$sth->execute() || die "Could not execute SQL statement ... maybe invalid?\n$!";

##</code><code>##

$sth->execute or die "Could not execute SQL statement ... maybe invalid?\n$!";

##</code><code>##

unlink "alpha", "beta", "gamma"
       or gripe (), next LINE;

##</code><code>##

unlink("alpha", "beta", "gamma")
        || (gripe(), next LINE);