Re: [SQL] upper() and lower() on varchar - Mailing list pgsql-sql

Hello Maarten,

martedì, 1 settembre 98, you wrote:

MB> Hi,

MB> Is there a way to get upper() and lower() to work on a varchar column? It
MB> seems like these functions are only defined on the text datatype (in 6.3.2).

MB> I guess what I need in this case is some way to convert varchar to text.
MB> Will (text_in(varchar_out(column)) work?

MB> Maarten

MB> _____________________________________________________________________________
MB> | TU Delft, The Netherlands, Faculty of Information Technology and Systems  |
MB> |                   Department of Electrical Engineering                    |
MB> |           Computer Architecture and Digital Technique section             |
MB> |                          M.Boekhold@et.tudelft.nl                         |
MB> -----------------------------------------------------------------------------

It works for me (6.3.2)
take a look:

create table a(a varchar(10));
insert into a values ('AAA');
insert into a values ('aaa');

select * from tbl;
fld
---
aaa
AAA
(2 rows)

select * from tbl where upper(fld)='AAA';
fld
---
aaa
AAA
(2 rows)


Best regards,
   Jose'                            mailto:sferac@bo.nettuno.it