Done: https://issues.apache.org/jira/browse/CALCITE-3488 <https://issues.apache.org/jira/browse/CALCITE-3488> let me know if you need any more info.
thank you —Z > On Nov 8, 2019, at 2:17 PM, Julian Hyde <jh...@apache.org> wrote: > > As I said, I think you should log a bug. > > On Fri, Nov 8, 2019 at 10:23 AM Haisheng Yuan <h.y...@alibaba-inc.com> wrote: >> >> I am afraid this query can't be easily decorrelated. >> >> - Haisheng >> >> ------------------------------------------------------------------ >> 发件人:Zoltan Farkas<zolyfar...@yahoo.com.INVALID> >> 日 期:2019年11月08日 22:46:53 >> 收件人:<dev@calcite.apache.org> >> 主 题:Re: Question about Interpreter and Corelations >> >> Thanks Julian, >> >> Any idea how could I de-corelate the query? >> RelDecorrelator.decorrelateQuery does not seem to alter the plan. >> >> Will log a jira for the interpreter issue. >> >> thank you >> >> —Z >> >> >> >>> On Nov 7, 2019, at 5:08 PM, Julian Hyde <jhyde.apa...@gmail.com> wrote: >>> >>> I don’t recall what the interpreter is currently capable of, but you should >>> log a bug. >>> >>> I wonder whether if you could get the query to work in the interpreter if >>> you decorrelated the query first. >>> >>> Julian >>> >>>> On Nov 7, 2019, at 11:16, Zoltan Farkas <zolyfar...@yahoo.com.invalid> >>>> wrote: >>>> >>>> for a test query with the following plan: >>>> >>>> LogicalProject(name=[$1], friends=[$4]) >>>> LogicalCorrelate(correlation=[$cor0], joinType=[inner], >>>> requiredColumns=[{0}]) >>>> LogicalTableScan(table=[[characters]]) >>>> Collect(field=[EXPR$0]) >>>> LogicalProject(name=[$2]) >>>> LogicalJoin(condition=[=($0, $1)], joinType=[inner]) >>>> LogicalProject(characterId2=[$1]) >>>> LogicalFilter(condition=[=($0, $cor0.characterId)]) >>>> LogicalTableScan(table=[[friendships]]) >>>> LogicalProject(characterId=[$0], name=[$1]) >>>> LogicalTableScan(table=[[characters]]) >>>> >>>> I get : >>>> >>>> java.lang.nsupportedOperationException >>>> at >>>> o.a.c.i.JaninoRexCompiler.lambda$compile$0(JaninoRexCompiler.java:94)[calcite-core-1.21.0.jar:1.21.0] >>>> at o.a.c.a.e.RexToLixTranslator.translate0(RexToLixTranslator.java:714)[^] >>>> at ^.translate(^:199)[^] >>>> at ^.translate0(^:684)[^] >>>> at ^.translate(^:199)[^] >>>> at ^.translate(^:194)[^] >>>> ... >>>> >>>> when trying to use the Interpreter. >>>> >>>> Is this a current limitation? >>>> >>>> the query is : >>>> >>>> select name, >>>> ARRAY(select c2.name from friendships f, characters c2 >>>> where f.characterId1 = c.characterId and >>>> f.characterId2 = c2.characterId) as friends >>>> from characters c >>>> >>>> let me know >>>> >>>> thank you >>>> >>>> —Z