Data acquisition layer (including corporate memory)

  • What are the types of ADSO?

    Summary of Different Type ASDO in SAP BW ,BW/.
    1. HANA and functionalities

    Data Mart ADSO : Standard ADSO : Staging ADSO or Write optimized DSO: Direct update ADSO : Inventory Type ADSO : you can used standard and Data Mart ADSO as Inventory ADSO by enabling checkbox inventory enabled for inventory purpose use

  • What is corporate memory in SAP BW?

    The corporate memory contains the complete history of the loaded data.
    This displays an intermediate layer.
    The data is posted to other DataStore objects (advanced) that serve as architected data marts.
    It is filled separately from the update in the architected data marts..

  • What is the difference between DSO and DSO?

    Compared to a classic DSO, the ADSO provides faster activation and load times and new modeling options, among other things.
    Request management has also been optimized for this object, which is why ADSOs are particularly suited for large amounts of data and frequent load processes..

  • Summary of Different Type ASDO in SAP BW ,BW/.
    1. HANA and functionalities

    Data Mart ADSO : Standard ADSO : Staging ADSO or Write optimized DSO: Direct update ADSO : Inventory Type ADSO : you can used standard and Data Mart ADSO as Inventory ADSO by enabling checkbox inventory enabled for inventory purpose use
  • Advantage ADSO has over DSO is new ability to modify functions and table contents without losing the already filed data.
    The table structure is also different, ADSO uses 3 tables.
  • SAP BW on HANA and BW4/HANA are different application suites running on the same database.
    SAP BW on HANA uses SAP's legacy BW software, but moves it to the HANA database.
    BW/.
    1. HANA uses a reengineered software suite designed to fully harness the power of the HANA database
The corporate memory contains the complete history of the loaded data. This displays an intermediate layer. The data is posted to other DataStore objects 

What is a corporate memory Adso?

This is similar to the write optimized DSO which contains only the inbound/new table and no change log or active table.
You can use this ADSO as the staging area in your data warehouse model.
Corporate memory enables you to store the entire history of the data for reconstruction purposes, without the need to extract it from the source system.

,

What is a data acquisition layer DSO?

1.
Data Acquisition layer (including:

  1. corporate memory) ADSOs modeled using the Data Acquisition Layer template do not use an Active Table
  2. just like a Write-Optimized DSO

All the records in the Inbound Table contain a Request Transaction Number (TSN), Data packet, and Data record number.
We can see this technical information in Figure 3.
,

What is corporate memory?

Corporate Memory:

  1. storage of all data records delivered by the DataSource for rebuilding the Integrated DWH Layer

The DataSource might not be able to deliver the same records again, for example due to archiving of data in the source system.
,

What is SAP bw/4hana staging & corporate memory?

Staging:

  1. serves as a first physical data inbound layer on SAP BW/4HANA from which the data is propagated into one or more target InfoProviders in the Integrated Data Warehouse (DWH) Layer

Corporate Memory:storage of all data records delivered by the DataSource for rebuilding the Integrated DWH Layer.

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