[
https://issues.apache.org/jira/browse/CALCITE-2592?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Vladimir Sitnikov updated CALCITE-2592:
---------------------------------------
Description:
I have added a test case in
https://git-wip-us.apache.org/repos/asf?p=calcite.git;a=commit;h=12cda76c2efca3c1c649dd8cb1538d4928d8f972
The test fails as follows:
{noformat}org.apache.calcite.plan.RelOptPlanner$CannotPlanException: Node
[rel#7:Subset#2.ENUMERABLE.[]] could not be implemented; planner state:
Root: rel#7:Subset#2.ENUMERABLE.[]
Original rel:
LogicalJoin(subset=[rel#7:Subset#2.ENUMERABLE.[]], condition=[=($0, $2)],
joinType=[inner]): rowcount = 1.0, cumulative cost = {1.0 rows, 0.0 cpu, 0.0
io}, id = 5
LogicalValues(subset=[rel#3:Subset#0.NONE.[1]], tuples=[[{ '2', 'a' }, { '1',
'b' }]]): rowcount = 2.0, cumulative cost = {2.0 rows, 1.0 cpu, 0.0 io}, id = 0
LogicalValues(subset=[rel#4:Subset#1.NONE.[]], tuples=[[{ '1', 'x' }, { '2',
'y' }]]): rowcount = 2.0, cumulative cost = {2.0 rows, 1.0 cpu, 0.0 io}, id = 1
Sets:
Set#0, type: RecordType(CHAR(1) id, CHAR(1) name)
rel#3:Subset#0.NONE.[1], best=null, importance=0.81
rel#0:LogicalValues.NONE.[[1]](type=RecordType(CHAR(1) id,
CHAR(1) name),tuples=[{ '2', 'a' }, { '1', 'b' }]), rowcount=2.0, cumulative
cost={inf}
rel#9:Subset#0.ENUMERABLE.[0], best=null, importance=0.9
rel#30:Subset#0.ENUMERABLE.[1], best=rel#29, importance=0.45
rel#29:EnumerableValues.ENUMERABLE.[[1]](type=RecordType(CHAR(1) id, CHAR(1)
name),tuples=[{ '2', 'a' }, { '1', 'b' }]), rowcount=2.0, cumulative cost={2.0
rows, 1.0 cpu, 0.0 io}
Set#1, type: RecordType(CHAR(1) id, CHAR(1) name)
rel#4:Subset#1.NONE.[], best=null, importance=0.81
rel#1:LogicalValues.NONE.[[0, 1], [1]](type=RecordType(CHAR(1)
id, CHAR(1) name),tuples=[{ '1', 'x' }, { '2', 'y' }]), rowcount=2.0,
cumulative cost={inf}
rel#10:Subset#1.ENUMERABLE.[0], best=rel#27, importance=0.9
rel#27:EnumerableValues.ENUMERABLE.[[0, 1],
[1]](type=RecordType(CHAR(1) id, CHAR(1) name),tuples=[{ '1', 'x' }, { '2', 'y'
}]), rowcount=2.0, cumulative cost={2.0 rows, 1.0 cpu, 0.0 io}
rel#28:Subset#1.ENUMERABLE.[], best=rel#27, importance=0.45
rel#27:EnumerableValues.ENUMERABLE.[[0, 1],
[1]](type=RecordType(CHAR(1) id, CHAR(1) name),tuples=[{ '1', 'x' }, { '2', 'y'
}]), rowcount=2.0, cumulative cost={2.0 rows, 1.0 cpu, 0.0 io}
Set#2, type: RecordType(CHAR(1) id, CHAR(1) name, CHAR(1) id0, CHAR(1) name0)
rel#6:Subset#2.NONE.[], best=null, importance=0.9
rel#5:LogicalJoin.NONE.[](left=rel#3:Subset#0.NONE.[1],right=rel#4:Subset#1.NONE.[],condition==($0,
$2),joinType=inner), rowcount=1.0, cumulative cost={inf}
rel#15:LogicalProject.NONE.[](input=rel#14:Subset#3.NONE.[],id=$2,name=$3,id0=$0,name0=$1),
rowcount=1.0, cumulative cost={inf}
