UD34, UD56 and UD78 columns in DataRecords

case FinanceFunctionType.Calculate:                 
var entityDbw = new DbWhere("EtT", DbOperator.IsEqualTo, api.Pov.Entity.Name);
var scenarioDbw = new DbWhere("SnT", DbOperator.IsEqualTo, api.Pov.Scenario.Name);
var timeDbw = new DbWhere("TmT", DbOperator.IsEqualTo, api.Pov.Time.Name);
using (var appdb = BRApi.Database.CreateApplicationDbConnInfo(si))
{
    // Here only select the columns for the dimensions you care about to avoid loading loading a bunch of empty strings.
    // Also keep in mind that the order of the columns will be respected in the data table, which indexes columns zero based. In fact later we simply use the columns ordinal, not the column name
    var df = BRApi.Database.GetDataTable(appdb, "SELECT Am,AcT,IcT,U1T,U2T FROM StageSummaryTargetData", new List<DbWhere> {entityDbw, scenarioDbw, timeDbw}, new List<DbOrderBy>(), false);    
    // Create an empty buffer
    var db = new DataBuffer();    
    // Iterate on the rows and populate a data buffer
    foreach (DataRow row in df.Rows)
    {
        // Create a new cell (essentially a record)
        var dbCell = new DataBufferCell();
        
        // Populate all the used dimensions and data (if you have a lot of data to populate this way it is better to use the column ordinal       rather than the column name)
        dbCell.SetData((decimal)row[0], DataCellExistenceType.IsRealData, DataCellStorageType.DurableCalculation);
        dbCell.SetAccount(api, row[1].ToString());
        dbCell.SetIC(api, row[2].ToString());
        dbCell.SetOrigin(api, "AdjConsolidated"); // Here we write into AdjConsolidated but you can write on import too or forms
        dbCell.SetUD1(api, row[3].ToString());
        dbCell.SetUD2(api, row[4].ToString());
        
        // Add the cell to the data buffer, aggregate if the cell is duplicated (should not happen because data would have been already aggregated in stage)                        
        db.SetCell(si, dbCell, true);
    }            
    // You can use this to debug the content of the data buffer in the error log
    //db.LogDataBuffer(api, "ParentLoadTest", 1000);        
    // Here we set the data unit destination including the target view set to YTD 
    // Bear in mind that force calculate on all the entities will un in parallel therefore if you force calculate many entities the database is going to be hit quite hard
    // Even if you use a separate application the database server is just one per environment. Keep this into consideration to avoid draining the database of resources during data import
    var povCell = new DataCellPk(api.Pov.GetDataUnitPk(), DimConstants.YTD, db.CommonDataBufferCellPk);
    var destInfo = new ExpressionDestinationInfo(povCell,povCell,false);
    api.Data.SetDataBuffer(db, destInfo);
}

break;