On Thu, 30 Jan 2003, Matthew Horoschun wrote:
> Hi Ryanne,
>
> On Thursday, January 30, 2003, at 04:09 PM, ryanne cruz wrote:
>
> > i have a column wherein a lot of entries has 2 or more names int it.
> > these are
> > separated by spaces. an example is: "John Doe", "Mary Margaret Smith".
> > i need
> > to replace the spaces with an underscore. any idea how to do this?
>
>
> In PHP use preg_replace (http://php.net/preg_replace for details)
>
> In PostgreSQL use replace(string text, from text, to text)
>
> (http://www.postgresql.org/docs/
> view.php?version=7.3&idoc=1&file=functions-string.html)
>
> To update a column in a table, you could do something like:
>
> UPDATE table SET column = REPLACE( column, ' ', '_' );
For something like this str_replace is easier to use and generally faster.