From: | Marko Ristola <marko(dot)ristola(at)kolumbus(dot)fi> |
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To: | |
Cc: | pgsql-odbc(at)postgresql(dot)org |
Subject: | Re: changed behavior in libpq odbc driver |
Date: | 2005-08-21 14:36:01 |
Message-ID: | 43089151.3080709@kolumbus.fi |
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Thread: | |
Lists: | pgsql-odbc |
Please check, but ODBC 3 should return SQL_NO_DATA, when
no data has been updated.
ODBC 2 should return SQL_SUCCESS wether any rows were updated, or not.
So it depends on the ODBC standard, that the client program chooses.
Marko Ristola
Scot Loach wrote:
>I'm not sure whether the old driver or the new one is correct.
>
>When executing an UPDATE query with a WHERE clause, if the WHERE clause does not match any rows, the old driver returns SQL_NO_DATA. The new driver returns SQL_SUCCESS.
>
>
>
>---------------------------(end of broadcast)---------------------------
>TIP 9: In versions below 8.0, the planner will ignore your desire to
> choose an index scan if your joining column's datatypes do not
> match
>
>
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