Re: Oracle MINUS is not supported - Mailing list pgsql-patches

From Bruce Momjian
Subject Re: Oracle MINUS is not supported
Date
Msg-id 200103101720.MAA20496@candle.pha.pa.us
Whole thread Raw
In response to Re: Oracle MINUS is not supported  (Denis Perchine <dyp@perchine.com>)
Responses Re: Oracle MINUS is not supported
Re: Oracle MINUS is not supported
List pgsql-patches
> On Saturday 10 March 2001 21:09, Bruce Momjian wrote:
> > Ultimlately, what we would like is a pre-grammar to convert Oracle-isms
> > to PostgreSQL/ANSI.
>
> Not sure that I get what do you mean? Could you please be more verbose.

Sorry, I have a bad habit of being too brief. :-)

There have been requests to accept Oracle-specific grammar.  Rather than
adding complexity to our existing grammar, and perhaps having cases
where we can't do things the ANSI way and the ORACLE way at the same
time, we would rather have a pass over the queries before they reach our
grammar.  The pass would restructure any Oracle-specific syntax into
PostgreSQL syntax.  That allows us to have all the Oracle-specific stuff
in the one place, and to turn it on and off as needed.

--
  Bruce Momjian                        |  http://candle.pha.pa.us
  pgman@candle.pha.pa.us               |  (610) 853-3000
  +  If your life is a hard drive,     |  830 Blythe Avenue
  +  Christ can be your backup.        |  Drexel Hill, Pennsylvania 19026

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