seawinde opened a new pull request, #30734:
URL: https://github.com/apache/doris/pull/30734
## Proposed changes
materialized view definition is as following, and the query sql is the same
when outer group by use the `col1` in the inner group, which can be
rewritten by materialized view
> select
> t1.o_orderdate,
> t1.o_orderkey,
> t1.col1
> from
> (
> select
> o_orderkey,
> o_custkey,
> o_orderstatus,
> o_orderdate,
> sum(o_shippriority) as col1
> from
> orders
> group by
> o_orderkey,
> o_custkey,
> o_orderstatus,
> o_orderdate
> ) as t1
> left join lineitem on lineitem.l_orderkey = t1.o_orderkey
> group by
> t1.o_orderdate,
> t1.o_orderkey,
> t1.col1
## Further comments
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[d...@doris.apache.org](mailto:d...@doris.apache.org) by explaining why you
chose the solution you did and what alternatives you considered, etc...
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