How does one normally encode a transaction identification in a dimensional model?

Q: Can foreign keys be used with weak entities in an entity relationship diagram??

A: A entity that cannot be uniquely identified by its attribute alone is called weak entity.…

Q: Draw the EER diagrams for the following problems using UML notation, Crow’s Foot notation and Chen…

A: Hey, since there are multiple questions posted, we will answer first question. If you want any…

Q: Describe how the relationship (M:N) of an E-R diagram is transformed into relations

A: Transforming ER diagrams into relations requires the construction of actual relations observing the…

Q: Give an example of how the distinction between a candidate key and an entity type identifier is…

A: Entity Identifiers: Entity IDs are critical properties that are used to uniquely identify each…

Q: What is the reason that normalized relations may not compromise an efficient physical implementation…

A: Normalized relations don't always jeopardize the performance of the simple geometric structure,…

Q: This test concerns database design, including both the logical design via the Entity Relationship (E…

A: Database design refers to the process of organizing data according to a database model to reduce…

Q: Consider a scenario where two students are vying for registration in a course that has a limited…

A: How a DBMS handles concurrency is recognized as "concurrency control."A mechanism that synchronizes…

Q: What does the average dimensional representation of transaction time look like?

A: Transaction time (TT) in the context of databases refers to the period of time during which a fact…

Q: Construct an ER Diagram from the following case study A new established company database needs to…

A: Lets see the solution.

Q: sign an Entity-Relationship diagram for the below environment. determine 1-Total participation.…

A: total participation is shown between orders relation and order entity  partial participation is…

Q: A popular way to express a transaction identifier in a dimensional model is as a vector.

A: A transaction identifier is a unique identifier that is assigned to a specific business transaction…

Q: 2: Construct an E-R or UML diagram for the following SALES COMPANY database which has network of

A: Actually, E-R is Entity Relation ship diagram