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ODBC Driver 18.5 for SQL Server Released

DavidEngelMS's avatar
DavidEngelMS
Icon for Microsoft rankMicrosoft
Mar 20, 2025

Version 18.5 of the Microsoft ODBC Driver 18 for SQL Server has been released. Version 18.5 brings some minor changes and fixes to the driver.

Added

  • Expose the Packet Size as a connection string option
  • Some authentication options leverage a new DLL, mssql-auth.dll, now included with the driver installation
  • Added support for 3 new languages Czech, Polish, and Turkish
  • Modify the installer to install both features (Core and SDK) by default. This addresses installation issues when the driver is installed by another product that redistributes the driver, installing all features, after the driver has already been installed without all features.

Fixed

  • Fix connection recovery to obtain the active primary node when a server moves
  • Fix crashes under low-memory conditions
  • Fix some error messages

Next steps

For Windows installations, you can directly download the Microsoft ODBC Driver 18 for SQL Server.

Linux and macOS packages are also available. For installation details see the online instructions.

 

David Engel

Updated Mar 20, 2025
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