It is recommended to execute this command explicitly with version of R you are seeking to configure, i.e., To configure R to point to the desired Java installation, use the R CMD javareconf command. R VersionĮxport JAVA_HOME=/usr/lib/jvm/java-8-openjdk-amd64/Įxport JAVA_HOME=/usr/lib/jvm/jre-1.8.0-openjdkĮxport JAVA_HOME=/usr/lib/jvm/java-11-openjdk-amd64/Įxport JAVA_HOME=/usr/lib/jvm/jre-11-openjdk/ To correct this, specify the JAVA_HOME environment variable to a more stable folder containing the desired Java installation. If subsequent updates are made to the Java version, the R configuration will not find Java on the system, causing errors. Sudo yum install java-1.8.0-openjdk-develīy default, when R is configured with Java, it will point to the default installation of Java and its specific minor version and patch level. For R versions 4.0 or greater, install JDK 11 or later. ![]() For R versions prior to 4.0, we recommend JDK 8. ![]() Java JDK is the Software Development Kit (SDK) for Java. Follow this procedure in full for each version of R that you are configuring. You can have multiple versions of the JDK on your server to support multiple versions of R. These actions require root privileges and should be performed by a server administrator. If you are unable to implement an alternative to rJava, these instructions describe how to configure R with Java support. These drivers are available for Workbench, RStudio Desktop Pro, and Connect. Posit offers ODBC connectors for many popular databases, which you can use as an alternative to connecting to a database via JDBC.
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