What is logical data model in SAP BC-SYB-PD - SAP PowerDesigner?

SAP Term: logical data model

• Component: BC-SYB-PD

• Component Name: SAP PowerDesigner

• Description: Helps you analyze the structure of an information system, independent of any specific physical database implementation. An LDM has migrated entity identifiers and is less abstract than a conceptual data model CDM, but does not allow you to model views, indexes and other elements that are available in the more concrete physical data model PDM.

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• Key Concepts: 
  A logical data model is a representation of the data structures used in a database. It is created using SAP PowerDesigner, a software tool used to design and manage databases. The logical data model is used to define the structure of the database, including the tables, columns, and relationships between them. It also defines the data types and constraints that will be used in the database. 
  
  How to use it: 
  SAP PowerDesigner can be used to create a logical data model. The user can define the tables, columns, and relationships between them. They can also define the data types and constraints that will be used in the database. Once the model is complete, it can be used to generate SQL scripts that can be used to create the actual database. 
  
  Tips & Tricks: 
  When creating a logical data model, it is important to consider how the data will be used in the application. This will help ensure that the model is designed in a way that will make it easy to use and maintain. It is also important to consider any performance or scalability requirements that may be needed for the application. 
  
  Related Information: 
  SAP PowerDesigner can also be used to create physical data models, which are representations of how the data will actually be stored in the database. It can also be used to generate SQL scripts for creating and modifying databases. Additionally, SAP PowerDesigner can be used to generate reports and diagrams that provide an overview of the database structure.