PSQL: lastInsertId without OID on table

Make lastInsertID work for tables without OIDs.
The use of OID in tables is now deprecated in PostgeSQL and
lastval() is now provided.

http://www.postgresql.org/docs/8.1/interactive/runtime-config-compatible.html#GUC-DEFAULT-WITH-OIDS

Change-Id: I01dfdd7a2aab8826487657f691fea3c9268c16b2
Reviewed-by: Israel Lins Albuquerque <israelins85@yahoo.com.br>
Reviewed-by: Mark Brand <mabrand@mabrand.nl>
This commit is contained in:
Israel Lins 2013-02-26 14:23:43 -03:00 committed by The Qt Project
parent 267567b8da
commit f4d7b4d10f

View File

@ -474,7 +474,12 @@ int QPSQLResult::numRowsAffected()
QVariant QPSQLResult::lastInsertId() const
{
if (isActive()) {
if (d->privDriver->pro >= QPSQLDriver::Version81) {
QSqlQuery qry(driver()->createResult());
// Most recent sequence value obtained from nextval
if (qry.exec(QLatin1String("SELECT lastval();")) && qry.next())
return qry.value(0);
} else if (isActive()) {
Oid id = PQoidValue(d->result);
if (id != InvalidOid)
return QVariant(id);