| | ![](/images/exclamation.svg) READ_COMMITTED_SNAPSHOT must be set on the SonarQube database to avoid potential deadlocks under heavy load |
| | ![](/images/info.svg) Both Windows authentication (“Integrated Security”) and SQL Server authentication are supported. See the Microsoft SQL Server section in Installing/installation/installing-the-server page for instructions on configuring authentication. |
| [Oracle] (http://www.oracle.com/database/) | ![](/images/cross.svg) 10G |
-| | ![](/images/check.svg) 11G with [Oracle 11.2.x](http://www.oracle.com/technetwork/database/enterprise-edition/jdbc-112010-090769.html) drivers |
+| | ![](/images/check.svg) 11G with backward-compatible [Oracle 12.2.x](http://www.oracle.com/technetwork/database/features/jdbc/jdbc-ucp-122-3110062.html) drivers |
| | ![](/images/check.svg) 12C with [Oracle 12.2.x](http://www.oracle.com/technetwork/database/features/jdbc/jdbc-ucp-122-3110062.html) drivers |
| | ![](/images/check.svg) XE Editions are supported
| | ![](/images/exclamation.svg) Must be configured to use a UTF8-family charset (see NLS_CHARACTERSET) |