Automatically download and install livy. livy provides a REST API to Spark.
Find the LIVY_HOME directory for a given version of Livy that
was previously installed using
livy_install(version = "0.3.0", spark_home = NULL, spark_version = NULL)livy_available_versions()livy_install_dir()livy_installed_versions()livy_home_dir(version = NULL)
- The version of livy to be installed.
- The path to a Spark installation. The downloaded and installed version of livy will then be associated with this Spark installation. When unset (NULL), the value is inferred based on the value of spark_version supplied.
- The version of Spark to use. When unset (NULL), the value is inferred based on the value of livy_version supplied. A version of Spark known to be compatible with the requested version of livy is chosen when possible.
- Version of Livy
Path to LIVY_HOME (or
NULLif the specified version was not found).
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