Hi everyone,
I would like to open a discussion on FLIP-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 aggregate query.?6?7 FLIP-255 proposes to introduce pre-aggregated merge into Flink Table Store to acquire the same benefit. ?6?7Supported aggregate functions include sum, max/min, count, replace_if_not_null, replace, concatenate, or/and?6?7. ?6?7 Looking forward to your feedback. [1] https://cwiki.apache.org/confluence/display?6?7/FLINK/FLIP-2?6?755+Introduce+pre-aggregated+merge+to+table+store Best, Nathan Kan (?6?7Hongnan Gan)?6?7?6?7?6?7
