This topic describes how cold data storage is billed after you enable the cold data tiering feature.
Billing rules
After you enable cold data tiering, PolarDB for PostgreSQL lets you archive cold data from a cluster to a low-cost OSS bucket to reduce your data storage costs.
Note
For more information about cold data tiering, see Overview of cold data tiering.
After you enable this feature and perform cold data archiving, PolarDB for PostgreSQL charges fees for the storage capacity that the cold data occupies in OSS.
The billing rules are as follows:
Regions in the Chinese mainland: USD 0.0000325 per GB per hour.
China (Hong Kong) and other regions outside the Chinese mainland: USD 0.0000455 per GB per hour.