Re: [HACKERS] Additional requests for version 6.5 - Mailing list pgsql-hackers

From Bruce Momjian
Subject Re: [HACKERS] Additional requests for version 6.5
Date
Msg-id 199903192244.RAA07337@candle.pha.pa.us
Whole thread Raw
In response to Additional requests for version 6.5  (Michael Davis <michael.davis@prevuenet.com>)
List pgsql-hackers
> 2)    Access 97 is generating the following SQL statement: 'select
> "orderlines"."orderlinesid" from "orderlines" where (NULL = "orderid")'.
> This fails in PostgreSQL and causes an error in my Access97 application.
> This happens when I try an insert a new record using a form that contains a
> parent child relationship on orders and orderlines.  What are others doing
> to work around this problem?  One suggested work around was the following
> enhancement to gram.y:
> 
>     | NULL_P '=' a_expr
>                                     {       $$ = makeA_Expr(ISNULL,
> NULL, $3,
>     NULL); }
> 
>     I have made this enhancement to my version 6.4.2 and it solved my
> problem.  I would like to see this issue resolved in version 6.5 of
> PostgreSQL?

It is in the 6.5 tree already.  It is generating a shift/reduce
conflict, so someone is going to figure out how to fix that.

--  Bruce Momjian                        |  http://www.op.net/~candle maillist@candle.pha.pa.us            |  (610)
853-3000+  If your life is a hard drive,     |  830 Blythe Avenue +  Christ can be your backup.        |  Drexel Hill,
Pennsylvania19026
 


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