Monday, 29 April 2013

Building Data Flows

The Data Flow tab of the Package Designer is where you specify the details of any Data Flow tasks that you've added on the Control Flow tab. Data Flows are made up of various objects that you drag and drop from the Toolbox:
  • Data Flow Sources are ways that data gets into the system. Table 1 lists the available data flow sources.
  • Data Flow Transformations let you alter and manipulate the data in various ways.
  • Data Flow Destinations are the places that you can send the transformed data. Table 2 lists the available data flow destinations.
SourceUse
ADO NETExtracts data from a database using a .NET data provider
ExcelExtracts data from an Excel workbook
Flat FileExtracts data from a flat file
OLE DBExtracts data from a database using an OLE DB provider
Raw FileExtracts data from a raw file (proprietary Microsoft format)
XMLExtracts data from an XML file
Table 1: Data flow sources
DestinationUse
ADO NETSends data to a .NET data provider
Data Mining Model TrainingSends data to an Analysis Services data mining model
DataReaderSends data to an in-memory ADO.NET DataReader
Dimension ProcessingProcesses a cube dimension
ExcelSends data to an Excel worksheet
Flat FileSends data to a flat file
OLE DBSends data to an OLE DB database
Partition ProcessingProcesses an Analysis Services partition
Raw FileSends data to a raw file
RecordsetSends data to an in-memory ADO Recordset
SQL Server CompactSends data to a SQL Server CE database
SQL ServerSends data to a SQL Server database

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