private void AddFactLinkDimensionMeasureGroup(CbDimension_M aCbDimension, CbMeasureGroup_M aCbMeasureGroup)
{
try
{
DegenerateMeasureGroupDimension objMGFactDim = new DegenerateMeasureGroupDimension();
objMGFactDim.CubeDimensionID = aCbDimension.CubeDimensionObj.ID;
aCbMeasureGroup.MeasureGroupObj.Dimensions.Add(objMGFactDim);
MeasureGroupAttribute objMGA = new MeasureGroupAttribute();
//Link TableKey in DimensionTable with TableKey in FactTable Measure Group
objMGA = objMGFactDim.Attributes.Add(aCbDimension.DimensionObj.KeyAttribute.ID);
objMGA.Type = MeasureGroupAttributeType.Granularity;
objMGA.KeyColumns.Add(
CreateDataItem(aCbMeasureGroup.ReferenceToDsDwTableMap.DwTableName,
aCbMeasureGroup.KeyName,
NullProcessing.UnknownMember,
null));
}
catch (Exception ex)
{
AppendLogLine("Error in creating fact link between measure group and dimension. Error Message -> " + ex.Message);
throw;
}
}
private void AddDimensionToCube(CbDimension_M aCbDimension)
{
try
{
aCbDimension.CubeDimensionObj = _CbCube.Dimensions.Add(aCbDimension.DimensionObj.ID);
}
catch (Exception ex)
{
AppendLogLine("Error in adding dimension to cube. Error Message -> " + ex.Message);
throw;
}
}
private void GenerateDimension(CbDimension_M aCbDimension)
{
try
{
aCbDimension.DimensionObj = new Dimension();
//Add Dimension to the Database
aCbDimension.DimensionObj = _CbDatabase.Dimensions.Add(aCbDimension.Name);
aCbDimension.DimensionObj.Source = new DataSourceViewBinding(_CbDataSourceView.ID);
aCbDimension.DimensionObj.UnknownMember = UnknownMemberBehavior.Visible;
aCbDimension.DimensionObj.StorageMode = DimensionStorageMode.Molap;
DimensionAttributeCollection objDimensionAttributesColl = aCbDimension.DimensionObj.Attributes;
//Add attributes to dimension
foreach (CbDimensionAttribute_M cbDimensionAttributeM in aCbDimension.AttributeList.Where(da => da.Include))
{
DimensionAttribute objAttribute = objDimensionAttributesColl.Add(cbDimensionAttributeM.Name);
objAttribute.Usage = cbDimensionAttributeM.Usage;
objAttribute.AttributeHierarchyVisible = cbDimensionAttributeM.AttributeHierarchyVisible;
objAttribute.KeyColumns.Add(
CreateDataItem(aCbDimension.ReferenceToDsDwTableMap.DwTableName,
cbDimensionAttributeM.ReferenceToDsDwColumnMap.DwColumn.Name,
NullProcessing.UnknownMember,
cbDimensionAttributeM.ReferenceToDsDwColumnMap.DwColumn.DataType
));
}
//Save dimension to database
aCbDimension.DimensionObj.Update();
}
catch (Exception ex)
{
AppendLogLine("Error in creating a dimension. Error Message -> " + ex.Message);
throw;
}
}
public void SyncToDsDwMap(DsDwMap_M aDsDwMap, bool aReload)
{
ReferenceToDsDwMap = aDsDwMap;
if (aReload)
{
MeasureGroupList.AList.Clear();
DimensionList.AList.Clear();
}
if (aDsDwMap != null)
{
foreach (DsDwTableMap_M aDsDwTableMap in aDsDwMap.DsDwTableMapList.Where(tm => tm != null))
{
