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https://issues.apache.org/jira/browse/HIVE-25414?focusedWorklogId=636290&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-636290
]
ASF GitHub Bot logged work on HIVE-25414:
-----------------------------------------
Author: ASF GitHub Bot
Created on: 10/Aug/21 07:22
Start Date: 10/Aug/21 07:22
Worklog Time Spent: 10m
Work Description: rbalamohan commented on a change in pull request #2576:
URL: https://github.com/apache/hive/pull/2576#discussion_r685758059
##########
File path: ql/src/java/org/apache/hadoop/hive/ql/exec/Utilities.java
##########
@@ -2871,10 +2871,19 @@ public boolean skipProcessing(Task<?> task) {
Path loadPath = dpCtx.getRootPath();
FileSystem fs = loadPath.getFileSystem(conf);
int numDPCols = dpCtx.getNumDPCols();
- Map<Path, Optional<List<Path>>> allPartition = new HashMap<>();
+ Map<Path, Optional<List<FileStatus>>> allPartition = new HashMap<>();
if (dynamicPartitionSpecs != null) {
for (Map.Entry<String, List<Path>> partSpec :
dynamicPartitionSpecs.entrySet()) {
- allPartition.put(new Path(loadPath, partSpec.getKey()),
Optional.of(partSpec.getValue()));
+ if (Optional.of(partSpec.getValue()).isPresent()) {
Review comment:
Would this break HIVE-24682 ?
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Issue Time Tracking
-------------------
Worklog Id: (was: 636290)
Time Spent: 20m (was: 10m)
> Optimise Hive::addWriteNotificationLog: Reduce FS call per notification
> -----------------------------------------------------------------------
>
> Key: HIVE-25414
> URL: https://issues.apache.org/jira/browse/HIVE-25414
> Project: Hive
> Issue Type: Sub-task
> Reporter: Rajesh Balamohan
> Priority: Major
> Labels: pull-request-available
> Time Spent: 20m
> Remaining Estimate: 0h
>
> AddWriteNotification is slow due to FS interactions (i.e to get the set of
> insert file information). This can be avoided as FileStatus can be passed
> instead of Path from parent methods.
> [https://github.com/apache/hive/blob/master/ql/src/java/org/apache/hadoop/hive/ql/metadata/Hive.java#L3572]
>
> [https://github.com/apache/hive/blob/96b39cd5190f0cfadb677e3f3b7ead1d663921b2/ql/src/java/org/apache/hadoop/hive/ql/metadata/Hive.java#L3620]
>
>
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