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yet another postgres provider update

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- apply patch #1009 from Steven Mizuno. Thanks.
- remove column name and use of PQfnumber for cursors


git-svn-id: http://svn.osgeo.org/qgis/trunk@8292 c8812cc2-4d05-0410-92ff-de0c093fc19c
This commit is contained in:
jef 2008-03-28 11:02:05 +00:00
parent 317ec563ef
commit a0c1772d4c
1 changed files with 11 additions and 12 deletions
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23
src/providers/postgres/qgspostgresprovider.cpp
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@ -379,7 +379,7 @@ bool QgsPostgresProvider::declareCursor(const QString &cursorName,
if(fetchGeometry)
{
declare += QString(",asbinary(%1,'%2') as qgs_feature_geometry")
declare += QString(",asbinary(%1,'%2')")
.arg( quotedIdentifier(geometryColumn) )
.arg( endianString() );
}
@ -393,22 +393,21 @@ bool QgsPostgresProvider::declareCursor(const QString &cursorName,
continue;
const QString &type = fld.typeName();
if( type == "money" || type.startsWith("_") )
if( type == "money" )
{
// money and arrays don't support cast to text, but return text
// TODO: check other types
declare += "," + quotedIdentifier( fieldname );
declare += QString(",cash_out(%1)").arg( quotedIdentifier(fieldname) );
}
else if( type.startsWith("_") )
{
declare += QString(",array_out(%1)").arg( quotedIdentifier(fieldname) );
}
else if( type == "bool" )
{
// bool doesn't support cast to text either and even doesn't return text.
// (even text() doesn't work with binary cursors)
declare += QString(",CASE WHEN %1 THEN 't' WHEN NOT %1 THEN 'f' ELSE NULL END AS %1")
.arg( quotedIdentifier(fieldname) );
declare += QString(",boolout(%1)").arg( quotedIdentifier(fieldname) );
}
else
{
declare += "," + quotedIdentifier( fieldname ) + "::text";
declare += "," + quotedIdentifier(fieldname) + "::text";
}
}
@ -439,7 +438,7 @@ bool QgsPostgresProvider::getFeature(PGresult *queryResult, int row, bool fetchG
feature.setFeatureId(oid);
int col; // first attribute column
int col; // first attribute column after geometry
if (fetchGeometry)
{
@ -448,7 +447,7 @@ bool QgsPostgresProvider::getFeature(PGresult *queryResult, int row, bool fetchG
{
unsigned char *featureGeom = new unsigned char[returnedLength + 1];
memset(featureGeom, '\0', returnedLength + 1);
memcpy(featureGeom, PQgetvalue(queryResult, row, PQfnumber(queryResult,QString("qgs_feature_geometry").toUtf8())), returnedLength);
memcpy(featureGeom, PQgetvalue(queryResult, row, 1), returnedLength);
feature.setGeometryAndOwnership(featureGeom, returnedLength + 1);
}
else