Previously, if you had a BigQuery external table on top of GCS files, and those files had Nearline / Coldline / Archive storage classes (e.g. due to a bucket lifecycle policy), you were not billed for retrieval fees when reading those files through the BQ external table.<p>This was a billing bug that was already mentioned in 2020 on StackOverflow.<p>But the bug has been fixed on February 21, 2025. So we are now billed for that. We started seeing 10.000 $ of retrieval fees due to that. I did a deep dive and found this.<p>The fact that some of our DBT projects were re-creating the external tables daily was not helping...