From: | Bruce Momjian <maillist(at)candle(dot)pha(dot)pa(dot)us> |
---|---|
To: | michael(dot)davis(at)prevuenet(dot)com (Michael Davis) |
Cc: | hackers(at)postgreSQL(dot)org |
Subject: | Re: [HACKERS] Additional requests for version 6.5 |
Date: | 1999-03-19 22:44:45 |
Message-ID: | 199903192244.RAA07337@candle.pha.pa.us |
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Thread: | |
Lists: | 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(at)candle(dot)pha(dot)pa(dot)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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