getDescriptor().getQueryManager().setAdditionalJoinExpression(localAdditionalExpression.and(parentAdditionalExpression)); } else if (parentAdditionalExpression != null) { getDescriptor().getQueryManager().setAdditionalJoinExpression(parentAdditionalExpression);
getDescriptor().getQueryManager().setAdditionalJoinExpression(getOnlyInstancesExpression().and(getDescriptor().getQueryManager().getAdditionalJoinExpression()));
setAdditionalJoinExpression(getMultipleTableJoinExpression().and(getAdditionalJoinExpression()));