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https://issues.apache.org/jira/browse/DRILL-4807?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15394791#comment-15394791
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Zelaine Fong commented on DRILL-4807:
-------------------------------------
[~khfaraaz] - Just to confirm – this issue is not a result of the changes made
for DRILL-2330.
> ORDER BY aggregate function in window definition results in AssertionError:
> Internal error: invariant violated: conversion result not null
> ------------------------------------------------------------------------------------------------------------------------------------------
>
> Key: DRILL-4807
> URL: https://issues.apache.org/jira/browse/DRILL-4807
> Project: Apache Drill
> Issue Type: Bug
> Components: Execution - Flow
> Affects Versions: 1.8.0
> Reporter: Khurram Faraaz
> Labels: window_function
>
> This seems to be a problem when regular window function queries, when
> aggregate function is used in ORDER BY clause inside the window definition.
> MapR Drill 1.8.0 commit ID : 34ca63ba
> {noformat}
> 0: jdbc:drill:schema=dfs.tmp> SELECT col0, SUM(col0) OVER ( PARTITION BY col7
> ORDER BY MIN(col8)) avg_col0, col7 FROM `allTypsUniq.parquet` GROUP BY
> col0,col8,col7;
> Error: SYSTEM ERROR: AssertionError: Internal error: invariant violated:
> conversion result not null
> [Error Id: 19a3eced-aaaa-4e83-ae0f-6b8ea21b2afd on centos-01.qa.lab:31010]
> (state=,code=0)
> {noformat}
> {noformat}
> 0: jdbc:drill:schema=dfs.tmp> SELECT col0, AVG(col0) OVER ( PARTITION BY col7
> ORDER BY MIN(col8)) avg_col0, col7 FROM `allTypsUniq.parquet` GROUP BY
> col0,col8,col7;
> Error: SYSTEM ERROR: AssertionError: Internal error: invariant violated:
> conversion result not null
> [Error Id: c9b7ebf2-6097-41d8-bb73-d57da4ace8ad on centos-01.qa.lab:31010]
> (state=,code=0)
> {noformat}
> Stack trace from drillbit.log
> {noformat}
> 2016-07-26 09:26:16,717 [2868d347-3124-0c58-89ff-19e4ee891031:foreman] INFO
> o.a.drill.exec.work.foreman.Foreman - Query text for query id
> 2868d347-3124-0c58-89ff-19e4ee891031: SELECT col0, AVG(col0) OVER ( PARTITION
> BY col7 ORDER BY MIN(col8)) avg_col0, col7 FROM `allTypsUniq.parquet` GROUP
> BY col0,col8,col7
> 2016-07-26 09:26:16,751 [2868d347-3124-0c58-89ff-19e4ee891031:foreman] ERROR
> o.a.drill.exec.work.foreman.Foreman - SYSTEM ERROR: AssertionError: Internal
> error: invariant violated: conversion result not null
> [Error Id: c9b7ebf2-6097-41d8-bb73-d57da4ace8ad on centos-01.qa.lab:31010]
> org.apache.drill.common.exceptions.UserException: SYSTEM ERROR:
> AssertionError: Internal error: invariant violated: conversion result not null
> [Error Id: c9b7ebf2-6097-41d8-bb73-d57da4ace8ad on centos-01.qa.lab:31010]
> at
> org.apache.drill.common.exceptions.UserException$Builder.build(UserException.java:543)
> ~[drill-common-1.8.0-SNAPSHOT.jar:1.8.0-SNAPSHOT]
