[
https://issues.apache.org/jira/browse/HIVE-21109?focusedWorklogId=218866&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-218866
]
ASF GitHub Bot logged work on HIVE-21109:
-----------------------------------------
Author: ASF GitHub Bot
Created on: 26/Mar/19 18:58
Start Date: 26/Mar/19 18:58
Worklog Time Spent: 10m
Work Description: sankarh commented on pull request #579: HIVE-21109 :
Support stats replication for ACID tables.
URL: https://github.com/apache/hive/pull/579#discussion_r269257547
##########
File path: ql/src/java/org/apache/hadoop/hive/ql/metadata/Hive.java
##########
@@ -987,10 +989,14 @@ public void createTable(Table tbl, boolean ifNotExists,
tTbl.setPrivileges(principalPrivs);
}
}
- // Set table snapshot to api.Table to make it persistent.
- TableSnapshot tableSnapshot = AcidUtils.getTableSnapshot(conf, tbl,
true);
- if (tableSnapshot != null) {
- tbl.getTTable().setWriteId(tableSnapshot.getWriteId());
+ // Set table snapshot to api.Table to make it persistent. A
transactional table being
+ // replicated may have a valid write Id copied from the source. Use that
instead of
+ // crafting one on the replica.
+ if (tTbl.getWriteId() <= 0) {
Review comment:
DO_NOT_UPDATE_STATS flag should be set in createTableFlow as well. Or else
in autogather mode at target, it will be updated automatically.
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Issue Time Tracking
-------------------
Worklog Id: (was: 218866)
Time Spent: 2h 20m (was: 2h 10m)
> Stats replication for ACID tables.
> ----------------------------------
>
> Key: HIVE-21109
> URL: https://issues.apache.org/jira/browse/HIVE-21109
> Project: Hive
> Issue Type: Sub-task
> Reporter: Ashutosh Bapat
> Assignee: Ashutosh Bapat
> Priority: Major
> Labels: pull-request-available
> Attachments: HIVE-21109.01.patch, HIVE-21109.02.patch,
> HIVE-21109.03.patch, HIVE-21109.04.patch, HIVE-21109.05.patch,
> HIVE-21109.06.patch
>
> Time Spent: 2h 20m
> Remaining Estimate: 0h
>
> Transactional tables require a writeID associated with the stats update. This
> writeId needs to be in sync with the writeId on the source and hence needs to
> be replicated from the source.
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