1. A computer-implemented method, comprising: receiving invocation of a data access service, wherein the invocation identifies a data structure storing one or more data elements having a data format; identifying an update handler to be plugged into a data access framework, wherein the update handler processes data elements having the data format; and under control of the update handler, accessing data elements in the data structure; determining one or more statements for storing the data elements into the data store; and forwarding the one or more statements to the data access framework.