def METHOD_NAME(self, arg):
    """\nSet a parameter. Some examples:\n set owner = 'informix'\n set types = ['VIEW', 'TABLE']\nThe right hand side is evaluated using `eval()`\n"""
    if len(arg.strip()) == 0:
        items = self.kw.items()
        if len(items):
            print
            # format the results but don't include how many rows affected
            for a in dbexts.console(items, ("key", "value"))[:-1]:
                print a
            print
        return False
    d = filter(lambda x: len(x) > 0, map(lambda x: x.strip(), arg.split("=")))
    if len(d) == 1:
        if self.kw.has_key(d[0]):
            del self.kw[d[0]]
    else:
        self.kw[d[0]] = eval(d[1])