public override void Initialize(SsisEmitterContext context)
{
base.Initialize(context);
TransformationUtility.RegisterOleDBConnection(context, _oleDBConnection, Component);
Instance.SetComponentProperty("SqlCommand", _astOleDBCommandNode.Query.Body);
ProcessBindings(context);
Flush();
}
public virtual IDTSInputColumn100 SetInputColumnUsage(object inputPathIndex, object columnIndex, IDTSVirtualInput100 virtualInput, IDTSVirtualInputColumn100 virtualInputColumn, DTSUsageType usageType, bool forceOverwrite)
{
if ((virtualInputColumn.UsageType == usageType || virtualInputColumn.UsageType == DTSUsageType.UT_READWRITE) && !forceOverwrite)
{
}
else
{
Instance.SetUsageType(Component.InputCollection[inputPathIndex].ID, virtualInput, virtualInputColumn.LineageID, usageType);
}
return(TransformationUtility.FindInputColumnByName(columnIndex.ToString(), Component.InputCollection[inputPathIndex], true));
}
public override void Initialize(SsisEmitterContext context)
{
base.Initialize(context);
TransformationUtility.RegisterOleDBConnection(context, _oleDBConnection, Component);
Instance.SetComponentProperty("IsCaseSensitive", _astTermLookupNode.IsCaseSensitive);
Instance.SetComponentProperty("RefTermColumn", _astTermLookupNode.RefTermColumnName);
Instance.SetComponentProperty("RefTermTable", _astTermLookupNode.RefTermTableName);
Component.OutputCollection[0].ErrorRowDisposition = DTSRowDisposition.RD_IgnoreFailure;
ProcessBindings(context);
Flush();
}
protected override void ProcessBindingMappings(SsisEmitterContext context, MappedBinding mappedBinding, IDTSPath100 path)
{
if (mappedBinding != null && path != null)
{
foreach (AstDataflowColumnMappingNode map in mappedBinding.Mappings)
{
int lineageId;
var matchedOutput = TransformationUtility.FindOutputColumnByName(map.SourceName, path.StartPoint, true);
if (matchedOutput == null)
{
var matchedInput = TransformationUtility.FindVirtualInputColumnByName(map.SourceName, path.EndPoint, true);
if (matchedInput == null)
{
MessageEngine.Trace(_astUnionAllNode, Severity.Error, "V0145", "Could not find input column {0} for transformation {1}", map.SourceName, _astUnionAllNode.Name);
}
lineageId = matchedInput.LineageID;
}
else
{
lineageId = matchedOutput.LineageID;
}
IDTSInputColumn100 ic = TransformationUtility.FindInputColumnByName(map.SourceName, path.EndPoint, true);
if (ic == null)
{
ic = path.EndPoint.InputColumnCollection.New();
ic.Name = map.SourceName;
ic.LineageID = lineageId;
}
IDTSOutputColumn100 oc = TransformationUtility.FindOutputColumnByName(map.TargetName, OutputPath, true);
if (oc == null)
{
oc = OutputPath.OutputColumnCollection.New();
oc.Name = map.TargetName;
oc.SetDataTypeProperties(ic.DataType, ic.Length, ic.Precision, ic.Scale, ic.CodePage);
}
IDTSCustomProperty100 cp = TransformationUtility.FindCustomPropertyByName("OutputColumnLineageID", ic.CustomPropertyCollection, true);
if (cp == null)
{
cp = ic.CustomPropertyCollection.New();
cp.Name = "OutputColumnLineageID";
}
cp.Value = oc.LineageID;
}
}
}
public override void Initialize(SsisEmitterContext context)
{
base.Initialize(context);
TransformationUtility.RegisterOleDBConnection(context, _oleDBConnection, Component);
switch (_astDestination.AccessMode)
{
case DestinationAccessModeFacet.Table:
Instance.SetComponentProperty("AccessMode", 0);
Instance.SetComponentProperty("OpenRowset", _astDestination.Table.SchemaQualifiedName);
break;
case DestinationAccessModeFacet.TableFastLoad:
Instance.SetComponentProperty("AccessMode", 3);
Instance.SetComponentProperty("OpenRowset", _astDestination.Table.SchemaQualifiedName);
Instance.SetComponentProperty("FastLoadKeepIdentity", _astDestination.KeepIdentity);
Instance.SetComponentProperty("FastLoadKeepNulls", _astDestination.KeepNulls);
