Alibaba Group Holding Limited
Data storage for mobile terminals

Abstract:

The present disclosure describes techniques for converting and storing data in a unified format. One example method includes converting original data to a first data having a predetermined format; generating first metadata and a key value corresponding to the first data during the conversion of the original data; determining whether second metadata corresponding to the key value exists in a cache; determining whether the second metadata are different from the first metadata; in response to determining that the second metadata does not exist in the cache or to determining that the second metadata are different from the first metadata, storing the first data, the first metadata, and the key value to the cache; determining that a predetermined condition is satisfied; and in response determining that the predetermined condition is satisfied, storing the first data, the first metadata, and the key value to a non-relational database.