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https://issues.apache.org/jira/browse/TRAFODION-1562?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15858762#comment-15858762
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ASF GitHub Bot commented on TRAFODION-1562:
-------------------------------------------
Github user zellerh commented on a diff in the pull request:
https://github.com/apache/incubator-trafodion/pull/946#discussion_r100202964
--- Diff: core/sql/generator/GenRelUpdate.cpp ---
@@ -2844,8 +2848,8 @@ short HbaseInsert::codeGen(Generator *generator)
(noCheck()))
hbasescan_tdb->setHbaseSqlIUD(FALSE);
- if (((getInsertType() == Insert::VSBB_INSERT_USER) &&
- generator->oltOptInfo()->multipleRowsReturned()) ||
+ if (((((getInsertType() == Insert::VSBB_INSERT_USER) || isUpsert()
)&&
+ generator->oltOptInfo()->multipleRowsReturned())) ||
--- End diff --
A nit, there is an unnecessary pair of parentheses at the beginning of line
2851 and the end of line 2852.
> Changes in query tree when the upsert command is transformed into merge
> -----------------------------------------------------------------------
>
> Key: TRAFODION-1562
> URL: https://issues.apache.org/jira/browse/TRAFODION-1562
> Project: Apache Trafodion
> Issue Type: Sub-task
> Components: sql-cmp
> Reporter: Selvaganesan Govindarajan
> Assignee: Sandhya Sundaresan
> Attachments: BatchUpsertTransformation.pdf
>
>
> to improve the performance as explained in the main JIRA
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