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Posted to issues@drill.apache.org by "Rahul Challapalli (JIRA)" <ji...@apache.org> on 2015/04/21 23:20:59 UTC

[jira] [Closed] (DRILL-2119) Drill interpreting a scalar as a map or array in an order by stmt when used with flatten

     [ https://issues.apache.org/jira/browse/DRILL-2119?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Rahul Challapalli closed DRILL-2119.
------------------------------------

Verified the issue and added the below cases :

Functional/Passing/flatten_operators/2rows/orderby24_DRILL-2119.q
Functional/Passing/flatten_operators/2rows/orderby25_DRILL-2119.q

> Drill interpreting a scalar as a map or array in an order by stmt when used with flatten
> ----------------------------------------------------------------------------------------
>
>                 Key: DRILL-2119
>                 URL: https://issues.apache.org/jira/browse/DRILL-2119
>             Project: Apache Drill
>          Issue Type: Bug
>          Components: Execution - Data Types
>            Reporter: Rahul Challapalli
>            Assignee: Mehant Baid
>             Fix For: 0.8.0
>
>         Attachments: data.json
>
>
> git.commit.id.abbrev=3e33880
> Data Set :
> {code}
> {
>     "uid": 1,
>     "map": {
>         "rm": [
>             {
>                 "mapid": "m1",
>                 "mapvalue": {
>                     "col1": 1,
>                     "col2": [0,1,2,3,4,5]
>                 },
>                 "rptd": [
>                     { "a": "foo"},
>                     { "b": "boo"}
>                 ]
>             },
>             {
>                 "mapid": "m2",
>                 "mapvalue": {
>                     "col1": 0,
>                     "col2": []
>                 },
>                 "rptd": [
>                     { "a": "bar"},
>                     { "c": 1},
>                     { "d": 4.5}
>                 ]
>             }
>         ]
>     },
>     "lst_lst" : [[1,2,3,4,5],[2,3,4,5,6]]
> }
> {code}
> Query :
> {code}
> select flatten(rptd) from (select uid, d.map.rm[0].rptd rptd, flatten(d.lst_lst[1]) lst1 from `temp4.json` d) s1 order by s1.lst1;
> {code}
> When we remove the flatten from the top level query, things work fine
> {code}
> select s1.lst1 from (select uid, d.map.rm[0].rptd rptd, flatten(d.lst_lst[1]) lst1 from `temp4.json` d) s1 order by s1.lst1
> +------------+
> |    lst1    |
> +------------+
> | 2          |
> | 3          |
> | 4          |
> | 5          |
> | 6          |
> +------------+
> {code}
> Log File contents for the error
> {code}
> java.lang.RuntimeException: java.lang.UnsupportedOperationException: Map, Array or repeated scalar type should not be used in group by, order by or in a comparison operator. Drill does not support compare between MAP:REQUIRED and MAP:REQUIRED.
>         at org.apache.drill.exec.physical.impl.xsort.ExternalSortBatch.innerNext(ExternalSortBatch.java:408) ~[drill-java-exec-0.8.0-SNAPSHOT-rebuffed.jar:0.8.0-SNAPSHOT]
>         at org.apache.drill.exec.record.AbstractRecordBatch.next(AbstractRecordBatch.java:142) ~[drill-java-exec-0.8.0-SNAPSHOT-rebuffed.jar:0.8.0-SNAPSHOT]
