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Hive >> mail # user >> variable substitution doesn't for table name?


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Yue Guan 2012-08-31, 20:53
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Re: variable substitution doesn't for table name?
No. Variable substitution works for anything. Likely your version of hive
is old and does not support this at all.

On Friday, August 31, 2012, Yue Guan <[EMAIL PROTECTED]> wrote:
> Hi, there
>
> Is variable substitution good for tables? This is what I tried:
>
> set table_name=test_table;
> explain select * from ${hiveconf:table_name};
>
> FAILED: Parse Error: line 1:22 cannot recognize input '$' in join source
>
> So I just want to confirm that variable substitution is only good for
> column names?
>
> Thank you
>
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Yue Guan 2012-08-31, 21:09