[HIVE-22637] Avoid cost based rules during generating expressions from AST - ASF JIRA

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Details

Type: Improvement
Status: Closed
Priority: Major
Resolution: Fixed
Affects Version/s: None
Fix Version/s: 4.0.0-alpha-1
Component/s: Query Planning
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None

Target Version/s:

4.0.0

Description

genExprNode uses default dispatcher which fire rules based on cost, computation of cost is expensive and is likely un-necessary.

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HIVE-22637.1.patch
12/Dec/19 12:41
10 kB
Vineet Garg
HIVE-22637.2.patch
13/Dec/19 06:07
29 kB
Vineet Garg

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Assignee:: Vineet Garg

Reporter:: Vineet Garg

Votes:: 0 Vote for this issue

Watchers:: 1 Start watching this issue

Dates

Created:: 12/Dec/19 12:40

Updated:: 17/Nov/22 08:51

Resolved:: 14/Dec/19 05:42