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https://issues.apache.org/jira/browse/HIVE-27902?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Denys Kuzmenko updated HIVE-27902:
----------------------------------
Description:
rewrite
{code}
update table mytbl set a = a+5
{code}
with
{code}insert overwrite table mytbl select a+5 from mytbl
{code}
was:
rewrite
{code}
update table mytbl set mytbl.a = a+5
{code}
with
{code}insert overwrite table mytbl select a+5 from mytbl
{code}
> Rewrite Update with empty Where clause to IOW
> ---------------------------------------------
>
> Key: HIVE-27902
> URL: https://issues.apache.org/jira/browse/HIVE-27902
> Project: Hive
> Issue Type: Improvement
> Reporter: Denys Kuzmenko
> Priority: Major
>
> rewrite
> {code}
> update table mytbl set a = a+5
> {code}
> with
> {code}insert overwrite table mytbl select a+5 from mytbl
> {code}
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