"Pavel Stehule" <[EMAIL PROTECTED]> writes: > is it means " some PostgreSQL specific"?
I think the original idea was P-for-Parser. It's just there for tokens whose macros would otherwise be likely to collide with other symbols. regards, tom lane ---------------------------(end of broadcast)--------------------------- TIP 1: if posting/reading through Usenet, please send an appropriate subscribe-nomail command to [EMAIL PROTECTED] so that your message can get through to the mailing list cleanly