Re:Re: [PROPOSAL] Materialized view 2.0

2020-04-16 Thread 陈明雨
That could be good. However, if expressions are supported, the function of automatically selecting rollup may fail. Because the reason why Doris can automatically select the rollup is based on keeping the column values consistent. When the column value generates a new value through the expressi

Re: [PROPOSAL] Materialized view 2.0

2020-04-16 Thread Zhao Chun
Hi Ling Very glad to see this proposal. We can discuss whether to support expression operations. For the case that expressions are applied on the KEY column. For example we can easily get a monthly table through a rollup which is defined by "group by to_month(day_column)". For the case that exp

[PROPOSAL] Materialized view 2.0

2020-04-16 Thread ling miao
Hi everyone, *The status of materialized view 1.0* In the present, we have supported the materialized views in Doris 0.12 version. The materialized view selector supports to select the most efficient mv and rewrite the SQL to query against the selected mv instead of the base table. For query resul

Podling Doris Report Reminder - May 2020

2020-04-16 Thread jmclean
Dear podling, This email was sent by an automated system on behalf of the Apache Incubator PMC. It is an initial reminder to give you plenty of time to prepare your quarterly board report. The board meeting is scheduled for Wed, 20 May 2020. The report for your podling will form a part of the Inc