[Reference: https://cloud.google.com/storage/docs/storage-classes#nearline, , https://cloud.google.com/blog/products/gcp/introducing-coldline-and-a-unified-platform-for-data-storage, , Cloud Storage Coldline: a low-latency storage class for long-term archiving Coldline is a new Cloud Storage class designed for long-term archival and disaster recovery. Coldline is perfect for the archival needs of big data or multimedia content, allowing businesses to archive years of data. Coldline provides fast and instant (millisecond) access to data and changes the way that companies think about storing and accessing their cold data., , ]