seawinde opened a new pull request, #29609: URL: https://github.com/apache/doris/pull/29609
## Proposed changes materialized view def is as following: > select l_linenumber, o_custkey > from orders > left join lineitem on lineitem.L_ORDERKEY = orders.O_ORDERKEY > where o_custkey = 1; when query is as following, it can be rewritten by mv above it requires that this reject null filter on the join right input > select IFNULL(orders.O_CUSTKEY, 0) as custkey_not_null, > case when l_linenumber in (1,2,3) then l_linenumber else o_custkey end as case_when > from orders > inner join lineitem on orders.O_ORDERKEY = lineitem.L_ORDERKEY > where o_custkey = 1 and l_linenumber > 0; ## Further comments If this is a relatively large or complex change, kick off the discussion at [d...@doris.apache.org](mailto:d...@doris.apache.org) by explaining why you chose the solution you did and what alternatives you considered, etc... -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: commits-unsubscr...@doris.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: commits-unsubscr...@doris.apache.org For additional commands, e-mail: commits-h...@doris.apache.org
