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5bd80a74ab
* basic impl Signed-off-by: Ruihang Xia <waynestxia@gmail.com> * fix frontend logic Signed-off-by: Ruihang Xia <waynestxia@gmail.com> * add sqlness test Signed-off-by: Ruihang Xia <waynestxia@gmail.com> * check substrait compatibility before pushdown Signed-off-by: Ruihang Xia <waynestxia@gmail.com> * going to revert some rules Signed-off-by: Ruihang Xia <waynestxia@gmail.com> * update sqlness result Signed-off-by: Ruihang Xia <waynestxia@gmail.com> * fix test and clippy Signed-off-by: Ruihang Xia <waynestxia@gmail.com> * fix compile error Signed-off-by: Ruihang Xia <waynestxia@gmail.com> * fix typo Signed-off-by: Ruihang Xia <waynestxia@gmail.com> * remove println Signed-off-by: Ruihang Xia <waynestxia@gmail.com> * Apply suggestions from code review Co-authored-by: Yingwen <realevenyag@gmail.com> --------- Signed-off-by: Ruihang Xia <waynestxia@gmail.com> Co-authored-by: Yingwen <realevenyag@gmail.com>
68 lines
3.6 KiB
Plaintext
68 lines
3.6 KiB
Plaintext
explain select * from numbers;
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+---------------+------------------------------------------+
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| plan_type | plan |
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+---------------+------------------------------------------+
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| logical_plan | MergeScan [is_placeholder=false] |
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| | TableScan: numbers projection=[number] |
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| physical_plan | ExecutionPlan(PlaceHolder) |
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+---------------+------------------------------------------+
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explain select * from numbers order by number desc;
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+---------------+--------------------------------------------+
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| plan_type | plan |
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+---------------+--------------------------------------------+
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| logical_plan | Sort: numbers.number DESC NULLS FIRST |
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| | MergeScan [is_placeholder=false] |
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| | TableScan: numbers projection=[number] |
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| physical_plan | SortExec: expr=[number@0 DESC] |
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| | ExecutionPlan(PlaceHolder) |
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+---------------+--------------------------------------------+
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explain select * from numbers order by number asc;
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+---------------+--------------------------------------------+
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| plan_type | plan |
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+---------------+--------------------------------------------+
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| logical_plan | Sort: numbers.number ASC NULLS LAST |
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| | MergeScan [is_placeholder=false] |
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| | TableScan: numbers projection=[number] |
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| physical_plan | SortExec: expr=[number@0 ASC NULLS LAST] |
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| | ExecutionPlan(PlaceHolder) |
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+---------------+--------------------------------------------+
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explain select * from numbers order by number desc limit 10;
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+---------------+---------------------------------------------------+
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| plan_type | plan |
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+---------------+---------------------------------------------------+
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| logical_plan | Limit: skip=0, fetch=10 |
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| | Sort: numbers.number DESC NULLS FIRST, fetch=10 |
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| | MergeScan [is_placeholder=false] |
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| | TableScan: numbers projection=[number] |
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| physical_plan | GlobalLimitExec: skip=0, fetch=10 |
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| | SortExec: fetch=10, expr=[number@0 DESC] |
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| | ExecutionPlan(PlaceHolder) |
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+---------------+---------------------------------------------------+
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explain select * from numbers order by number asc limit 10;
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+---------------+------------------------------------------------------+
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| plan_type | plan |
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+---------------+------------------------------------------------------+
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| logical_plan | Limit: skip=0, fetch=10 |
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| | Sort: numbers.number ASC NULLS LAST, fetch=10 |
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| | MergeScan [is_placeholder=false] |
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| | TableScan: numbers projection=[number] |
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| physical_plan | GlobalLimitExec: skip=0, fetch=10 |
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| | SortExec: fetch=10, expr=[number@0 ASC NULLS LAST] |
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| | ExecutionPlan(PlaceHolder) |
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+---------------+------------------------------------------------------+
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