[opt](mtmv) Support limit or topN rewrite when materialized view contains limit or topN #55194
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morrySnow
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…ains limit or topN (#55194) Support limit or topN rewrite when materialized view contains limit or topN the doc pr is apache/doris-website#3059 such as mv def is as fllowing ```sql CREATE MATERIALIZED VIEW mv_with_limit BUILD IMMEDIATE REFRESH COMPLETE ON MANUAL DISTRIBUTED BY RANDOM BUCKETS 2 PROPERTIES ('replication_num' = '1') AS select o_orderdate, o_shippriority, o_comment from orders limit 4 offset 2; ``` query is as following which can be rewritten success by mv `mv_with_limit` above ```sql select o_orderdate, o_shippriority, o_comment from orders limit 2 offset 3; ``` another example: such as mv def is as fllowing ```sql CREATE MATERIALIZED VIEW mv_with_topN BUILD IMMEDIATE REFRESH COMPLETE ON MANUAL DISTRIBUTED BY RANDOM BUCKETS 2 PROPERTIES ('replication_num' = '1') AS select o_orderdate, o_shippriority, o_comment from orders order by o_orderkey limit 4 offset 2; ``` query is as following which can be rewritten success by mv `mv_with_topN` above ```sql select o_orderdate, o_shippriority, o_comment from orders order by o_orderkey limit 2 offset 5; ```
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…ains limit or topN (apache#55194) Support limit or topN rewrite when materialized view contains limit or topN the doc pr is apache/doris-website#3059 such as mv def is as fllowing ```sql CREATE MATERIALIZED VIEW mv_with_limit BUILD IMMEDIATE REFRESH COMPLETE ON MANUAL DISTRIBUTED BY RANDOM BUCKETS 2 PROPERTIES ('replication_num' = '1') AS select o_orderdate, o_shippriority, o_comment from orders limit 4 offset 2; ``` query is as following which can be rewritten success by mv `mv_with_limit` above ```sql select o_orderdate, o_shippriority, o_comment from orders limit 2 offset 3; ``` another example: such as mv def is as fllowing ```sql CREATE MATERIALIZED VIEW mv_with_topN BUILD IMMEDIATE REFRESH COMPLETE ON MANUAL DISTRIBUTED BY RANDOM BUCKETS 2 PROPERTIES ('replication_num' = '1') AS select o_orderdate, o_shippriority, o_comment from orders order by o_orderkey limit 4 offset 2; ``` query is as following which can be rewritten success by mv `mv_with_topN` above ```sql select o_orderdate, o_shippriority, o_comment from orders order by o_orderkey limit 2 offset 5; ```
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What problem does this PR solve?
Support limit or topN rewrite when materialized view contains limit or topN
the doc pr is apache/doris-website#3059
such as mv def is as fllowing
CREATE MATERIALIZED VIEW mv_with_limit BUILD IMMEDIATE REFRESH COMPLETE ON MANUAL DISTRIBUTED BY RANDOM BUCKETS 2 PROPERTIES ('replication_num' = '1') AS select o_orderdate, o_shippriority, o_comment from orders limit 4 offset 2;query is as following which can be rewritten success by mv
mv_with_limitaboveanother example:
such as mv def is as fllowing
CREATE MATERIALIZED VIEW mv_with_topN BUILD IMMEDIATE REFRESH COMPLETE ON MANUAL DISTRIBUTED BY RANDOM BUCKETS 2 PROPERTIES ('replication_num' = '1') AS select o_orderdate, o_shippriority, o_comment from orders order by o_orderkey limit 4 offset 2;query is as following which can be rewritten success by mv
mv_with_topNaboveIssue Number: close #xxx
Related PR: #xxx
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