[IMPALA-4280] Clean up tasks in Coordinator, QueryExecState and others. - ASF JIRA

XML

Word

Printable

JSON

Details

Type: Task
Status: Open
Priority: Major
Resolution: Unresolved
Affects Version/s: Impala 2.8.0
Fix Version/s: None
Component/s: Backend
Labels:
None

Target Version:

Product Backlog

Description

During the coordinator changes we're implementing in IMPALA-2905 and others, several bugs or opportunities for simplification or clarification came to light. This is an umbrella task for all those issues.

Attachments

Issue Links

relates to

IMPALA-9370 Re-factor ImpalaServer, ClientRequestState, Coordinator protocol

Open

Sub-Tasks

1.	Fix some locking / concurrency issues in ImpalaServer and QueryExecState	Open	Bikramjeet Vig
2.	Clean up waiting APIs in QueryExecState	Resolved	Unassigned
3.	Coordinator::GetNext() should not call WaitForAllInstances() at eos	Open	Unassigned
4.	Expected end-of-query cancellation shouldn't set Coordinator::query_status_ to CANCELLED	Open	Unassigned
5.	Move query result caching into Coordinator	Open	Unassigned
6.	Fragments always report insert status, even if not insert query	Resolved	Henry Robinson
7.	Coordinator does not cancel fragments if query completes w/limit	Resolved	Henry Robinson

Activity

People

Assignee:: Unassigned

Reporter:: Henry Robinson

Votes:: 0 Vote for this issue

Watchers:: 2 Start watching this issue

Dates

Created:: 12/Oct/16 00:01

Updated:: 13/Feb/20 16:20