Re: How to obtain the max length of a varchar(50) field.

Mauro Ziliani <mauro(at)faresoftware(dot)it> wrote:

> Hi all.
> I'm working with Postgres 9.0 and wxWidgets.
> I need to query the db about a field of a table.
>
> The table T has a field varchar(50).
>
> table: TAB0
> customer: varchar(50)
>
> How can I get the max size of the field?

select max(length(customer)) from tab0;

Andreas
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