On Wed, May 7, 2008 at 10:52 AM, Don Mies (NIM)
<dmies(at)networksinmotion(dot)com> wrote:
> Are there any reasons for not using the "text" type whenever a variable
> length string field is needed? Are there penalties in disk usage, memory
> usage or performance?
>
> What are the differences between declaring something "varchar" or
> "varchar(n)" or "text"? (I realize that the middle one has an upper limit
> while the others do not.)
Reading The Fine Manual reveals all that is asked:
http://www.postgresql.org/docs/8.3/static/datatype-character.html