Open your terminal and execute the command to check the Java version. It is also good practice to configure `HADOOP_HOME` pointing to the Spark directory itself, as Spark uses this variable to locate Hadoop libraries for filesystem interactions.
Configure Environment Variables for Spark on Mac OS
You can verify your Java installation by opening a terminal and running `java -version` and `javac -version` to ensure the compiler and runtime are correctly configured in your system PATH. Configure Environment Variables To make Spark accessible from any directory in your terminal, you must configure your shell environment.
To start the shell, you simply type `spark-shell` in the terminal. This involves setting the `SPARK_HOME` variable to the path of the directory where you extracted Spark, and appending the `bin` directory of that installation to your `PATH`.
Setting Up Environment Variables for Spark on Mac OS
Setting Up Scala and the Spark Distribution With Java confirmed, the next step is to acquire the Spark binaries. Installing Java Development Kit (JDK) The most critical dependency for Apache Spark is the Java Development Kit.
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