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Home -> Community -> Mailing Lists -> Oracle-L -> Re: How to avoid ora-1722 invalid number
Try this:
SELECT * FROM (
SELECT * FROM <table> WHERE <field> NOT LIKE '%_%' )
JP
On Tuesday 06 August 2002 18:48, you wrote:
> Hi,
>
> I have a table with a column defined as varchar. This field will always
> have numbers but some of them have underscores in the data which is also
> valid
> data. I want to be able to query the table using a to_number() in the
> where clause. Obviously I am getting ora-1722.
>
> I cannot apply clause to try to filter the '_' data out as it will do a FTS
> and apply to_number to that field anyway.
>
> Any suggestions?
>
> Thanks
> Rick
>
> SELCT *
> FROM <table>
> WHERE TO_NUMBER(<field>) BETWEEN 10 AND 10000;
--
Pruner Jan
jan_at_pruner.cz
http://jan.pruner.cz/
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Received on Tue Aug 06 2002 - 12:08:49 CDT
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