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https://issues.apache.org/jira/browse/SPARK-36635?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Hyukjin Kwon updated SPARK-36635:
---------------------------------
    Description: 
The follow statement would throw an exception.


{code:java}
 sql("SELECT age as 'a', name as 'n' FROM VALUES (2, 'Alice'), (5, 'Bob') 
people(age, name)")
{code}



{code:java}
// Exception information
Error in query:
mismatched input ''a'' expecting {<EOF>, ';'}(line 1, pos 14)

== SQL ==
SELECT age as 'a', name as 'n' FROM VALUES (2, 'Alice'), (5, 'Bob') people(age, 
name)
--------------^^^
{code}


  was:
The follow statement would throw an exception.


{code:java}
 sql(SELECT age as 'a', name as 'n' FROM VALUES (2, 'Alice'), (5, 'Bob') 
people(age, name))
{code}



{code:java}
// Exception information
Error in query:
mismatched input ''a'' expecting {<EOF>, ';'}(line 1, pos 14)

== SQL ==
SELECT age as 'a', name as 'n' FROM VALUES (2, 'Alice'), (5, 'Bob') people(age, 
name)
--------------^^^
{code}



> spark-sql do NOT support  that select name expression as string type now
> ------------------------------------------------------------------------
>
>                 Key: SPARK-36635
>                 URL: https://issues.apache.org/jira/browse/SPARK-36635
>             Project: Spark
>          Issue Type: Bug
>          Components: Block Manager
>    Affects Versions: 3.1.0, 3.1.2
>            Reporter: weixiuli
>            Priority: Major
>
> The follow statement would throw an exception.
> {code:java}
>  sql("SELECT age as 'a', name as 'n' FROM VALUES (2, 'Alice'), (5, 'Bob') 
> people(age, name)")
> {code}
> {code:java}
> // Exception information
> Error in query:
> mismatched input ''a'' expecting {<EOF>, ';'}(line 1, pos 14)
> == SQL ==
> SELECT age as 'a', name as 'n' FROM VALUES (2, 'Alice'), (5, 'Bob') 
> people(age, name)
> --------------^^^
> {code}



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