rel#7:Subset#2.ENUMERABLE.[], best=null, importance=1.0
rel#8:AbstractConverter.ENUMERABLE.[](input=rel#6:Subset#2.NONE.[],convention=ENUMERABLE,sort=[]),
rowcount=1.0, cumulative cost={inf}
rel#11:EnumerableMergeJoin.ENUMERABLE.[[0],
[2]](left=rel#9:Subset#0.ENUMERABLE.[0],right=rel#10:Subset#1.ENUMERABLE.[0],condition==($0,
$2),joinType=inner), rowcount=1.0, cumulative cost={inf}
Set#3, type: RecordType(CHAR(1) id, CHAR(1) name, CHAR(1) id0, CHAR(1) name0)
rel#14:Subset#3.NONE.[], best=null, importance=0.81
rel#12:LogicalJoin.NONE.[](left=rel#4:Subset#1.NONE.[],right=rel#3:Subset#0.NONE.[1],condition==($2,
$0),joinType=inner), rowcount=1.0, cumulative cost={inf}
rel#18:LogicalProject.NONE.[](input=rel#6:Subset#2.NONE.[],id=$2,name=$3,id0=$0,name0=$1),
rowcount=1.0, cumulative cost={inf}
rel#26:Subset#3.ENUMERABLE.[], best=null, importance=0.405
rel#25:EnumerableMergeJoin.ENUMERABLE.[[0],
[2]](left=rel#10:Subset#1.ENUMERABLE.[0],right=rel#9:Subset#0.ENUMERABLE.[0],condition==($0,
$2),joinType=inner), rowcount=1.0, cumulative cost={inf}
at
org.apache.calcite.plan.volcano.RelSubset$CheapestPlanReplacer.visit(RelSubset.java:437)
at
org.apache.calcite.plan.volcano.RelSubset.buildCheapestPlan(RelSubset.java:296){noformat}
> EnumerableMergeJoin is never taken
> ----------------------------------
>
> Key: CALCITE-2592
> URL: https://issues.apache.org/jira/browse/CALCITE-2592
> Project: Calcite
> Issue Type: Bug
> Components: core
> Affects Versions: 1.17.0
> Reporter: Vladimir Sitnikov
> Assignee: Julian Hyde
> Priority: Major
>
> I have added a test case in
> https://git-wip-us.apache.org/repos/asf?p=calcite.git;a=commit;h=12cda76c2efca3c1c649dd8cb1538d4928d8f972
> The test fails as follows:
> {noformat}org.apache.calcite.plan.RelOptPlanner$CannotPlanException: Node
> [rel#7:Subset#2.ENUMERABLE.[]] could not be implemented; planner state:
> Root: rel#7:Subset#2.ENUMERABLE.[]
> Original rel:
> LogicalJoin(subset=[rel#7:Subset#2.ENUMERABLE.[]], condition=[=($0, $2)],
> joinType=[inner]): rowcount = 1.0, cumulative cost = {1.0 rows, 0.0 cpu, 0.0
> io}, id = 5
> LogicalValues(subset=[rel#3:Subset#0.NONE.[1]], tuples=[[{ '2', 'a' }, {
> '1', 'b' }]]): rowcount = 2.0, cumulative cost = {2.0 rows, 1.0 cpu, 0.0 io},
> id = 0
> LogicalValues(subset=[rel#4:Subset#1.NONE.[]], tuples=[[{ '1', 'x' }, {
> '2', 'y' }]]): rowcount = 2.0, cumulative cost = {2.0 rows, 1.0 cpu, 0.0 io},
> id = 1
> Sets:
> Set#0, type: RecordType(CHAR(1) id, CHAR(1) name)
> rel#3:Subset#0.NONE.[1], best=null, importance=0.81
> rel#0:LogicalValues.NONE.[[1]](type=RecordType(CHAR(1) id,
> CHAR(1) name),tuples=[{ '2', 'a' }, { '1', 'b' }]), rowcount=2.0, cumulative
> cost={inf}
> rel#9:Subset#0.ENUMERABLE.[0], best=null, importance=0.9
> rel#30:Subset#0.ENUMERABLE.[1], best=rel#29, importance=0.45
