Checks if the function with the specified name exists.
functionExists.Rd
Checks if the function with the specified name exists.
Examples
if (FALSE) {
sparkR.session()
functionExists("spark_catalog.default.myFunc")
}
functionExists.Rd
Checks if the function with the specified name exists.
if (FALSE) {
sparkR.session()
functionExists("spark_catalog.default.myFunc")
}