[DataFactory]Added new features into 4.19.0#21018

Merged

allenjzhang merged 3 commits intoAzure:masterfrom Jingshu923:master

May 20, 2021

+290-48

Commits on Apr 19, 2021

[DataFactory]Added new features into 4.18.0
Jingshu918
committed

Commits on May 12, 2021