Instance.SetComponentProperty("FastLoadMaxInsertCommitSize", _astDestination.MaximumInsertCommitSize);
var fastLoadOptions = new StringBuilder();
if (_astDestination.TableLock)
{
fastLoadOptions.AppendFormat(System.Globalization.CultureInfo.InvariantCulture, "TABLOCK,");
}
if (_astDestination.CheckConstraints)
{
fastLoadOptions.AppendFormat(System.Globalization.CultureInfo.InvariantCulture, "CHECK_CONSTRAINTS,");
}
if (_astDestination.RowsPerBatch > 0)
{
fastLoadOptions.AppendFormat(System.Globalization.CultureInfo.InvariantCulture, "ROWS_PER_BATCH = {0}", _astDestination.RowsPerBatch);
}
fastLoadOptions = fastLoadOptions.Replace(",", String.Empty, fastLoadOptions.Length - 5, 5);
Instance.SetComponentProperty("FastLoadOptions", fastLoadOptions.ToString());
break;
default:
MessageEngine.Trace(Severity.Error, new NotImplementedException(), "Unknown Destination Load Type of {0}", _astDestination.AccessMode);
break;
}
ProcessBindings(context);
Flush();
}
protected virtual void ProcessBindingMappings(SsisEmitterContext context, MappedBinding mappedBinding, IDTSPath100 path)
{
if (mappedBinding != null && path != null)
{
foreach (AstDataflowColumnMappingNode map in mappedBinding.Mappings)
{
int lineageId;
var matchedOutput = TransformationUtility.FindOutputColumnByName(map.SourceName, path.StartPoint, true);
if (matchedOutput == null)
{
var matchedInput = TransformationUtility.FindVirtualInputColumnByName(map.SourceName, path.EndPoint, true);
if (matchedInput == null)
{
// Message.Error
throw new InvalidOperationException();
}
lineageId = matchedInput.LineageID;
}
else
{
lineageId = matchedOutput.LineageID;
}
IDTSInputColumn100 ic = TransformationUtility.FindInputColumnByName(map.SourceName, path.EndPoint, true);
if (ic == null)
{
ic = path.EndPoint.InputColumnCollection.New();
ic.LineageID = lineageId;
}
if (String.IsNullOrEmpty(map.TargetName))
{
// TODO: What is the right way to destroy a column in dataflow?
ic.UsageType = DTSUsageType.UT_IGNORED;
}
else
{
ic.Name = map.TargetName;
}
}
}
}
public override void Initialize(SsisEmitterContext context)
{
base.Initialize(context);
TransformationUtility.RegisterOleDBConnection(context, _oleDBConnection, Component);
Instance.SetComponentProperty("SqlCommand", _astSlowlyChangingDimensionNode.Query);
Instance.SetComponentProperty("CurrentRowWhere", _astSlowlyChangingDimensionNode.CurrentRowWhere);
Instance.SetComponentProperty("EnableInferredMember", _astSlowlyChangingDimensionNode.EnableInferredMember);
Instance.SetComponentProperty("FailOnFixedAttributeChange", _astSlowlyChangingDimensionNode.FailOnFixedAttributeChange);
Instance.SetComponentProperty("FailOnLookupFailure", _astSlowlyChangingDimensionNode.FailOnLookupFailure);
Instance.SetComponentProperty("IncomingRowChangeType", _astSlowlyChangingDimensionNode.IncomingRowChangeType);
Instance.SetComponentProperty("UpdateChangingAttributeHistory", _astSlowlyChangingDimensionNode.UpdateChangingAttributeHistory);
string inferredMemberIndicatorName = String.Empty;
if (_astSlowlyChangingDimensionNode.InferredMemberIndicator != null)
{
inferredMemberIndicatorName = _astSlowlyChangingDimensionNode.InferredMemberIndicator.Name;
}
Instance.SetComponentProperty("InferredMemberIndicator", inferredMemberIndicatorName);
Flush();
}
public override void Emit(SsisEmitterContext context)
{
ProcessBindings(context);
// TODO: Add Input column custom property mapping
foreach (var column in _astSlowlyChangingDimensionNode.Mappings)
{
int columnType;
switch (column.MappingType)
{
case ScdColumnMappingType.ChangingAttribute:
columnType = 2;
break;
case ScdColumnMappingType.FixedAttribute:
columnType = 4;
break;
case ScdColumnMappingType.HistoricalAttribute:
