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[FEAT MERGE] DAS iterator refactor and keep order optimization

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Co-authored-by: saltonz <saltonzh@gmail.com>
Co-authored-by: zhenhan.gong@gmail.com <zhenhan.gong@gmail.com>
Co-authored-by: Tyshawn <tuyunshan@gmail.com>
This commit is contained in:
pe-99y
2024-06-24 13:57:14 +00:00
committed by ob-robot
parent 7f3ce430fb
commit 5c5e6da6ce
88 changed files with 7062 additions and 2432 deletions
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6
tools/deploy/mysql_test/test_suite/subquery/r/mysql/subquery.result
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@ -760,14 +760,14 @@ Outputs & filters:
group(nil), agg_func([T_FUN_SUM(t2.c1)], [T_FUN_COUNT(t2.c1)])
4 - output([t2.c1]), filter(nil), rowset=16
access([t2.c1]), partitions(p0)
is_index_back=false, is_global_index=false,
is_index_back=false, is_global_index=false, keep_ordering=true,
range_key([t2.c1]), range(MIN ; MAX)always true,
range_cond([t2.c1 = :0])
5 - output([cast(T_FUN_COUNT(*), DECIMAL(24, 4))]), filter(nil), rowset=16
group(nil), agg_func([T_FUN_COUNT(*)])
6 - output(nil), filter(nil), rowset=16
access(nil), partitions(p0)
is_index_back=false, is_global_index=false,
is_index_back=false, is_global_index=false, keep_ordering=true,
range_key([t3.c1]), range(MIN ; MAX)always true,
range_cond([t3.c1 = :0])
explain select * from t1 where t1.c1 != (select c2 from t2 where t2.c1 = (select max(c2) from t3 where t3.c1 = t1.c1) order by t2.c2 limit 1);
@ -803,7 +803,7 @@ Outputs & filters:
group(nil), agg_func([T_FUN_MAX(t3.c2)])
6 - output([t3.c2]), filter(nil), rowset=16
access([t3.c2]), partitions(p0)
is_index_back=false, is_global_index=false,
is_index_back=false, is_global_index=false, keep_ordering=true,
range_key([t3.c1]), range(MIN ; MAX)always true,
range_cond([t3.c1 = :0])
7 - output([t2.c1], [t2.c2]), filter(nil), rowset=16