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Posted to dev@drill.apache.org by "Ramana Inukonda Nagaraj (JIRA)" <ji...@apache.org> on 2014/04/29 23:47:15 UTC
[jira] [Commented] (DRILL-589) order by desc fails on a aggregate
query
[ https://issues.apache.org/jira/browse/DRILL-589?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13984847#comment-13984847 ]
Ramana Inukonda Nagaraj commented on DRILL-589:
-----------------------------------------------
Full plan, was truncated earlier
ScreenPrel: rowcount = 10.0, cumulative cost = {518.8342956229998 rows, 144.0 cpu, 0.0 io}, id = 23174
SingleMergeExchangePrel(sort0=[0 DESC]): rowcount = 10.0, cumulative cost = {517.8342956229998 rows, 143.0 cpu, 0.0 io}, id = 23173
SortPrel(sort0=[$0], dir0=[DESC]): rowcount = 10.0, cumulative cost = {516.8342956229998 rows, 142.0 cpu, 0.0 io}, id = 23172
StreamAggPrel(group=[{0}], EXPR$1=[AVG($1)]): rowcount = 10.0, cumulative cost = {498.4136148790474 rows, 141.0 cpu, 0.0 io}, id = 23171
SortPrel(sort0=[$0], dir0=[ASC]): rowcount = 100.0, cumulative cost = {488.4136148790474 rows, 141.0 cpu, 0.0 io}, id = 23170
HashToRandomExchangePrel(dist0=[[$0]]): rowcount = 100.0, cumulative cost = {120.0 rows, 131.0 cpu, 0.0 io}, id = 23169
ProjectPrel(age=[$1], gpa=[$2]): rowcount = 100.0, cumulative cost = {110.0 rows, 121.0 cpu, 0.0 io}, id = 23168
ScanPrel(table=[[dfs, drillTestDirP1, student]]): rowcount = 100.0, cumulative cost = {100.0 rows, 101.0 cpu, 0.0 io}, id = 23004
> order by desc fails on a aggregate query
> ----------------------------------------
>
> Key: DRILL-589
> URL: https://issues.apache.org/jira/browse/DRILL-589
> Project: Apache Drill
> Issue Type: Bug
> Reporter: Ramana Inukonda Nagaraj
>
> 0: jdbc:drill:schema=dfs.drillTestDirP1> explain plan for select age,avg(gpa) from student group by age order by age desc;
> +------------+------------+
> | text | json |
> +------------+------------+
> | ScreenPrel: rowcount = 10.0, cumulative cost = {518.8342956229998 rows, 144.0 cpu, 0.0 io}, id = 16464
> SingleMergeExchangePrel(sort0=[0 DESC]): rowcount = 10.0, cumulative cost = {517.8342956229998 rows, 143.0 cpu, 0.0 io}, id = 16463
> SortPrel(sort0=[$0], dir0 |
> +------------+------------+
> 1 row selected (0.088 seconds)
> 0: jdbc:drill:schema=dfs.drillTestDirP1> select age,avg(gpa) from student group by age order by age desc;
> Query failed: org.apache.drill.exec.rpc.RpcException: Remote failure while running query.[error_id: "ce694964-2792-4e22-b253-75884b6ba57b"
> endpoint {
> address: "drillats3.qa.lab"
> user_port: 31010
> control_port: 31011
> data_port: 31012
> }
> error_type: 0
> message: "Failure while running fragment. < ClassCastException:[ org.apache.drill.exec.vector.IntVector cannot be cast to org.apache.drill.exec.vector.Float8Vector ]"
> ]
> Error: exception while executing query (state=,code=0)
> Default order by which is asc works.
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