Thank you very much Jinfeng for pointing the reason behind the error. I think gmail truncated the error message. I should have use pastebin or gist.
Milinda On Fri, Sep 4, 2015 at 2:27 PM, Jinfeng Ni <[email protected]> wrote: > This means you miss some rule(s) to convert from "None" convention to > "Logical" convention. > > In particular, in the trace you posted: > > Set#2, type: RecordType(VARCHAR(10) productId, INTEGER units) > rel#15:Subset#2.NONE.[], best=null, importance=0.9 > rel#14:LogicalDelta.NONE.[](input=rel#13:Subset#1.NONE.[]), > rowcount=100.0, cumulative cost={inf} > > > rel#21:LogicalProject.NONE.[](input=rel#20:Subset#3.NONE.[],productId=$1,units=$2), > rowcount=100.0, cumulative cost={inf} > rel#16:Subset#2.LOGICAL.[], best=null, importance=1.0 > *rel#17:AbstractConverter.LOGICAL.*[](input=*rel#15:Subset#2* > .NONE.[],convention=LOGICAL,sort=[]), > rowcount=100.0, cumulative cost={inf} > > RelSubSet #16 only has one rel node #17, whose input is rel#15:Subset#2. > Seems you do not have rule > to convert LogicalDelta.NONE or LogicalProject.NONE to a RelNode in LOGICAL > convention. As a result, > the cumulative cost is infinity, and "best" is null. That's why > VolcanoPlanner will report CanNotPlan error. > > btw: the trace you posted seems to be not well formated. > > > > > On Fri, Sep 4, 2015 at 11:02 AM, Milinda Pathirage <[email protected]> > wrote: > > > Hi Devs, > > > > I am getting following error when I tried PlannerImpl#transform with a > > custom set of rules (but all rules are from Calcite). Please let me know > if > > anyone have any ideas about a possible reason for this error. > > > > org.apache.calcite.plan.RelOptPlanner$CannotPlanException: Node > > [rel#16:Subset#2.LOGICAL.[]] could not be implemented; planner state: > > > > Root: rel#16:Subset#2.LOGICAL.[] > > Original rel: > > > > Sets: > > Set#0, type: RecordType(INTEGER id, VARCHAR(10) productId, INTEGER > > units, TIMESTAMP(0) rowtime) > > rel#11:Subset#0.NONE.[], best=null, importance=0.7290000000000001 > > rel#3:LogicalTableScan.NONE.[](table=[KAFKA, ORDERS]), > rowcount=100.0, > > cumulative cost={inf} > > Set#1, type: RecordType(VARCHAR(10) productId, INTEGER units) > > rel#13:Subset#1.NONE.[], best=null, importance=0.81 > > > > > rel#12:LogicalProject.NONE.[](input=rel#11:Subset#0.NONE.[],productId=$1,units=$2), > > rowcount=100.0, cumulative cost={inf} > > Set#2, type: RecordType(VARCHAR(10) productId, INTEGER units) > > rel#15:Subset#2.NONE.[], best=null, importance=0.9 > > rel#14:LogicalDelta.NONE.[](input=rel#13:Subset#1.NONE.[]), > > rowcount=100.0, cumulative cost={inf} > > > > > rel#21:LogicalProject.NONE.[](input=rel#20:Subset#3.NONE.[],productId=$1,units=$2), > > rowcount=100.0, cumulative cost={inf} > > rel#16:Subset#2.LOGICAL.[], best=null, importance=1.0 > > > > > rel#17:AbstractConverter.LOGICAL.[](input=rel#15:Subset#2.NONE.[],convention=LOGICAL,sort=[]), > > rowcount=100.0, cumulative cost={inf} > > Set#3, type: RecordType(INTEGER id, VARCHAR(10) productId, INTEGER > > units, TIMESTAMP(0) rowtime) > > rel#20:Subset#3.NONE.[], best=null, importance=0.81 > > rel#18:LogicalDelta.NONE.[](input=rel#11:Subset#0.NONE.[]), > > rowcount=100.0, cumulative cost={inf} > > rel#22:LogicalTableScan.NONE.[[3]](table=[]), rowcount=100.0, > > cumulative cost={inf} > > rel#23:Subset#3.NONE.[3], best=null, importance=0.405 > > rel#22:LogicalTableScan.NONE.[[3]](table=[]), rowcount=100.0, > > cumulative cost={inf} > > at > > > > > org.apache.calcite.plan.volcano.RelSubset$CheapestPlanReplacer.visit(RelSubset.java:473) > > at > > > > > org.apache.calcite.plan.volcano.RelSubset.buildCheapestPlan(RelSubset.java:317) > > at > > > > > org.apache.calcite.plan.volcano.VolcanoPlanner.findBestExp(VolcanoPlanner.java:823) > > at > > org.apache.calcite.tools.Programs$RuleSetProgram.run(Programs.java:303) > > at > > org.apache.calcite.prepare.PlannerImpl.transform(PlannerImpl.java:268) > > at > > > > > org.apache.samza.sql.planner.QueryPlanner.convertToSamzaRel(QueryPlanner.java:115) > > at > > > > > org.apache.samza.sql.planner.QueryPlanner.validateAndConvert(QueryPlanner.java:109) > > at > > org.apache.samza.sql.planner.QueryPlanner.getPlan(QueryPlanner.java:98) > > at > > > > > org.apache.samza.sql.planner.TestQueryPlanner.testSimpleProject(TestQueryPlanner.java:108) > > > > > > I haven't seen this before. I got this after I changed my code to use > > Frameworks#getPlanner. > > > > Thanks in advance > > Milinda > > > > -- > > Milinda Pathirage > > > > PhD Student | Research Assistant > > School of Informatics and Computing | Data to Insight Center > > Indiana University > > > > twitter: milindalakmal > > skype: milinda.pathirage > > blog: http://milinda.pathirage.org > > > -- Milinda Pathirage PhD Student | Research Assistant School of Informatics and Computing | Data to Insight Center Indiana University twitter: milindalakmal skype: milinda.pathirage blog: http://milinda.pathirage.org
