diff -r 56cd8111b7f7 -r 41300fa6a67c src/sql/models/qsqlrelationaltablemodel.cpp
--- a/src/sql/models/qsqlrelationaltablemodel.cpp	Tue Jan 26 12:42:25 2010 +0200
+++ b/src/sql/models/qsqlrelationaltablemodel.cpp	Tue Feb 02 00:43:10 2010 +0200
@@ -563,7 +563,7 @@
 
             // If there are duplicate field names they must be aliased
             if (fieldNames.value(fieldList[i]) > 1) {
-                QString relTableName = relation.tableName();
+                QString relTableName = relation.tableName().section(QChar::fromLatin1('.'), -1, -1);
                 if (d->db.driver()->isIdentifierEscaped(relTableName, QSqlDriver::TableName))
                     relTableName = d->db.driver()->stripDelimiters(relTableName, QSqlDriver::TableName);
                 QString displayColumn = relation.displayColumn();