Google Cloud Platform for Developers

Bucket and object storage classes

As mentioned previously, many Cloud Storage features can be applied at both the bucket level and the object level. This is the case with storage classes. A bucket itself doesn't have a storage class - rather, it has a default storage class. When an object is created within this bucket, it will inherit the bucket's default storage class, unless a different storage class is explicitly provided.

Looking back at our earlier hello-cloud-storage example, we didn't specify a default storage class when creating our bucket. Because of this, Cloud Storage created the bucket with a default storage class of STANDARD. When we uploaded hello.txt to our bucket, it inherited the STANDARD storage class as well. We can double ...