Retrieves a specified function definition from the Data Catalog.
See https://www.paws-r-sdk.com/docs/glue_get_user_defined_function/ for full documentation.
glue_get_user_defined_function(CatalogId = NULL, DatabaseName, FunctionName)
The ID of the Data Catalog where the function to be retrieved is located. If none is provided, the Amazon Web Services account ID is used by default.
[required] The name of the catalog database where the function is located.
[required] The name of the function.