I removed the multiset<map<string,string>> field and the join worked fine. The field was created from a Kafka source through a query that looks like "select collect(data) as i_data from ... group by pk"
Do you think this is a bug or is this something I can get around using some configuration? On Tue, Feb 26, 2019 at 1:20 AM Xingcan Cui <xingc...@gmail.com> wrote: > Yes. Please check that. If it's the nested type's problem, this might be a > bug. > > On Mon, Feb 25, 2019, 21:50 Karl Jin <karl....@gmail.com> wrote: > >> Do you think something funky might be happening with Map/Multiset types? >> If so how do I deal with it (I think I can verify by removing those columns >> and retry?)? >> >> On Mon, Feb 25, 2019 at 6:28 PM Karl Jin <karl....@gmail.com> wrote: >> >>> Thanks for checking in quickly, >>> >>> Below is what I got on printSchema on the two tables (left joining the >>> second one to the first one on uc_pk = i_uc_pk). rowtime in both are >>> extracted from the string field uc_update_ts >>> >>> root >>> |-- uc_pk: String >>> |-- uc_update_ts: String >>> |-- rowtime: TimeIndicatorTypeInfo(rowtime) >>> |-- uc_version: String >>> |-- uc_type: String >>> |-- data_parsed: Map<String, String> >>> >>> root >>> |-- i_uc_pk: String >>> |-- i_uc_update_ts: TimeIndicatorTypeInfo(rowtime) >>> |-- image_count: Long >>> |-- i_data: Multiset<Map<String, String>> >>> >>> On Mon, Feb 25, 2019 at 4:54 PM Xingcan Cui <xingc...@gmail.com> wrote: >>> >>>> Hi Karl, >>>> >>>> It seems that some field types of your inputs were not properly >>>> extracted. >>>> Could you share the result of `printSchema()` for your input tables? >>>> >>>> Best, >>>> Xingcan >>>> >>>> > On Feb 25, 2019, at 4:35 PM, Karl Jin <karl....@gmail.com> wrote: >>>> > >>>> > Hello, >>>> > >>>> > First time posting, so please let me know if the formatting isn't >>>> correct, etc. >>>> > >>>> > I'm trying to left join two Kafka sources, running 1.7.2 locally, but >>>> getting the below exception. Looks like some sort of query optimization >>>> process but I'm not sure where to start investigating/debugging. I see >>>> things are marked as NONE in the object so that's a bit of a flag to me, >>>> although I don't know for sure. Any pointer would be much appreciated: >>>> > >>>> > Exception in thread "main" java.lang.RuntimeException: Error while >>>> applying rule FlinkLogicalJoinConverter, args >>>> [rel#94:LogicalJoin.NONE(left=rel#84:Subset#0.NONE,right=rel#93:Subset#5.NONE,condition==($0, >>>> $6),joinType=left)] >>>> > at >>>> org.apache.calcite.plan.volcano.VolcanoRuleCall.onMatch(VolcanoRuleCall.java:236) >>>> > at >>>> org.apache.calcite.plan.volcano.VolcanoPlanner.findBestExp(VolcanoPlanner.java:646) >>>> > at >>>> org.apache.calcite.tools.Programs$RuleSetProgram.run(Programs.java:339) >>>> > at >>>> org.apache.flink.table.api.TableEnvironment.runVolcanoPlanner(TableEnvironment.scala:373) >>>> > at >>>> org.apache.flink.table.api.TableEnvironment.optimizeLogicalPlan(TableEnvironment.scala:292) >>>> > at >>>> org.apache.flink.table.api.StreamTableEnvironment.optimize(StreamTableEnvironment.scala:812) >>>> > at >>>> org.apache.flink.table.api.StreamTableEnvironment.translate(StreamTableEnvironment.scala:860) >>>> > at >>>> org.apache.flink.table.api.scala.StreamTableEnvironment.toRetractStream(StreamTableEnvironment.scala:205) >>>> > at >>>> org.apache.flink.table.api.scala.StreamTableEnvironment.toRetractStream(StreamTableEnvironment.scala:185) >>>> > at >>>> org.apache.flink.table.api.scala.TableConversions.toRetractStream(TableConversions.scala:143) >>>> > ... >>>> > Caused by: java.lang.RuntimeException: Error occurred while applying >>>> rule FlinkLogicalJoinConverter >>>> > at >>>> org.apache.calcite.plan.volcano.VolcanoRuleCall.transformTo(VolcanoRuleCall.java:149) >>>> > at >>>> org.apache.calcite.plan.RelOptRuleCall.transformTo(RelOptRuleCall.java:234) >>>> > at >>>> org.apache.calcite.rel.convert.ConverterRule.onMatch(ConverterRule.java:141) >>>> > at >>>> org.apache.calcite.plan.volcano.VolcanoRuleCall.onMatch(VolcanoRuleCall.java:212) >>>> > ... 11 more >>>> > Caused by: java.lang.NullPointerException >>>> > at >>>> org.apache.flink.table.plan.nodes.FlinkRelNode$class.estimateDataTypeSize(FlinkRelNode.scala:84) >>>> > at >>>> org.apache.flink.table.plan.nodes.logical.FlinkLogicalJoinBase.estimateDataTypeSize(FlinkLogicalJoinBase.scala:29) >>>> > at >>>> org.apache.flink.table.plan.nodes.FlinkRelNode$class.estimateDataTypeSize(FlinkRelNode.scala:104) >>>> > at >>>> org.apache.flink.table.plan.nodes.logical.FlinkLogicalJoinBase.estimateDataTypeSize(FlinkLogicalJoinBase.scala:29) >>>> > at >>>> org.apache.flink.table.plan.nodes.FlinkRelNode$$anonfun$estimateRowSize$2.apply(FlinkRelNode.scala:80) >>>> > at >>>> org.apache.flink.table.plan.nodes.FlinkRelNode$$anonfun$estimateRowSize$2.apply(FlinkRelNode.scala:79) >>>> > at >>>> scala.collection.IndexedSeqOptimized$class.foldl(IndexedSeqOptimized.scala:57) >>>> > at >>>> scala.collection.IndexedSeqOptimized$class.foldLeft(IndexedSeqOptimized.scala:66) >>>> > at >>>> scala.collection.mutable.ArrayBuffer.foldLeft(ArrayBuffer.scala:48) >>>> > at >>>> org.apache.flink.table.plan.nodes.FlinkRelNode$class.estimateRowSize(FlinkRelNode.scala:79) >>>> > at >>>> org.apache.flink.table.plan.nodes.logical.FlinkLogicalJoinBase.estimateRowSize(FlinkLogicalJoinBase.scala:29) >>>> > at >>>> org.apache.flink.table.plan.nodes.logical.FlinkLogicalJoinBase.computeSelfCost(FlinkLogicalJoinBase.scala:51) >>>> > at >>>> org.apache.calcite.rel.metadata.RelMdPercentageOriginalRows.getNonCumulativeCost(RelMdPercentageOriginalRows.java:162) >>>> > at >>>> GeneratedMetadataHandler_NonCumulativeCost.getNonCumulativeCost_$(Unknown >>>> Source) >>>> > at >>>> GeneratedMetadataHandler_NonCumulativeCost.getNonCumulativeCost(Unknown >>>> Source) >>>> > at >>>> org.apache.calcite.rel.metadata.RelMetadataQuery.getNonCumulativeCost(RelMetadataQuery.java:301) >>>> > at >>>> org.apache.calcite.plan.volcano.VolcanoPlanner.getCost(VolcanoPlanner.java:953) >>>> > at >>>> org.apache.calcite.plan.volcano.RelSubset.propagateCostImprovements0(RelSubset.java:339) >>>> > at >>>> org.apache.calcite.plan.volcano.RelSubset.propagateCostImprovements(RelSubset.java:322) >>>> > at >>>> org.apache.calcite.plan.volcano.VolcanoPlanner.addRelToSet(VolcanoPlanner.java:1643) >>>> > at >>>> org.apache.calcite.plan.volcano.VolcanoPlanner.registerImpl(VolcanoPlanner.java:1579) >>>> > at >>>> org.apache.calcite.plan.volcano.VolcanoPlanner.register(VolcanoPlanner.java:859) >>>> > at >>>> org.apache.calcite.plan.volcano.VolcanoPlanner.ensureRegistered(VolcanoPlanner.java:879) >>>> > at >>>> org.apache.calcite.plan.volcano.VolcanoPlanner.ensureRegistered(VolcanoPlanner.java:1755) >>>> > at >>>> org.apache.calcite.plan.volcano.VolcanoRuleCall.transformTo(VolcanoRuleCall.java:135) >>>> >>>>
