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[fix](nereids)should not push down constant output expr in window expression #35961
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Thank you for your contribution to Apache Doris. Since 2024-03-18, the Document has been moved to doris-website. |
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run buildall |
TPC-H: Total hot run time: 49449 ms |
TPC-DS: Total hot run time: 203692 ms |
ClickBench: Total hot run time: 30.82 s |
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Load test result on machine: 'aliyun_ecs.c7a.8xlarge_32C64G' |
morrySnow
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Jun 11, 2024
…datatype too (#36065) pick from master #36055 this pr revert #35961 and fix the bug in correct way. The root cause is decimal literal's comparison only compare value, we should also compare their datatype as well as datetime literal. suppose a=0 with type decimal(2,1) b=0 with type decimal(3,1) we have: a.equals(b) returns false
mongo360
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Aug 16, 2024
…ression (apache#35961) pick from master apache#35948 SELECT 0 AS x1, (CASE WHEN t.a IS NOT NULL THEN 1.0 / count(1) OVER (PARTITION BY t.b) ELSE 0 END) AS x2 FROM t 0 AS x1 was pushed down to bottom project. Then it will be used to normalize case when expr, and change it to (CASE WHEN t.a IS NOT NULL THEN 1.0 / count(1) OVER (PARTITION BY t.b) ELSE x1 END) AS x2 the literal 0 was replaced by x1 accidentally. This pr fix it by keep constant expr in output list
mongo360
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Aug 16, 2024
…datatype too (apache#36065) pick from master apache#36055 this pr revert apache#35961 and fix the bug in correct way. The root cause is decimal literal's comparison only compare value, we should also compare their datatype as well as datetime literal. suppose a=0 with type decimal(2,1) b=0 with type decimal(3,1) we have: a.equals(b) returns false
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pick from master #35948
Proposed changes
Issue Number: close #xxx