MASTER-DETAIL PROVIDER AND METHOD OF PROVIDING MASTER-DETAIL FUNCTIONALITY

摘要

A master-detail provider is provided for processing user requests for datastoredin one or more data source. A user request includes one or more queries. Eachset of the queries is analyzed to locate one or more master-detail linkslinking oneor more master queries and one or more detail queries. Each master query isrelated with one or more detail queries based on the located master-detaillinks.Each master query is prepared to generate a master query plan. A masterprovider query is generated by incorporating the master query plan withrelateddetail queries and related master-detail links. The master provider query isexecuted.