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Hive, mail # user - What virtual column does hive.exec.rowoffset add?


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Re: What virtual column does hive.exec.rowoffset add?
Ted Yu 2012-03-25, 23:19
>From VirtualColumn.java:
  public static VirtualColumn ROWOFFSET = new
VirtualColumn("ROW__OFFSET__INSIDE__BLOCK",
(PrimitiveTypeInfo)TypeInfoFactory.longTypeInfo);

Cheers

On Sun, Mar 25, 2012 at 2:30 PM, Edward Capriolo <[EMAIL PROTECTED]>wrote:

> <property>
>  <name>hive.exec.rowoffset</name>
>  <value>false</value>
>  <description>Whether to provide the row offset virtual
> column</description>
> </property>
>
> I know the others are INPUT__FILE__NAME and BLOCK_OFFSET.... Does
> anyone know what this third columns is?
>
> Edward
>