Writes an RDD to disk as text and optionally merges.
Writes an RDD to disk as text and optionally merges.
RDD to save.
Output path to save text files to.
If true, combines all partition shards.
If asSingleFile is true, disables the use of the parallel file merging engine.
If provided, the header file to include.
Writes an RDD to disk as text and optionally merges.