mirror of
https://github.com/GreptimeTeam/greptimedb.git
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b633a16667
* apply rewriter to subquery exprs Signed-off-by: Ruihang Xia <waynestxia@gmail.com> * workaround for datafusion's check Signed-off-by: Ruihang Xia <waynestxia@gmail.com> * clean up Signed-off-by: Ruihang Xia <waynestxia@gmail.com> * add sqlness test Signed-off-by: Ruihang Xia <waynestxia@gmail.com> * fix typo Signed-off-by: Ruihang Xia <waynestxia@gmail.com> * change time index type Signed-off-by: Ruihang Xia <waynestxia@gmail.com> --------- Signed-off-by: Ruihang Xia <waynestxia@gmail.com>
132 lines
4.5 KiB
Plaintext
132 lines
4.5 KiB
Plaintext
CREATE TABLE integers(i INTEGER, j TIMESTAMP TIME INDEX);
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Affected Rows: 0
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-- SQLNESS REPLACE (-+) -
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-- SQLNESS REPLACE (\s\s+) _
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-- SQLNESS REPLACE (RoundRobinBatch.*) REDACTED
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-- SQLNESS REPLACE (Hash.*) REDACTED
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-- SQLNESS REPLACE (peer-.*) REDACTED
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EXPLAIN SELECT * FROM integers WHERE i IN ((SELECT i FROM integers)) ORDER BY i;
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+-+-+
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| plan_type_| plan_|
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+-+-+
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| logical_plan_| Sort: integers.i ASC NULLS LAST_|
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|_|_LeftSemi Join: integers.i = __correlated_sq_1.i_|
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|_|_MergeScan [is_placeholder=false]_|
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|_|_SubqueryAlias: __correlated_sq_1_|
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|_|_MergeScan [is_placeholder=false]_|
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| physical_plan | SortPreservingMergeExec: [i@0 ASC NULLS LAST]_|
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|_|_SortExec: expr=[i@0 ASC NULLS LAST]_|
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|_|_CoalesceBatchesExec: target_batch_size=8192_|
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|_|_REDACTED
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|_|_CoalesceBatchesExec: target_batch_size=8192_|
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|_|_RepartitionExec: partitioning=REDACTED
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|_|_RepartitionExec: partitioning=REDACTED
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|_|_MergeScanExec: peers=[REDACTED
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|_|_CoalesceBatchesExec: target_batch_size=8192_|
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|_|_RepartitionExec: partitioning=REDACTED
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|_|_RepartitionExec: partitioning=REDACTED
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|_|_MergeScanExec: peers=[REDACTED
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|_|_|
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+-+-+
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-- SQLNESS REPLACE (-+) -
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-- SQLNESS REPLACE (\s\s+) _
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-- SQLNESS REPLACE (RoundRobinBatch.*) REDACTED
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-- SQLNESS REPLACE (Hash.*) REDACTED
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-- SQLNESS REPLACE (peer-.*) REDACTED
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EXPLAIN SELECT * FROM integers i1 WHERE EXISTS(SELECT i FROM integers WHERE i=i1.i) ORDER BY i1.i;
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+-+-+
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| plan_type_| plan_|
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+-+-+
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| logical_plan_| Sort: i1.i ASC NULLS LAST_|
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|_|_LeftSemi Join: i1.i = __correlated_sq_1.i_|
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|_|_SubqueryAlias: i1_|
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|_|_MergeScan [is_placeholder=false]_|
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|_|_SubqueryAlias: __correlated_sq_1_|
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|_|_Projection: integers.i_|
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|_|_MergeScan [is_placeholder=false]_|
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| physical_plan | SortPreservingMergeExec: [i@0 ASC NULLS LAST]_|
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|_|_SortExec: expr=[i@0 ASC NULLS LAST]_|
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|_|_CoalesceBatchesExec: target_batch_size=8192_|
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|_|_REDACTED
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|_|_CoalesceBatchesExec: target_batch_size=8192_|
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|_|_RepartitionExec: partitioning=REDACTED
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|_|_RepartitionExec: partitioning=REDACTED
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|_|_MergeScanExec: peers=[REDACTED
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|_|_CoalesceBatchesExec: target_batch_size=8192_|
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|_|_RepartitionExec: partitioning=REDACTED
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|_|_RepartitionExec: partitioning=REDACTED
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|_|_ProjectionExec: expr=[i@0 as i]_|
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|_|_MergeScanExec: peers=[REDACTED
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+-+-+
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create table other (i INTEGER, j TIMESTAMP TIME INDEX);
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Affected Rows: 0
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-- SQLNESS REPLACE (-+) -
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-- SQLNESS REPLACE (\s\s+) _
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-- SQLNESS REPLACE (RoundRobinBatch.*) REDACTED
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-- SQLNESS REPLACE (Hash.*) REDACTED
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-- SQLNESS REPLACE (peer-.*) REDACTED
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explain select t.i
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from (
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select * from integers join other on 1=1
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) t
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where t.i is not null
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order by t.i desc;
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+-+-+
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| plan_type_| plan_|
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+-+-+
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| logical_plan_| Sort: t.i DESC NULLS FIRST_|
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|_|_SubqueryAlias: t_|
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|_|_Inner Join:_|
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|_|_Projection:_|
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|_|_MergeScan [is_placeholder=false]_|
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|_|_Filter: other.i IS NOT NULL_|
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|_|_Projection: other.i_|
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|_|_MergeScan [is_placeholder=false]_|
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| physical_plan | SortExec: expr=[i@0 DESC]_|
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|_|_NestedLoopJoinExec: join_type=Inner_|
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|_|_ProjectionExec: expr=[]_|
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|_|_MergeScanExec: peers=[REDACTED
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|_|_CoalescePartitionsExec_|
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|_|_CoalesceBatchesExec: target_batch_size=8192_|
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|_|_FilterExec: i@0 IS NOT NULL_|
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|_|_RepartitionExec: partitioning=REDACTED
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|_|_ProjectionExec: expr=[i@0 as i]_|
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|_|_MergeScanExec: peers=[REDACTED
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+-+-+
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EXPLAIN INSERT INTO other SELECT i, 2 FROM integers WHERE i=(SELECT MAX(i) FROM integers);
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+--------------+-------------------------------------------------------------------+
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| plan_type | plan |
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+--------------+-------------------------------------------------------------------+
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| logical_plan | Dml: op=[Insert] table=[other] |
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| | Projection: integers.i AS i, TimestampMillisecond(2, None) AS j |
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| | Inner Join: integers.i = __scalar_sq_1.MAX(integers.i) |
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| | Projection: integers.i |
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| | MergeScan [is_placeholder=false] |
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| | SubqueryAlias: __scalar_sq_1 |
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| | Aggregate: groupBy=[[]], aggr=[[MAX(integers.i)]] |
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| | Projection: integers.i |
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| | MergeScan [is_placeholder=false] |
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+--------------+-------------------------------------------------------------------+
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drop table other;
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Affected Rows: 1
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drop table integers;
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Affected Rows: 1
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