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| 1.1 | No | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| 1.0 | No | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
Supported OS versions
Support for .NET Framework applications
Microsoft.Data.SqlClient supports all operating systems supported by .NET Framework v4.6.2 and above.
.NET Framework system requirements.
Support for .NET Core applications
Microsoft.Data.SqlClient supports all operating systems supported by .NET 6 and above.
.NET Core supported OS lifecycle policy.
Note
Globalization Invariant mode is currently not supported.