Count/Sum of Form记录数合计数

 

smmBusRelTable.excuteQuery()

{...

    m_qrCount = new QueryRun(smmBusRelTable_ds.queryRun().query().pack());

    m_qbdsCount =   m_qrCount.query().dataSourceNo(1);

    m_qbdsCount.addSelectionField(fieldNum(smmBusRelTable,RecId),SelectionField::Count);

    while (m_qrCount.next())

    {

        m_count = any2int(m_qrCount.getNo(1).RecId);

    }

...

}

1，支持多个数据源，multi datasource
2，支持用户筛选数据，filter
3，支持大数据量，mass of data