What are InfoCubes in SAP?
An InfoCube is a type of InfoProvider. It describes a closed data set (from an analysis point of view) a self-contained dataset, for example, a business-orientated area. The data in an InfoCube is stored either physically, in BW Accelerator or in . The InfoCube receives the data by means of a data transfer process.
What is data mart in SAP BW?
The data mart interface makes it possible to post data from one InfoProvider to another with the following options: The InfoProviders of the source BW are used as the data source. Data exchange between BW systems and other SAP systems. For more information see Data Mart Interface Between Several Systems.
What are the modules in SAP APO?
SAP APO stands for Advanced Planner and Optimizer. SAP APO is a supply chain planning tool; that helps organizations manage their supply chain. SAP APO had primarily four modules DP (Demand Planning), SNP (Supply Network Planning),PPDS (Production Planning and Detail Scheduling), GATP (Global Available to Promise).
How do you make a cube in SAP APO?
To create InfoCubes manually, proceed as follows:
- In the Data Warehousing Workbench under Data Targets , select the InfoArea you previously created and choose Create InfoCube from the context menu.
- Enter a name and a description for the InfoCube, select the InfoCube type, and press Enter .
What are dimension and fact tables?
Fact Table vs Dimension Table Comparison Table
| Characteristics | Fact Table | Dimension Table |
|---|---|---|
| Creation Time | A fact table is created after dimension tables are created. | The dimension table needs to be created first. |
| Schema Structure | There is less number of fact tables in a schema. | There is a number of dimension tables in a schema. |
What is APO in SAP BW?
In SAP Advanced Planning and Optimization, each data mart contains InfoCubes which stores actual data and older planning data. An administrative workbench is used to set up the data mart and to load the data in InfoCubes from a source system. APO Workbench can also be used to load the data into BW system from APO.
What is SNP and PPDS?
SNP basically does rough cut capacity planning on a constrained or unconstraint situation whereas PPDS does time continous finite capacity based on constraint or unconstaint situation. SNP & PPDS works on horizons. There are scenarios were SNP horizon can overlap with PPDS horizon.
What is Optimizer in SAP APO?
The SNP Optimizer is a cost based planning engine/algorithm which converts the supply chain planning problem into a linear programming equation, or cost function with an objective of minimizing the cost of the overall solution.
Can fact table have primary key?
The fact table also has a primary (composite) key that is a combination of these four foreign keys.
How do you decide a fact and dimension table?
Fact tables and dimension tables hold the columns that store the data for the model:
- Fact tables contain measures, which are columns that have aggregations built into their definitions. For example, Revenue and Units are measure columns.
- Dimension tables contain attributes that describe business entities.
