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Re: Create chr function in informix 11.50

Posted By: Fernando Nunes
Date: Tuesday, 18 October 2016, at 6:30 p.m.

In Response To: Create chr function in informix 11.50 (CAUE CANDELORO)

Uppppppsss.... it's a bit late in my latitude...
The change would have to be from "num" to "val"....
Regards.

On Tue, Oct 18, 2016 at 11:27 PM, Fernando Nunes <domusonline@gmail.com>
wrote:

> Somehow the scripts in IIUG are not correct. Jonathan may want to fix
> this, but you can do it yourself:
>
> CREATE TABLE ascii
> (
> val INTEGER NOT NULL UNIQUE CONSTRAINT u1_ascii,
> chr CHAR(1) NOT NULL UNIQUE CONSTRAINT u2_ascii
> );
> REVOKE ALL ON ascii FROM PUBLIC;
> GRANT SELECT ON ascii TO PUBLIC;
>
>
> CREATE PROCEDURE chr(i INTEGER) RETURNING CHAR(1) AS result;
> DEFINE c CHAR;
> IF i < 0 OR i > 255 THEN
> RAISE EXCEPTION -746, 0, 'CHR(): integer value out of range
> 0..255';
> END IF;
> IF i = 0 OR i IS NULL THEN
> LET c = NULL;
> ELSE
> SELECT chr INTO c FROM ascii WHERE num = i;
> END IF;
> RETURN c;
> END PROCEDURE;
>
>
> The column name is "chr" but on the SELECT inside the procedure about the
> query uses "num".
> The easier fix would be to recreate the procedure changing "num" with "chr"
>
> Apart from this, my suggestion would be to use and Informix version from
> this decade (V12) before the decade ends :)
> Then you'd have the native CHR() and many other improvements. Also take a
> look at IFX_ALLOW_NEWLINE()
>
>
> Regards.
>
>
> On Tue, Oct 18, 2016 at 9:18 PM, CAUE CANDELORO <cauecandeloro@gmail.com>
> wrote:
>
>> Hi everyone.
>> I'm new in the forum and also with informix.
>> I am facing a problem with text fields that have line break. When I
>> unload the
>> information for a .txt file, everything is out of position.
>>
>> Looking on the internet i found the chr () function, but I'm using
>> informix
>> version 11:50 and this function does not exist. Then I found this link
>> (ftp://ftp.iiug.org/pub/informix/pub/ascii.tgz) showing how to create
>> this
>> function.
>>
>> When load the ascii.unl file, the message say: 255 lines load. But if I
>> do a
>> select on the table, the results are all mixed and apparently missing
>> information.
>>
>> I'm trying to run the command:
>> trim (replace (replace (abcd, chr (10), ''), chr (13), '')) as abcd
>> and return this error 217 - Column (num) not found in any table.
>>
>> Does anyone know what I'm doing wrong?
>> Thanks a lot for the help !
>>
>> Caue.
>>
>>
>> ************************************************************
>> *******************
>> Forum Note: Use "Reply" to post a response in the discussion forum.
>>
>>
>
>
> --
> Fernando Nunes
> Portugal
>
> http://informix-technology.blogspot.com
> My email works... but I don't check it frequently...
>

--
Fernando Nunes
Portugal

http://informix-technology.blogspot.com
My email works... but I don't check it frequently...

--94eb2c04428e1a973a053f2b393b

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