[SPARK-9457] Sorting improvements - ASF JIRA

Attach files

Attach Screenshot

Voters

Watch issue

Watchers

Create sub-task

Link

Clone

Update Comment Author

Replace String in Comment

Update Comment Visibility

Delete Comments

XML

Word

Printable

JSON

Details

Type: Umbrella
Status: Resolved
Priority: Major
Resolution: Fixed
Affects Version/s: None
Fix Version/s: 1.5.0
Component/s: SQL
Labels:
None

Target Version/s:

1.5.0
Epic Link:
Tungsten Phase 1

Description

An umbrella ticket to improve sorting in Tungsten.

Attachments

Sub-Tasks

Create Sub-Task

1.	Fix array out of bounds and use-after-free bugs in UnsafeExternalSorter	Resolved	Josh Rosen	Actions
2.	Cache-aware external sort	Resolved	Josh Rosen	Actions
3.	Cache-aware binary processing in-memory sort	Resolved	Josh Rosen	Actions
4.	Avoid object allocation in prefix generation	Resolved	Reynold Xin	Actions
5.	avoid copy for UTF8String during unsafe sorting	Resolved	Davies Liu	Actions
6.	Avoid byte array allocation in StringPrefixComparator	Resolved	Reynold Xin	Actions
7.	TungstenSort should not do safe -> unsafe conversion itself	Resolved	Reynold Xin	Actions
8.	UTF8String.getPrefix only works in little-endian order	Resolved	Matthew Brandyberry	Actions
9.	Support prefix generation for date / timestamp data type	Resolved	Davies Liu	Actions
10.	Improve sort on Decimal	Resolved	Davies Liu	Actions

Activity

Comment

This comment will be Viewable by All Users Viewable by All Users

Cancel

People

Assignee:: Reynold Xin

Reporter:: Reynold Xin

Votes:: 0 Vote for this issue

Watchers:: 1 Start watching this issue

Dates

Created:: 30/Jul/15 00:42

Updated:: 04/Aug/15 00:57

Resolved:: 04/Aug/15 00:57

Agile

View on Board

Sorting improvements

Details

Description

Attachments

Attachments

Sub-Tasks

Activity

People

Dates

Agile

Slack

Issue deployment