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6 Cards in this Set
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BW310: Definitions (S. 236)
Data Transfer Process (DTP)
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Used to transfer data within the SAP BW system from one object to another in accordence with certain transformations and filters
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BW310: Definitions (S. 236)
DataSources
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DataSource is a set of fields used to extract data of a business unit from a source system and transfer it to the entry layer of the SAP BW system or provide it for direct access.
When the DataSource is activated, the system creates a PSA table in the Persistant Staging Area, the entry layer of SAP BW
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BW310: Definitions (P. 238)
Persistant Staging Area (PSA)
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The PSA is the inbound storage area in SAP BW for data from the spurce system. The requested data is saved unchanged from the spurce system. Request data ist stored in the DataSource structure format in transparent, relational tables of the SAP BW system in which the request data is stored in the format of the DataSource |
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BW310: Definitions (P. 236)
InfoPackage
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InfoPAckage is used to load data into the PSA. In the InfoPackage you specify the selection parameters for transfering data into the PSA |
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BW310: Definitions (P. 237)
DataSource Types
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DataSources for transaction data
DataSources for master data - DataSources for attributes - DataSources for texts - DataSources for hierarchies
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BW310: Definitions (P. 238)
InfoSource |
An InfoSource is a nonpersistent structure consisting of InfoObjects, for joining two transformations. |