> at
> org.apache.drill.exec.work.foreman.Foreman$ForemanResult.close(Foreman.java:791)
> [drill-java-exec-1.8.0-SNAPSHOT.jar:1.8.0-SNAPSHOT]
> at
> org.apache.drill.exec.work.foreman.Foreman.moveToState(Foreman.java:901)
> [drill-java-exec-1.8.0-SNAPSHOT.jar:1.8.0-SNAPSHOT]
> at org.apache.drill.exec.work.foreman.Foreman.run(Foreman.java:271)
> [drill-java-exec-1.8.0-SNAPSHOT.jar:1.8.0-SNAPSHOT]
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> [na:1.7.0_101]
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> [na:1.7.0_101]
> at java.lang.Thread.run(Thread.java:745) [na:1.7.0_101]
> Caused by: org.apache.drill.exec.work.foreman.ForemanException: Unexpected
> exception during fragment initialization: Internal error: invariant violated:
> conversion result not null
> ... 4 common frames omitted
> Caused by: java.lang.AssertionError: Internal error: invariant violated:
> conversion result not null
> at org.apache.calcite.util.Util.newInternal(Util.java:777)
> ~[calcite-core-1.4.0-drill-r14.jar:1.4.0-drill-r14]
> at org.apache.calcite.util.Util.permAssert(Util.java:885)
> ~[calcite-core-1.4.0-drill-r14.jar:1.4.0-drill-r14]
> at
> org.apache.calcite.sql2rel.SqlToRelConverter$Blackboard.convertExpression(SqlToRelConverter.java:4063)
> ~[calcite-core-1.4.0-drill-r14.jar:1.4.0-drill-r14]
> at
> org.apache.calcite.sql2rel.SqlToRelConverter$Blackboard.convertSortExpression(SqlToRelConverter.java:4080)
> ~[calcite-core-1.4.0-drill-r14.jar:1.4.0-drill-r14]
> at
> org.apache.calcite.sql2rel.SqlToRelConverter.convertOver(SqlToRelConverter.java:1783)
> ~[calcite-core-1.4.0-drill-r14.jar:1.4.0-drill-r14]
> at
> org.apache.calcite.sql2rel.SqlToRelConverter.access$1100(SqlToRelConverter.java:185)
> ~[calcite-core-1.4.0-drill-r14.jar:1.4.0-drill-r14]
> at
> org.apache.calcite.sql2rel.SqlToRelConverter$Blackboard.convertExpression(SqlToRelConverter.java:4055)
> ~[calcite-core-1.4.0-drill-r14.jar:1.4.0-drill-r14]
> at
> org.apache.calcite.sql2rel.StandardConvertletTable$8.convertCall(StandardConvertletTable.java:185)
> ~[calcite-core-1.4.0-drill-r14.jar:1.4.0-drill-r14]
> at
> org.apache.calcite.sql2rel.SqlNodeToRexConverterImpl.convertCall(SqlNodeToRexConverterImpl.java:59)
> ~[calcite-core-1.4.0-drill-r14.jar:1.4.0-drill-r14]
> at
> org.apache.calcite.sql2rel.SqlToRelConverter$Blackboard.visit(SqlToRelConverter.java:4170)
> ~[calcite-core-1.4.0-drill-r14.jar:1.4.0-drill-r14]
> at
> org.apache.calcite.sql2rel.SqlToRelConverter$Blackboard.visit(SqlToRelConverter.java:3603)
> ~[calcite-core-1.4.0-drill-r14.jar:1.4.0-drill-r14]
> at org.apache.calcite.sql.SqlCall.accept(SqlCall.java:130)
> ~[calcite-core-1.4.0-drill-r14.jar:1.4.0-drill-r14]
> at
> org.apache.calcite.sql2rel.SqlToRelConverter$Blackboard.convertExpression(SqlToRelConverter.java:4062)
> ~[calcite-core-1.4.0-drill-r14.jar:1.4.0-drill-r14]
> at
> org.apache.calcite.sql2rel.SqlToRelConverter.createAggImpl(SqlToRelConverter.java:2575)
