createExternalTable {SparkR} | R Documentation |
Creates an external table based on the dataset in a data source, Returns a SparkDataFrame associated with the external table.
createExternalTable(tableName, path = NULL, source = NULL, schema = NULL, ...)
tableName |
a name of the table. |
path |
the path of files to load. |
source |
the name of external data source. |
schema |
the schema of the data required for some data sources. |
... |
additional argument(s) passed to the method. |
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.
A SparkDataFrame.
createExternalTable since 1.4.0
## Not run:
##D sparkR.session()
##D df <- createExternalTable("myjson", path="path/to/json", source="json", schema)
## End(Not run)