Sign in with Microsoft
Sign in or create an account.
Select a different account.
You have multiple accounts
Choose the account you want to sign in with.


When you use the latest drivers with in-memory compiled queries in SQL Server 2019, the drivers may fail to work. The following SQL client drivers are affected:

  • ODBC for SQL Server - version 17.4.2 onwards

  • PHP for SQL Server - version 5.7.0 onwards

  • Microsoft Data SQL Client -┬áv1.0.19239.1 (GA) onwards -> v2.0.0-preview1 (latest)

  • Mssql JDBC - v7.0.0 (GA) onwards -> 8.1.1-preview (latest)


Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.


This issue is fixed in the following cumulative update for SQL Server:

About cumulative updates for SQL Server:

Each new cumulative update for SQL Server contains all the hotfixes and all the security fixes that were included with the previous cumulative update. Check out the latest cumulative updates for SQL Server:


Learn about the terminology that Microsoft uses to describe software updates.

Need more help?

Expand your skills
Explore Training
Get new features first
Join Microsoft Insiders

Was this information helpful?

What affected your experience?

Thank you for your feedback!