?????? [Phishing Risk] [External] [DISCUSS] FLIP-255 Introduce pre-aggregated merge to Table Store

2022-08-12 Thread Hannan Kan
lease-1.15/docs/dev/table/functions/systemfunctions/#aggregate-functions [2] https://www.postgresql.org/docs/9.5/functions-aggregate.html Best, Jingsong On Tue, Aug 2, 2022 at 11:41 PM Hannan Kan https://cwiki.apache.org/confluence/display/FLINK/FLIP-255+Introduce+pre-aggregated+merge+to+table+s

?????? [Phishing Risk] [External] [DISCUSS] FLIP-255 Introduce pre-aggregated merge to Table Store

2022-08-02 Thread Hannan Kan
Thank you for reviewing FLIP-255. That indeed is a typo. I will correct it immediately. Best, Nathan ---- ??: "dev"

?????? [Phishing Risk] [External] [DISCUSS] FLIP-255 Introduce pre-aggregated merge to Table Store

2022-08-02 Thread Hannan Kan
Very much thank you for reviewing FLIP-255. ## Aggregate functions I partly refer to Apache Druid[1]. In Druid, each aggregate column is designated by an Json/map string, such as ??{"type": count, "name": https://druid.apache.org/docs/latest/querying/aggregations.html [2]

[DISCUSS] FLIP-255 Introduce pre-aggregated merge to Table Store

2022-08-01 Thread Hannan Kan
Hi everyone, I would like to open a discussion onFLIP-255 Introduce pre-aggregated merge to table store[1]. Pre-aggregation mechanism has been adopted by ma?6?7ny bi?6?7g d?6?7ata system?6?7?6?7s (such as Apache Doris,?6?7 Apache Kylin?6?7 , Druid etc.)to save storage and accelerate the

Ask for permission to create a FLIP in Confluence

2022-07-28 Thread Hannan Kan
Dear administrator, I join in OSPP and am chosen by table-store project (https://summer-ospp.ac.cn/#/org/prodetail/225120149). Related Jira is