Why do we need to create Domains, Defaults & Check Constraints? When you create domains, defaults and attach them to the…
Dimensional Data Model: Is there any specific notation to identify a Data Warehouse/Data mart data models? Subject Area: How to…
Data modeling tools are the only way through which we can create powerful data models. Following are the various options…
There are a number of data modeling tools to transform business requirements into logical data model, and logical data model…
A Data Warehouse is a relational/multidimensional database that is designed for query and analysis rather than transaction processing. A data…
What is Reverse Engineering a Data Model? Reverse Engineering is a process or function to create a logical and physical…
How to create DDL Scripts from Data Model? Open the physical data model "Data_Modeling_Relationship.txl". Click menu Model/Verify Model. A new…
During the development cycle of data model, several changes/updates may take place over time depending upon the needs and requirement…
Relational | Dimensional Data Modeling: Relational Data Modeling is used in OLTP systems which are transaction oriented and Dimensional Data…
Logical | Physical Data Modeling: When a data modeler works with the client, his title may be a logical data…