Implementation of distributed aggregation in Greenplum
Graduated from Nankai University in 2013 with bachelor's and master's degrees. Joined Tencent in the same year. Joined Pivotal's Greenplum team in early 2016, focusing on the development of database query optimizers and executor.
No video of the event yet, sorry!
The presentation includes the principle of aggregation, the implementation of multi-stage aggregation on greenplum. And how greenplum implement grouping sets. This presentation will delve into how to implement efficient aggregation in a distributed environment, as well as implementations in the query optimizer and executor.
The slides link: https://docs.google.com/presentation/d/1nYiU8-Z2omzmeYJvh1EznAPk-KnMfXZNIrBbt2JICfo/edit?usp=sharing
- 2019 July 5 13:30 CST
- 40 min
- JINGGE HALL TRACK 2 - PG Best Practices
- Beijing 2019
- PostgreSQL Best Practices