Now the patch is *really* appended :-)
Tom Lane wrote:
>
>Applied with some editorializing. In particular, I don't believe the
>original did the right thing with (a - (b - c)).
>
>
>
Oops, missed that case...
But now, we have (a + ( b + c)) again.
A patch that removes parentheses for + and * is appended.
Regards,
Andfdsa