Catalog.
createExternalTable
Creates a table based on the dataset in a data source.
It returns the DataFrame associated with the external table.
The data source is specified by the source and a set of options. If source is not specified, the default data source configured by spark.sql.sources.default will be used.
source
options
spark.sql.sources.default
Optionally, a schema can be provided as the schema of the returned DataFrame and created external table.
DataFrame
New in version 2.0.0.