Patent ID: 11899665
Assignee: ATSCALE, INC.
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 17:
18. The device of claim 12 wherein the query server is configured to:
invoke aggregation logic for computing, based on statistics from previously received queries, a field likely to be included in a query request for a join operation;
move the data in the burdensome field, the burdensome filed likely to be included in a subsequent query request to a data source having fields with which the data in the burdensome field is likely to be joined with;
receive a query request including the burdensome field and at least one other field, the at least one other field also stored at the data source receiving the burdensome field;
direct the query logic to perform the query request in a server for accessing only the data source including the burdensome field, where fields remaining in the query are native to the data source receiving the moved fields.