公开(公告)号：US10915535B2

公开(公告)日：2021-02-09

申请号：US15983404

申请日：2018-05-18

Applicant: NEC Laboratories America, Inc.

Inventor： Haifeng Chen ,  Youfu Li ,  Daeki Cho ,  Bo Zong ,  Nipun Arora ,  Cristian Lumezanu

IPC: G06F16/2455 ,  G06N20/00 ,  G06F16/22 ,  G06F16/2453 ,  G06N5/04

Abstract: Systems and methods for optimizing query execution to improve query processing by a computer are provided. A query is analyzed and translated into a logical plan. A runtime query optimizer is applied to the logical plan to identify a physical plan including operators for execution. The logical plan is translated into the physical plan. Execution of the query is scheduled according to the physical plan.

公开(公告)号：US20180365291A1

公开(公告)日：2018-12-20

申请号：US15983404

申请日：2018-05-18

Applicant: NEC Laboratories America, Inc.

Inventor： Haifeng Chen ,  Youfu Li ,  Daeki Cho ,  Bo Zong ,  Nipun Arora ,  Cristian Lumezanu

IPC: G06F17/30

Abstract: Systems and methods for optimizing query execution to improve query processing by a computer are provided. A query is analyzed and translated into a logical plan. A runtime query optimizer is applied to the logical plan to identify a physical plan including operators for execution. The logical plan is translated into the physical plan. Execution of the query is scheduled according to the physical plan.