[HIVE-1642] Convert join queries to map-join based on size of table/row - ASF JIRA

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Details

Type: Improvement
Status: Closed
Priority: Major
Resolution: Fixed
Affects Version/s: None
Fix Version/s: 0.7.0
Component/s: Query Processor
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Hadoop Flags:

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Description

Based on the number of rows and size of each table, Hive should automatically be able to convert a join into map-join.

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hive_1642_1.patch
13/Nov/10 01:21
434 kB
Liyin Tang
hive_1642_2.patch
16/Nov/10 16:49
770 kB
Liyin Tang
hive_1642_4.patch
16/Nov/10 18:15
769 kB
Liyin Tang
hive-1642_10.patch
17/Nov/10 02:10
767 kB
Liyin Tang
hive-1642_11.patch
17/Nov/10 02:20
767 kB
Liyin Tang
hive-1642_5.patch
16/Nov/10 22:24
769 kB
Liyin Tang
hive-1642_6.patch
16/Nov/10 23:56
767 kB
Liyin Tang
hive-1642_7.patch
17/Nov/10 01:01
767 kB
Liyin Tang
hive-1642_9.patch
17/Nov/10 01:21
767 kB
Liyin Tang

Activity

People

Assignee:: Liyin Tang

Reporter:: Namit Jain

Votes:: 0 Vote for this issue

Watchers:: 4 Start watching this issue

Dates

Created:: 15/Sep/10 22:03

Updated:: 25/Jan/15 09:37

Resolved:: 17/Nov/10 17:34