columnType = 3;
break;
case ScdColumnMappingType.Key:
columnType = 1;
break;
case ScdColumnMappingType.Other:
columnType = 0;
break;
default:
MessageEngine.Trace(_astSlowlyChangingDimensionNode, Severity.Error, "V0140", "Unrecognized ScdColumnMappingType {0} on column {1}", column.MappingType.ToString(), column.QueryColumnName);
return;
}
IDTSInputColumn100 inputColumn = TransformationUtility.FindInputColumnByName(column.QueryColumnName, Component.InputCollection[0], true);
if (inputColumn == null)
{
IDTSVirtualInputColumn100 virtualInputColumn = TransformationUtility.FindVirtualInputColumnByName(column.QueryColumnName, Component.InputCollection[0], true);
if (virtualInputColumn == null)
{
MessageEngine.Trace(_astSlowlyChangingDimensionNode, Severity.Error, "V0141", "Column {0} could not be found", column.QueryColumnName);
return;
}
inputColumn = Component.InputCollection[0].InputColumnCollection.New();
inputColumn.Name = column.QueryColumnName;
inputColumn.LineageID = virtualInputColumn.LineageID;
}
IDTSCustomProperty100 propColumnType = TransformationUtility.FindCustomPropertyByName("ColumnType", inputColumn.CustomPropertyCollection, true);
if (propColumnType == null)
{
propColumnType = inputColumn.CustomPropertyCollection.New();
propColumnType.Name = "ColumnType";
propColumnType.TypeConverter = "ColumnType";
}
propColumnType.Value = columnType;
}
}
public override void Initialize(SsisEmitterContext context)
{
base.Initialize(context);
TransformationUtility.RegisterOleDBConnection(context, _oleDBConnection, Component);
}
protected void ProcessMappings()
{
IDTSVirtualInput100 cvi = Component.InputCollection[0].GetVirtualInput();
var virtualInputDictionary = new Dictionary <string, IDTSVirtualInputColumn100>();
foreach (IDTSVirtualInputColumn100 vc in cvi.VirtualInputColumnCollection)
{
virtualInputDictionary["@" + vc.Name.ToUpperInvariant()] = vc;
}
// Automatically map columns
foreach (IDTSExternalMetadataColumn100 extCol in Component.InputCollection[0].ExternalMetadataColumnCollection)
{
if (virtualInputDictionary.ContainsKey(extCol.Name.ToUpperInvariant()))
{
IDTSVirtualInputColumn100 vc = virtualInputDictionary[extCol.Name.ToUpperInvariant()];
Instance.SetUsageType(Component.InputCollection[0].ID, cvi, vc.LineageID, DTSUsageType.UT_READONLY);
Component.InputCollection[0].InputColumnCollection[vc.Name].ExternalMetadataColumnID = extCol.ID;
}
}
// Map any overrides
foreach (AstDataflowColumnMappingNode mapping in _astOleDBCommandNode.Query.Mappings)
{
if (String.IsNullOrEmpty(mapping.TargetName))
{
SetInputColumnUsage(0, mapping.SourceName, DTSUsageType.UT_IGNORED, true);
}
else
{
IDTSExternalMetadataColumn100 ecol = TransformationUtility.FindExternalColumnByName(mapping.TargetName, Component.InputCollection[0].ExternalMetadataColumnCollection, true);
// Unmap anything else that maps to this external metadata column)
foreach (IDTSInputColumn100 inputColumn in Component.InputCollection[0].InputColumnCollection)
{
if (inputColumn.ExternalMetadataColumnID == ecol.ID)
{
MessageEngine.Trace(_astOleDBCommandNode, Severity.Debug, "V0401", "{0}: {1} Unmapping Input {2}", GetType(), Component.Name, inputColumn.Name);
SetInputColumnUsage(0, inputColumn.Name, DTSUsageType.UT_IGNORED, true);
break;
}
}
IDTSInputColumn100 icol = SetInputColumnUsage(0, mapping.SourceName, DTSUsageType.UT_READONLY, false);
if (ecol != null)
{
if (icol != null)
{
icol.ExternalMetadataColumnID = ecol.ID;
}
else
{
MessageEngine.Trace(_astOleDBCommandNode, Severity.Error, "V0105", "Could not find source column {0}", mapping.SourceName);
}
}
else
{
MessageEngine.Trace(_astOleDBCommandNode, Severity.Error, "V0106", "Could not find destination column {0}", mapping.TargetName);
}
}
}
}
