mySQL & RevEnterprise: queries not returning expected values

[Ian McKnight]

Hi Wolgang

I just tried your suggestion and it works perfectly.

Thanks

Ian

On 23 May 2010 14:35, G. Wolfgang Gaich <gwolfgang at gaich.de> wrote:
> Hi Ian,
>
> for varchar fields in a where clause:
>
> put single quotes around the searchstring
>
> e.g.: where certificate = '12a'
>
> the like operator is only necessary if you want to use a pattern
>
> e.g.: where name like '%Knight'
>
> HTH
>
> Wolfgang
>
>
>
> Am 23.05.2010 15:12, schrieb Ian McKnight:
>>
>> Hi
>>
>> I am attempting to teach myself the rudiments of using mySQL databases
>> on on-rev. To this end I have created and populated a simple single
>> table database of six fields - a catalogue of DVD titles.
>>
>> I am coming across problems when I attempt to search of my CERTIFICATE
>> field which is VARCHAR of length 3. This contains any one of NC, U,
>> PG, 12, 12A, 15 and 18. and my GENRE field which contains words such
>> as comedy, action, adventure etc separated by commas
>>
>> This query for certificate 12 returns a list of DVDs
>>
>>    put revDataFromQuery(tab, return, tDBID, "SELECT
>> uniqid,title,format,duration,certificate,genre FROM mainTable  WHERE
>> certificate LIKE 12 ORDER BY title") into tData
>>
>> However replacing 12 with U (or PG 12A etc) does not - it gives a
>> revDBerr, Unknown column 'U' in 'where clause' - and a similar
>> response when searching the GENRE field.
>>
>> It seems to work only for numeric values in REV - performing the same
>> searches in myPGPAdmin everything works fine.
>>
>> Any advice would be most appreciated.
>>
>>
>
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-- 
Regards


Ian McKnight

iangmcknight at googlemail.com
=======================