Speed up creation of DagRun for large DAGs (5k+ tasks) by 25-140%#20722

Merged

ashb merged 9 commits intoapache:mainfrom astronomer:speed-up-create-task-instances

Jan 7, 2022

+239-73

Commits on Jan 6, 2022

Speed up creation of DagRun for large DAGs (5k+ tasks) by 15-40%
ashb
committed
fixup! Speed up creation of DagRun for large DAGs (5k+ tasks) by 15-40%
ashb
committed
Use bulk_insert_mappings for even more speed where possible.
ashb
committed

Commits on Jan 7, 2022