>         at org.apache.drill.exec.physical.impl.validate.IteratorValidatorBatchIterator.next(IteratorValidatorBatchIterator.java:118) ~[drill-java-exec-0.8.0-SNAPSHOT-rebuffed.jar:0.8.0-SNAPSHOT]
>         at org.apache.drill.exec.record.AbstractRecordBatch.next(AbstractRecordBatch.java:99) ~[drill-java-exec-0.8.0-SNAPSHOT-rebuffed.jar:0.8.0-SNAPSHOT]
>         at org.apache.drill.exec.record.AbstractRecordBatch.next(AbstractRecordBatch.java:89) ~[drill-java-exec-0.8.0-SNAPSHOT-rebuffed.jar:0.8.0-SNAPSHOT]
>         at org.apache.drill.exec.record.AbstractSingleRecordBatch.innerNext(AbstractSingleRecordBatch.java:51) ~[drill-java-exec-0.8.0-SNAPSHOT-rebuffed.jar:0.8.0-SNAPSHOT]
>         at org.apache.drill.exec.physical.impl.svremover.RemovingRecordBatch.innerNext(RemovingRecordBatch.java:96) ~[drill-java-exec-0.8.0-SNAPSHOT-rebuffed.jar:0.8.0-SNAPSHOT]
>         at org.apache.drill.exec.record.AbstractRecordBatch.next(AbstractRecordBatch.java:142) ~[drill-java-exec-0.8.0-SNAPSHOT-rebuffed.jar:0.8.0-SNAPSHOT]
>         at org.apache.drill.exec.physical.impl.validate.IteratorValidatorBatchIterator.next(IteratorValidatorBatchIterator.java:118) ~[drill-java-exec-0.8.0-SNAPSHOT-rebuffed.jar:0.8.0-SNAPSHOT]
>         at org.apache.drill.exec.record.AbstractRecordBatch.next(AbstractRecordBatch.java:99) ~[drill-java-exec-0.8.0-SNAPSHOT-rebuffed.jar:0.8.0-SNAPSHOT]
>         at org.apache.drill.exec.record.AbstractRecordBatch.next(AbstractRecordBatch.java:89) ~[drill-java-exec-0.8.0-SNAPSHOT-rebuffed.jar:0.8.0-SNAPSHOT]
>         at org.apache.drill.exec.record.AbstractSingleRecordBatch.innerNext(AbstractSingleRecordBatch.java:51) ~[drill-java-exec-0.8.0-SNAPSHOT-rebuffed.jar:0.8.0-SNAPSHOT]
>         at org.apache.drill.exec.physical.impl.project.ProjectRecordBatch.innerNext(ProjectRecordBatch.java:134) ~[drill-java-exec-0.8.0-SNAPSHOT-rebuffed.jar:0.8.0-SNAPSHOT]
>         at org.apache.drill.exec.record.AbstractRecordBatch.next(AbstractRecordBatch.java:142) ~[drill-java-exec-0.8.0-SNAPSHOT-rebuffed.jar:0.8.0-SNAPSHOT]
>         at org.apache.drill.exec.physical.impl.validate.IteratorValidatorBatchIterator.next(IteratorValidatorBatchIterator.java:118) ~[drill-java-exec-0.8.0-SNAPSHOT-rebuffed.jar:0.8.0-SNAPSHOT]
>         at org.apache.drill.exec.physical.impl.BaseRootExec.next(BaseRootExec.java:67) ~[drill-java-exec-0.8.0-SNAPSHOT-rebuffed.jar:0.8.0-SNAPSHOT]
>         at org.apache.drill.exec.physical.impl.ScreenCreator$ScreenRoot.innerNext(ScreenCreator.java:97) ~[drill-java-exec-0.8.0-SNAPSHOT-rebuffed.jar:0.8.0-SNAPSHOT]
>         at org.apache.drill.exec.physical.impl.BaseRootExec.next(BaseRootExec.java:57) ~[drill-java-exec-0.8.0-SNAPSHOT-rebuffed.jar:0.8.0-SNAPSHOT]
>         at org.apache.drill.exec.work.fragment.FragmentExecutor.run(FragmentExecutor.java:110) ~[drill-java-exec-0.8.0-SNAPSHOT-rebuffed.jar:0.8.0-SNAPSHOT]
>         at org.apache.drill.exec.work.WorkManager$RunnableWrapper.run(WorkManager.java:254) [drill-java-exec-0.8.0-SNAPSHOT-rebuffed.jar:0.8.0-SNAPSHOT]
>         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) [na:1.7.0_71]
>         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) [na:1.7.0_71]
>         at java.lang.Thread.run(Thread.java:745) [na:1.7.0_71]
> {code}
> I am not very sure if this is related to DRILL-2096



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