> ~[calcite-core-1.4.0-drill-r14.jar:1.4.0-drill-r14]
> at
> org.apache.calcite.sql2rel.SqlToRelConverter.convertAgg(SqlToRelConverter.java:2392)
> ~[calcite-core-1.4.0-drill-r14.jar:1.4.0-drill-r14]
> at
> org.apache.calcite.sql2rel.SqlToRelConverter.convertSelectImpl(SqlToRelConverter.java:622)
> ~[calcite-core-1.4.0-drill-r14.jar:1.4.0-drill-r14]
> at
> org.apache.calcite.sql2rel.SqlToRelConverter.convertSelect(SqlToRelConverter.java:583)
> ~[calcite-core-1.4.0-drill-r14.jar:1.4.0-drill-r14]
> at
> org.apache.calcite.sql2rel.SqlToRelConverter.convertQueryRecursive(SqlToRelConverter.java:2795)
> ~[calcite-core-1.4.0-drill-r14.jar:1.4.0-drill-r14]
> at
> org.apache.calcite.sql2rel.SqlToRelConverter.convertQuery(SqlToRelConverter.java:537)
> ~[calcite-core-1.4.0-drill-r14.jar:1.4.0-drill-r14]
> at
> org.apache.drill.exec.planner.sql.SqlConverter.toRel(SqlConverter.java:251)
> ~[drill-java-exec-1.8.0-SNAPSHOT.jar:1.8.0-SNAPSHOT]
> at
> org.apache.drill.exec.planner.sql.handlers.DefaultSqlHandler.convertToRel(DefaultSqlHandler.java:620)
> ~[drill-java-exec-1.8.0-SNAPSHOT.jar:1.8.0-SNAPSHOT]
> at
> org.apache.drill.exec.planner.sql.handlers.DefaultSqlHandler.validateAndConvert(DefaultSqlHandler.java:195)
> ~[drill-java-exec-1.8.0-SNAPSHOT.jar:1.8.0-SNAPSHOT]
> at
> org.apache.drill.exec.planner.sql.handlers.DefaultSqlHandler.getPlan(DefaultSqlHandler.java:164)
> ~[drill-java-exec-1.8.0-SNAPSHOT.jar:1.8.0-SNAPSHOT]
> at
> org.apache.drill.exec.planner.sql.DrillSqlWorker.getPlan(DrillSqlWorker.java:94)
> ~[drill-java-exec-1.8.0-SNAPSHOT.jar:1.8.0-SNAPSHOT]
> at
> org.apache.drill.exec.work.foreman.Foreman.runSQL(Foreman.java:978)
> [drill-java-exec-1.8.0-SNAPSHOT.jar:1.8.0-SNAPSHOT]
> at org.apache.drill.exec.work.foreman.Foreman.run(Foreman.java:257)
> [drill-java-exec-1.8.0-SNAPSHOT.jar:1.8.0-SNAPSHOT]
> {noformat}
> Postgres returns results for the same data.
> {noformat}
> postgres=# SELECT col0, AVG(col0) OVER ( PARTITION BY col7 ORDER BY
> MIN(col8)) avg_col0, col7 FROM fewrwspqq_101 GROUP BY col0,col8,col7;
> col0 | avg_col0 | col7
> ------------+------------------------+------
> 1 | 1.00000000000000000000 | f
> 13 | 7.0000000000000000 | f
> 7 | 7.0000000000000000 | f
> 2147483647 | 536870917.00000000 | f
> 0 | 429496733.60000000 | f
> 1073741823 | 536870915.16666667 | f
> 29 | 460175074.28571429 | f
> -65535 | 402644998.12500000 | f
> 3 | 357906665.33333333 | f
> 9 | 322115999.70000000 | f
> 5 | 292832727.45454545 | f
> 4 | 4.0000000000000000 | t
> 6 | 5.0000000000000000 | t
> 10 | 6.6666666666666667 | t
> 65535 | 16388.750000000000 | t
> 109 | 13132.800000000000 | t
> 10000000 | 1677610.666666666667 | t
> 23 | 1437955.285714285714 | t
> 8 | 1258211.875000000000 | t
> -1 | 1118410.444444444444 | t
> 2 | 1006569.600000000000 | t
> 19 | 915065.000000000000 | t
> (22 rows)
> {noformat}
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