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https://issues.apache.org/jira/browse/HIVE-420?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12704795#action_12704795
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Zheng Shao commented on HIVE-420:
---------------------------------
Regex for everything except strings starting with "ab":
{code}
"(ab.*)?+.+"
a
b
ab
abc
abcd
cab
abc
aab
baba
{code}
> Support regular expressions for column in select clause
> -------------------------------------------------------
>
> Key: HIVE-420
> URL: https://issues.apache.org/jira/browse/HIVE-420
> Project: Hadoop Hive
> Issue Type: New Feature
> Components: Query Processor
> Affects Versions: 0.2.0, 0.3.0, 0.3.1, 0.4.0
> Reporter: Prasad Chakka
> Priority: Minor
>
> support queries like `select a.[^ds] from a where a.ds='2009-09-09'` which
> are useful when there are humongous number of columns in a table and want to
> select all columns except the partitions columns.
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