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Posted to issues@drill.apache.org by "Aman Sinha (JIRA)" <ji...@apache.org> on 2015/04/10 23:58:12 UTC
[jira] [Updated] (DRILL-1609) Sum/avg do not work on columns
returned from subqueries
[ https://issues.apache.org/jira/browse/DRILL-1609?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Aman Sinha updated DRILL-1609:
------------------------------
Fix Version/s: (was: 0.9.0)
1.0.0
> Sum/avg do not work on columns returned from subqueries
> -------------------------------------------------------
>
> Key: DRILL-1609
> URL: https://issues.apache.org/jira/browse/DRILL-1609
> Project: Apache Drill
> Issue Type: Bug
> Components: Query Planning & Optimization
> Reporter: Neeraja
> Assignee: Aman Sinha
> Fix For: 1.0.0
>
>
> The following query fails when using sum/avg on columns returned from subqueries. count/max/min works fine.
> This may be the root cause for https://issues.apache.org/jira/browse/DRILL-1607 as well , but keeping them as separate issues for now.
> 0: jdbc:drill:zk=local> select sum(c.f) from
> . . . . . . . . . . . > (select t.myarray.key1 as f from dfs.`/Users/nrentachintala/Downloads/drillreleases/apache-drill-0.7.0-incubating-SNAPSHOT/sample-data/mytest.json` t) c;
> +------------+
> | EXPR$0 |
> +------------+
> Query failed: Failure while running fragment.
> java.lang.RuntimeException: java.sql.SQLException: Failure while executing query.
> at sqlline.SqlLine$IncrementalRows.hasNext(SqlLine.java:2514)
> at sqlline.SqlLine$TableOutputFormat.print(SqlLine.java:2148)
> at sqlline.SqlLine.print(SqlLine.java:1809)
> at sqlline.SqlLine$Commands.execute(SqlLine.java:3766)
> at sqlline.SqlLine$Commands.sql(SqlLine.java:3663)
> at sqlline.SqlLine.dispatch(SqlLine.java:889)
> at sqlline.SqlLine.begin(SqlLine.java:763)
> at sqlline.SqlLine.start(SqlLine.java:498)
> at sqlline.SqlLine.main(SqlLine.java:460)
> 0: jdbc:drill:zk=local> explain plan for select sum(c.f) from
> . . . . . . . . . . . > (select t.myarray.key1 as f from dfs.`/Users/nrentachintala/Downloads/drillreleases/apache-drill-0.7.0-incubating-SNAPSHOT/sample-data/mytest.json` t) c;
> +------------+------------+
> | text | json |
> +------------+------------+
> | 00-00 Screen
> 00-01 StreamAgg(group=[{}], EXPR$0=[SUM($0)])
> 00-02 Project(f=[ITEM($0, 'key1')])
> 00-03 Scan(groupscan=[EasyGroupScan [selectionRoot=/Users/ |
> +------------+------------+
> 1 row selected (0.176 seconds)
> JSON file used is below.
> {
> "name":"test",
> "myarray":{
> "key1":2,
> "key4":3,
> "key2":4
> }
> }{
> "name":"mytest",
> "myarray":{
> "key3":2,
> "key5":3,
> "key6":4
> }
> }
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