mysql 5.5 should have a limit of for varchar of 65553 bytes see :
http://dev.mysql.com/doc/refman/5.5/en/char.html

So I could possibly try something like this:

ALTER TABLE <table_name> MODIFY <col_name> VARCHAR(10000)
http://stackoverflow.com/questions/1279568/how-can-i-modify-the-size-of-column-in-a-mysql-table

Now I have to find the table_name and col_name where CustomerIDs is stored.

Regards,
Roald


On Thu, Feb 26, 2015 at 6:50 AM, Roald <depja...@gmail.com> wrote:

> Interesting. So if I would switch to postgresql I would Get double The
> amount of characters without having to do anything else. 512 characters is
> still not enough though.
>
> Would I have to change any code in OTRS if I would change to blob? where
> would I find this code?
>
> As far as I understand the field CustomerIDs is created by The xml
> definition so I would probably have to find it in a table related to xml
> definitions somewhere. Any idea how to find this field?
>
> I will try to make a blob out of it and see what happens.
>
> Thank you very much,
>
> Regards,
> Roald
> Op 26 feb. 2015 00:42 schreef <prmari...@gmail.com> het volgende:
>
> Sorry it's been a long time since I dug into the schema. Also be aware if
>> I remember correctly the limitation comes from MySQL. VARCHAR fields in
>> MySQL max out at 256 characters and PostgreSQL maxes out at 512. This could
>> in theory be resolved by transforming the column into a "TEXT" field which
>> is essentially a BLOB containing text, but I don't know how well MySQL with
>> searches of that field type. I know extensive work was done in PostgreSQL
>> to make it work well for data warehouses, but I doubt much work was done on
>> it for MySQL since I last looked.
>>
>> Sent from my BlackBerry 10 smartphone.
>>   *From: *Roald
>> *Sent: *Wednesday, February 25, 2015 13:28
>> *To: *Development community of OTRS
>> *Reply To: *Development community of OTRS
>> *Subject: *Re: [dev] how to change maxlength of a textarea defined in an
>> xml file?
>>
>> I had a suspicion that I would need to do something like that.
>>
>> Would you happen to know how to go about this?
>>
>> Thank you very much,
>> With kind regards,
>> Roald
>> Op 25 feb. 2015 18:05 schreef "Paul Robert Marino" <prmari...@gmail.com>
>> het volgende:
>>
>>> for that you would have to alter the database schema.
>>>
>>> On Wed, Feb 25, 2015 at 6:12 AM, Roald <depja...@gmail.com> wrote:
>>> > Dear all,
>>> >
>>> > I want to make a small adaption to this CustomerSLA module:
>>> > http://opar.perl-services.de/package/D/DI/DIETMARB/CustomerSLA
>>> >
>>> > I would like to increase the amount of accepted characters of the
>>> > CustomerIDs field.
>>> >
>>> > Step one is to increase the Cols and Rows in
>>> > /opt/otrs/Kernel/Config/Files/CustomerSLA.xml
>>> >
>>> >     <ConfigItem Name="SLAPreferences###02_CustomerIDs" Required="0"
>>> > Valid="1">
>>> >         <Description Translatable="1">List of customer company IDs for
>>> which
>>> > this SLA applies.</Description>
>>> >         <Group>CustomerSLA</Group>
>>> >         <SubGroup>Frontend::SLA::Preferences</SubGroup>
>>> >         <Setting>
>>> >             <Hash>
>>> >                 <Item
>>> > Key="Module">Kernel::Output::HTML::SLAPreferencesGeneric</Item>
>>> >                 <Item Key="Label">CustomerIDs</Item>
>>> >                 <Item Key="Desc">List of customer company IDs for
>>> which this
>>> > SLA applies.</Item>
>>> >                 <Item Key="Block">TextArea</Item>
>>> >                 <Item Key="Cols">50</Item>
>>> >                 <Item Key="Rows">3</Item>
>>> >                 <Item Key="PrefKey">CustomerIDs</Item>
>>> >             </Hash>
>>> >         </Setting>
>>> >     </ConfigItem>
>>> >
>>> > But If I change Cols and Rows the amount of characters when I hit
>>> Submit in
>>> > the AdminCustomerSLA window still gets limited to 250 characters. How
>>> do I
>>> > increase the max lenght of characters of CustomerIDs ?
>>> >
>>> > Thank you very much,
>>> > With kind regards.
>>> > Roald
>>> >
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>>
>>
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