Re: Bug in SQLRowCount ?
От | Heikki Linnakangas |
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Тема | Re: Bug in SQLRowCount ? |
Дата | |
Msg-id | 50F82EC5.60701@vmware.com обсуждение исходный текст |
Ответ на | Re: Bug in SQLRowCount ? (Johann Letzel <j.letzel@t-online.de>) |
Ответы |
Re: Bug in SQLRowCount ?
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Список | pgsql-odbc |
On 17.01.2013 16:05, Johann Letzel wrote: > But according to the ODBC API SQLRowCount should retrieve the number of affected rows by the statement. > > Why does PostgreSQL gives a 1 and MSSQL the number of inserted/updated rows ? According to this: http://msdn.microsoft.com/en-us/library/windows/desktop/ms711818%28v=vs.85%29.aspx, both behaviors are permitted. When the driver returns SQL_PARC_BATCH, when you call SQLGetInfo(conn, SQL_PARAM_ARRAY_ROW_COUNTS, ... ), the driver returns a separate row count for each parameter (PostgreSQL). When it returns SQL_PARC_NO_BATCH, it returns a single row count that's the sum of all parameters (MSSQL). In a portable application, you need to call SQLGetInfo, and deal with both behaviors. - Heikki
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