公开(公告)号：US20180101572A1

公开(公告)日：2018-04-12

申请号：US15290507

申请日：2016-10-11

Applicant: SAP SE

Inventor： Christian Conradi ,  Marcel Hermanns ,  Stefan Engelhardt ,  Vera Thome-Fix ,  Maximilian Eisele ,  Gregor Tielsch

IPC: G06F17/30

CPC classification number: G06F16/24544 ,  G06F16/221 ,  G06F16/2228 ,  G06F16/25 ,  G06F16/84

Abstract: A system includes reception of a first query to search two or more heterogeneous data providers, generation of a first query language excerpt to define a combined key column based on key columns associated with a first data provider of the two or more heterogeneous data providers, for each of two or more columns of the first data provider, generation of a second query language excerpt to map the column of the first data provider to a respective result set key column and a respective result set value column, generation of a third query language excerpt to identify two or more of the result set value columns to search, and generation of a first query language statement based on the first, second and third query language excerpts.

公开(公告)号：US10726011B2

公开(公告)日：2020-07-28

申请号：US15290507

申请日：2016-10-11

Applicant: SAP SE

Inventor： Christian Conradi ,  Marcel Hermanns ,  Stefan Engelhardt ,  Vera Thome-Fix ,  Maximilian Eisele ,  Gregor Tielsch

IPC: G06F16/2453 ,  G06F16/84 ,  G06F16/22 ,  G06F16/25

Abstract: A system includes reception of a first query to search two or more heterogeneous data providers, generation of a first query language excerpt to define a combined key column based on key columns associated with a first data provider of the two or more heterogeneous data providers, for each of two or more columns of the first data provider, generation of a second query language excerpt to map the column of the first data provider to a respective result set key column and a respective result set value column, generation of a third query language excerpt to identify two or more of the result set value columns to search, and generation of a first query language statement based on the first, second and third query language excerpts.