CbMeasureGroup_M aCbMeasureGroup = MeasureGroupList.AList.FirstOrDefault(mg => mg.ReferenceToDsDwTableMapGuid == aDsDwTableMap.MyGuid);
if (aCbMeasureGroup != null)
{
aCbMeasureGroup.ReferenceToDsDwTableMap = aDsDwTableMap;
}
else
{
aCbMeasureGroup = new CbMeasureGroup_M
{
Name = aDsDwTableMap.DwSchemaTableName.Replace("dbo.", "").Replace(".", ""),
ReferenceToDsDwTableMap = aDsDwTableMap
};
MeasureGroupList.AList.Add(aCbMeasureGroup);
}
CbDimension_M aCbDimension = DimensionList.AList.FirstOrDefault(mg => mg.ReferenceToDsDwTableMapGuid == aDsDwTableMap.MyGuid);
if (aCbDimension != null)
{
aCbDimension.ReferenceToDsDwTableMap = aDsDwTableMap;
}
else
{
aCbDimension = new CbDimension_M
{
Name = aDsDwTableMap.DwSchemaTableName.Replace("dbo.", "").Replace(".", ""),
ReferenceToDsDwTableMap = aDsDwTableMap
};
DimensionList.AList.Add(aCbDimension);
}
aCbMeasureGroup.FactDimension = aCbDimension;
if (aDsDwTableMap.DsDwColumnMapList != null)
{
foreach (DsDwColumnMap_M aDsDwColumnMap in aDsDwTableMap.DsDwColumnMapList.Where(cm => cm != null && cm.Include))
{
CbMeasure_M aCbMeasure = aCbMeasureGroup.MeasureList.FirstOrDefault(mg => mg.ReferenceToDsDwColumnMapGuid == aDsDwColumnMap.MyGuid);
if (aCbMeasure != null)
{
aCbMeasure.ReferenceToDsDwColumnMap = aDsDwColumnMap;
}
else
{
aCbMeasure = new CbMeasure_M
{
Name = aDsDwColumnMap.DwColumn.Name,
ReferenceToDsDwColumnMap = aDsDwColumnMap
};
aCbMeasureGroup.MeasureList.Add(aCbMeasure);
aCbMeasure.UpdateProperties();
}
CbDimensionAttribute_M aCbDimensionAttribute = aCbDimension.AttributeList.FirstOrDefault(mg => mg.ReferenceToDsDwColumnMapGuid == aDsDwColumnMap.MyGuid);
if (aCbDimensionAttribute != null)
{
aCbDimensionAttribute.ReferenceToDsDwColumnMap = aDsDwColumnMap;
}
else
{
aCbDimensionAttribute = new CbDimensionAttribute_M
{
Name = aDsDwColumnMap.DwColumn.Name,
ReferenceToDsDwColumnMap = aDsDwColumnMap
};
aCbDimension.AttributeList.Add(aCbDimensionAttribute);
aCbDimensionAttribute.UpdateProperties();
}
}
aCbMeasureGroup.MeasureList.RemoveAll(m => m == null || m.ReferenceToDsDwColumnMap == null);
aCbDimension.AttributeList.RemoveAll(a => a == null || a.ReferenceToDsDwColumnMap == null);
}
}
MeasureGroupList.AList.RemoveAll(mg => mg == null || mg.ReferenceToDsDwTableMap == null);
DimensionList.AList.RemoveAll(d => d == null || d.ReferenceToDsDwTableMap == null);
//fix ReferenceToDimension links
//SerializableObject.FixAllReferences();
foreach (CbMeasureGroup_M aCbMeasureGroup in MeasureGroupList.AList)
{
foreach (CbMeasure_M aCbMeasure in aCbMeasureGroup.MeasureList.Where(m => m != null && m.ReferenceToDsDwColumnMap != null))
{
if (aCbMeasure.ReferenceToDsDwColumnMap.Transformation == DsDwColumnTransformation.ForeignKey)
{
aCbMeasure.ReferenceToDimension =
DimensionList.AList.FirstOrDefault(
dm => dm.ReferenceToDsDwTableMap == aCbMeasure.ReferenceToDsDwColumnMap.DwForeignKeyReferencedTableMap);
}
else
{
aCbMeasure.ReferenceToDimension = null;
}
}
}
}
}
