[HIVE-21177] Optimize AcidUtils.getLogicalLength() - ASF JIRA

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Details

Type: Bug
Status: Closed
Priority: Major
Resolution: Fixed
Affects Version/s: 3.0.0
Fix Version/s: 4.0.0-alpha-1
Component/s: Transactions
Labels:
None

Target Version/s:

4.0.0
Release Note:

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I messed up the commit msg for this. The Jira number is correct, but the bug title is from another issue

{noformat}
commit 07b76f413cb174413f0530a6aae5ae442a301b46
Author: Eugene Koifman <ekoifman@apache.org>
Date: Thu Feb 7 09:49:19 2019 -0800

~~HIVE-21177~~: ACID: When there are no delete deltas skip finding min max keys (Eugene Koifman, reviewed by Prasanth Jayachandran)
{noformat}

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I messed up the commit msg for this. The Jira number is correct, but the bug title is from another issue {noformat} commit 07b76f413cb174413f0530a6aae5ae442a301b46 Author: Eugene Koifman < ekoifman@apache.org > Date: Thu Feb 7 09:49:19 2019 -0800 HIVE-21177 : ACID: When there are no delete deltas skip finding min max keys (Eugene Koifman, reviewed by Prasanth Jayachandran) {noformat}

Description

AcidUtils.getLogicalLength() - tries look for the side file OrcAcidUtils.getSideFile() on the file system even when the file couldn't possibly be there, e.g. when the path is delta_x_x or base_x. It could only be there in delta_x_y, x != y.