Method GetNumberOfFields

IO/PostgreSQL/vtkPostgreSQLQuery.cxx:312–321

------------------------------------------------------------------------------

//------------------------------------------------------------------------------
int vtkPostgreSQLQuery::GetNumberOfFields()
{
  if (!this->Active || !this->QueryInternals)
  {
    vtkErrorMacro("Query is not active!");
    return 0;
  }

  return PQnfields(this->QueryInternals->QueryResults);
}

//------------------------------------------------------------------------------
const char* vtkPostgreSQLQuery::GetFieldName(int column)