What Are the Differences Between Data Formats Supported by OBS and GDS Foreign Tables in GaussDB(DWS)?
The file formats supported by OBS and GDS foreign tables are as follows:
OBS supports ORC, text, JSON, CSV, CarbonData, and Parquet file formats for data import and ORC, CSV, Text, and Parquet file formats for data export. The default format is text.
GDS supports the following file formats: TEXT, CSV, and FIXED. The default format is TEXT.
Parent topic: Data Migration