Robert Hou created DRILL-5805:
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Summary: External Sort runs out of memory
Key: DRILL-5805
URL: https://issues.apache.org/jira/browse/DRILL-5805
Project: Apache Drill
Issue Type: Bug
Components: Execution - Relational Operators
Affects Versions: 1.11.0
Reporter: Robert Hou
Assignee: Paul Rogers
Fix For: 1.12.0
Query is:
{noformat}
ALTER SESSION SET `exec.sort.disable_managed` = false;
alter session set `planner.width.max_per_node` = 5;
alter session set `planner.disable_exchanges` = true;
alter session set `planner.width.max_per_query` = 100;
select count(*) from (select * from (select id, flatten(str_list) str from
dfs.`/drill/testdata/resource-manager/flatten-large-small.json`) d order by
d.str) d1 where d1.id=0;
{noformat}
Plan is:
{noformat}
| 00-00 Screen
00-01 Project(EXPR$0=[$0])
00-02 StreamAgg(group=[{}], EXPR$0=[COUNT()])
00-03 Project($f0=[0])
00-04 SelectionVectorRemover
00-05 Filter(condition=[=($0, 0)])
00-06 SelectionVectorRemover
00-07 Sort(sort0=[$1], dir0=[ASC])
00-08 Flatten(flattenField=[$1])
00-09 Project(id=[$0], str=[$1])
00-10 Scan(groupscan=[EasyGroupScan
[selectionRoot=maprfs:/drill/testdata/resource-manager/flatten-large-small.json,
numFiles=1, columns=[`id`, `str_list`],
files=[maprfs:///drill/testdata/resource-manager/flatten-large-small.json]]])
{noformat}
sys.version is:
{noformat}
| 1.12.0-SNAPSHOT | c4211d3b545b0d1996b096a8e1ace35376a63977 | Fix for
DRILL-5670 | 09.09.2017 @ 14:38:25 PDT | [email protected] | 11.09.2017
@ 14:27:16 PDT |
{noformat}
mult drill5447_1
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