Re: Odd virtual column error

Hi Peter

   I can't be sure, but this is probably due to your database characterset. What is your database characterset ? Following query can be used to retrieve database characterset.

select * from v$nls_parameters where parameter='NLS_CHARACTERSET';

Cheers
Riyaj
The Pythian Group http://www.pythian.com Personal : http://orainternals.wordpress.com

Peter Hitchman wrote:
> Hi,
> Oracle version 11.1.0.6 <http://11.1.0.6>
>
> Any ideas why when I run this ddl:
>
> CREATE TABLE PILOT1_METADATA
> (
> PATENT_SK NUMBER(9) NOT NULL
> ,COLLECTION_ID VARCHAR2(8) NOT NULL
> ,PDOC_COUNTRY CHAR(2) NOT NULL
> ,PDOC_SERIAL NUMBER(12) NOT NULL
> ,PDOC_KIND VARCHAR2(2) NOT NULL
> ,KI_SHORT CHAR(4) GENERATED ALWAYS AS (SUBSTR(PDOC_KIND,1,1)) VIRTUAL
> ,PUBLICATION_DATE DATE NOT NULL
> ,PUBLICATION_WEEK NUMBER(6) NOT NULL
> ,PUBLICATION_YEAR NUMBER(4) NOT NULL
> ,APPLICATION_NUMBER VARCHAR2(15) NOT NULL
> ,APPLICATION_DATE DATE NOT NULL
> ,STATUS VARCHAR2(3)
> ,MOD_DATE DATE
> )
> /
>
> the result is:
>
> ORA-12899: value too large for column "KI_SHORT" (actual: 1, maximum: 4)
>
> I changed the column definition of PDOC_KIND to CHAR(4) and the table
> builds and then an insert creates the correct virtual data.
>
> Thanks
>
> Pete
>
>

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