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Re: an ODBC change

From: Hiroshi Inoue <Inoue(at)tpf(dot)co(dot)jp>
To: Dave Page <dpage(at)vale-housing(dot)co(dot)uk>
Cc: pgsql-odbc(at)postgresql(dot)org
Subject: Re: an ODBC change
Date: 2001-06-27 08:52:23
Message-ID: 3B399EC7.2862EED5@tpf.co.jp (view raw, whole thread or download thread mbox)
Thread:
Lists: pgsql-odbc

Dave Page wrote:
> 
> > -----Original Message-----
> > From: Hiroshi Inoue [mailto:Inoue(at)tpf(dot)co(dot)jp]
> > Sent: 27 June 2001 09:08
> > To: pgsql-odbc(at)postgresql(dot)org
> > Subject: [ODBC] an ODBC change
> >
> >
> > Hi all,
> >
> > I've just committed a fix(Support procedure calls).
> > Now the version is 7.01.0006.
> >
> 
> Hi Hiroshi,
> 
> Did you get a chance to look at splitting long info messages (>512Kb) to
> allow multiple calls to SQLError to retrieve them yet?
> 

...
cn.Open
sSQL = "EXPLAIN SELECT " & _
  ...  your long query ...
cn.Execute (sSQL)
Debug.Print cn.Errors(0); "!!!"; cn.Errors(1)

The output is as follows.

NOTICE:  QUERY PLAN:

Hash Join  (cost=599.84..612.33 rows=7 width=148)
  ->  Seq Scan on pg_type t  (cost=0.00..4.88 rows=188 width=36)
  ->  Hash  (cost=599.82..599.82 rows=7 width=112)
        ->  Nested Loop  (cost=0.00..599.82 rows=7 width=112)
              ->  Seq Scan on pg_class c  (cost=0.00..593.70 rows=1
width=58)
                    SubPlan
                      ->  Seq Scan on pg_rewrite  (cost=0.00..3.28
rows=1 width=32)
              ->  Index Scan using pg_attribute_relid_attnum_index on
p!!!g_attribute a  (cost=0.00..6.06 rows=5 width=54)

regards,
Hiroshi Inoue

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