Enable duckdb index on gated datasets
> Currently, duckdb index is not supported for gated/private datasets. I opened a question in duckdb foundations but didn't receive a response yet, I think I will open an issue in the repo https://github.com/duckdb/foundation-discussions/discussions/16

from [Slack](https://huggingface.slack.com/archives/C04L6P8KNQ5/p1692050576450149?thread_ts=1692049509.952679&cid=C04L6P8KNQ5) (internal)
Enable duckdb index on gated datasets: > Currently, duckdb index is not supported for gated/private datasets. I opened a question in duckdb foundations but didn't receive a response yet, I think I will open an issue in the repo https://github.com/duckdb/foundation-discussions/discussions/16

from [Slack](https://huggingface.slack.com/archives/C04L6P8KNQ5/p1692050576450149?thread_ts=1692049509.952679&cid=C04L6P8KNQ5) (internal)