>
> rel#29:EnumerableValues.ENUMERABLE.[[1]](type=RecordType(CHAR(1) id, CHAR(1)
> name),tuples=[{ '2', 'a' }, { '1', 'b' }]), rowcount=2.0, cumulative
> cost={2.0 rows, 1.0 cpu, 0.0 io}
> Set#1, type: RecordType(CHAR(1) id, CHAR(1) name)
> rel#4:Subset#1.NONE.[], best=null, importance=0.81
> rel#1:LogicalValues.NONE.[[0, 1], [1]](type=RecordType(CHAR(1)
> id, CHAR(1) name),tuples=[{ '1', 'x' }, { '2', 'y' }]), rowcount=2.0,
> cumulative cost={inf}
> rel#10:Subset#1.ENUMERABLE.[0], best=rel#27, importance=0.9
> rel#27:EnumerableValues.ENUMERABLE.[[0, 1],
> [1]](type=RecordType(CHAR(1) id, CHAR(1) name),tuples=[{ '1', 'x' }, { '2',
> 'y' }]), rowcount=2.0, cumulative cost={2.0 rows, 1.0 cpu, 0.0 io}
> rel#28:Subset#1.ENUMERABLE.[], best=rel#27, importance=0.45
> rel#27:EnumerableValues.ENUMERABLE.[[0, 1],
> [1]](type=RecordType(CHAR(1) id, CHAR(1) name),tuples=[{ '1', 'x' }, { '2',
> 'y' }]), rowcount=2.0, cumulative cost={2.0 rows, 1.0 cpu, 0.0 io}
> Set#2, type: RecordType(CHAR(1) id, CHAR(1) name, CHAR(1) id0, CHAR(1) name0)
> rel#6:Subset#2.NONE.[], best=null, importance=0.9
>
> rel#5:LogicalJoin.NONE.[](left=rel#3:Subset#0.NONE.[1],right=rel#4:Subset#1.NONE.[],condition==($0,
> $2),joinType=inner), rowcount=1.0, cumulative cost={inf}
>
> rel#15:LogicalProject.NONE.[](input=rel#14:Subset#3.NONE.[],id=$2,name=$3,id0=$0,name0=$1),
> rowcount=1.0, cumulative cost={inf}
> rel#7:Subset#2.ENUMERABLE.[], best=null, importance=1.0
>
> rel#8:AbstractConverter.ENUMERABLE.[](input=rel#6:Subset#2.NONE.[],convention=ENUMERABLE,sort=[]),
> rowcount=1.0, cumulative cost={inf}
> rel#11:EnumerableMergeJoin.ENUMERABLE.[[0],
> [2]](left=rel#9:Subset#0.ENUMERABLE.[0],right=rel#10:Subset#1.ENUMERABLE.[0],condition==($0,
> $2),joinType=inner), rowcount=1.0, cumulative cost={inf}
> Set#3, type: RecordType(CHAR(1) id, CHAR(1) name, CHAR(1) id0, CHAR(1) name0)
> rel#14:Subset#3.NONE.[], best=null, importance=0.81
>
> rel#12:LogicalJoin.NONE.[](left=rel#4:Subset#1.NONE.[],right=rel#3:Subset#0.NONE.[1],condition==($2,
> $0),joinType=inner), rowcount=1.0, cumulative cost={inf}
>
> rel#18:LogicalProject.NONE.[](input=rel#6:Subset#2.NONE.[],id=$2,name=$3,id0=$0,name0=$1),
> rowcount=1.0, cumulative cost={inf}
> rel#26:Subset#3.ENUMERABLE.[], best=null, importance=0.405
> rel#25:EnumerableMergeJoin.ENUMERABLE.[[0],
> [2]](left=rel#10:Subset#1.ENUMERABLE.[0],right=rel#9:Subset#0.ENUMERABLE.[0],condition==($0,
> $2),joinType=inner), rowcount=1.0, cumulative cost={inf}
> at
> org.apache.calcite.plan.volcano.RelSubset$CheapestPlanReplacer.visit(RelSubset.java:437)
> at
> org.apache.calcite.plan.volcano.RelSubset.buildCheapestPlan(RelSubset.java:296){noformat}
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