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https://issues.apache.org/jira/browse/TRAFODION-2954?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16370823#comment-16370823
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ASF GitHub Bot commented on TRAFODION-2954:
-------------------------------------------
Github user traflm commented on a diff in the pull request:
https://github.com/apache/trafodion/pull/1444#discussion_r169511829
--- Diff: core/sql/optimizer/GroupAttr.cpp ---
@@ -1793,6 +1793,8 @@ void
GroupAttributes::resolveCharacteristicInputs(const ValueIdSet& externalInpu
ItemExpr * vidExpr = vid.getItemExpr();
if ((vidExpr->getOperatorType() == ITM_CURRENT_USER) ||
(vidExpr->getOperatorType() == ITM_CURRENT_TIMESTAMP) ||
+ (vidExpr->getOperatorType() == ITM_UNIQUE_SHORT_ID) ||
+ (vidExpr->getOperatorType() == ITM_UNIQUE_ID) ||
--- End diff --
You are right, Hans, I also think in the opposite, I just simply follow the
current_timestamp behavior, and this really is not what I originally want. So I
will change uuid() to be evaluated once per row.
> support sleep/unix_timestamp/uuid/uuid_short of MySQL
> -----------------------------------------------------
>
> Key: TRAFODION-2954
> URL: https://issues.apache.org/jira/browse/TRAFODION-2954
> Project: Apache Trafodion
> Issue Type: Sub-task
> Reporter: liu ming
> Assignee: liu ming
> Priority: Major
>
> support these MySQL functions:
> uuid
> uuid_short
> unix_timestamp
> sleep
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