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Posted by MC on 04/12/06 12:06
Is the length of the string (prefix or sufix) fixed? Can the string be
something like CON_CANA ? Also, it would help if you provided sample
scripts....
MC
"littlebeam" <cyrus.lan@gmail.com> wrote in message
news:1144831660.591396.269760@e56g2000cwe.googlegroups.com...
> Suppose there is a table containing these recodes.
>
> country
> -------
> CON_CHN
> CON_JAP
> JAP
> CON_CHN
>
> When I use the following sql:
> select country, count(*) as num from table group by country
>
> the normal result will be:
> country num
> ---------------
> CON_CHN 2
> CON_JAP 1
> JAP 1
>
> However, my desired result is as follows:
> country num
> -----------------
> CON_CHN 2
> CON_JAP 2
>
> How can I re-write my SQL? Or any other methods to do that?
>
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