Add byte offset within the file
Creates a new column containing each row’s byte offset in its source file.
Example
name |
John |
Jane |
→
file_byte_offset | name |
0 | John |
4 | Jane |
Configuration

Key Considerations
- For file sources, the transform gets byte offset from the file was added to the source.
- For all other sources, the transform gets byte offset from the extraction output file in the intermediate bucket.