On Mon, Sep 05, 2005 at 16:19:28 +0200, Peter Eisentraut <[EMAIL PROTECTED]> wrote: > Am Montag, 5. September 2005 15:57 schrieb Aldor: > > I want to get out a string only with characters A-Za-z. > > Any idea how to do this in Postgres with POSIX Regex? > > Presumably, > > colname ~ '^[A-Za-z]*$' > > If you want to be independent of locale issues, then you'd have to enumerate > all the letters instead of using a range specification.
Or use: colname ~ '^[[:alpha:]]*$' ---------------------------(end of broadcast)--------------------------- TIP 9: In versions below 8.0, the planner will ignore your desire to choose an index scan if your joining column's datatypes do not match