getRawData retrieves the raw data of any DATASET data type instance, returning it as a non-LOB type. For the CSV storage format, the CSV file is returned, but not the schema.
Result Type
The data returned by a DATASET instance with STORAGE FORMAT AVRO or CSV conforms to the specification of the binary-encoded Avro or CSV values.
The return type is VARCHAR(64000) CHARACTER SET LATIN if the CSV value is in the LATIN character set, or VARCHAR(32000) CHARACTER SET UNICODE for UNICODE.