* csv discovery takes too much memory (#2089)
Use `chunksize` parameter when reading csv files.
* csv discovery takes too much memory (#2089)
Handle `None` value for `fields` variable in `client.read()` function.
* csv discovery takes too much memory (#2089)
Refactor code in `client.read()` function. Remove duplicate code.
* csv discovery takes too much memory (#2089)
Implement version with yield statements.
* csv discovery takes too much memory (#2089)
Update return annotation for load_dataframes().
* csv discovery takes too much memory (#2089)
Remove unused import.
* csv discovery takes too much memory (#2089)
Update source-file connector version from `0.2.1` to `0.2.2`.
