Key sequenced clustered I/O in a database management system

摘要

A system, method, apparatus, means and computer program code for writing data includes identifying a plurality of pages to be written to a data volume, each page including a file identifier and a key, creating a first page group from the plurality of pages, the first page group including pages associated with a first file as identified by the file identifier and sorted by the key; and writing the first page group to the data volume.