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"primary keys". Diagrams created to represent attributes as well as entities and relationships may be called entity-attribute-relationship diagrams, rather than...

a one-to-many relationship is a type of cardinality that refers to the relationship between two entities (see also entity–relationship model). For example...

information about the outputs and inputs of each entity and the process itself. A data-flow diagram has no control flow — there are no decision rules...

data structure diagram (DSD) is the visual representation of a certain kind of data model that contains entities, their relationships, and the constraints...

representation of the cardinality. An entity–relationship model (ERM), sometimes referred to as an entity–relationship diagram (ERD), could be used to represent...

entity classes, representing kinds of things of significance in the domain, and relationships assertions about associations between pairs of entity classes...

for example: tree diagram Network diagram Flowchart Venn diagram Existential graph Quantitative diagrams, which display a relationship between two variables...

their attributes, operations (or methods), and the relationships among objects. The class diagram is the main building block of object-oriented modeling...

The enhanced entity–relationship (EER) model (or extended entity–relationship model) in computer science is a high-level or conceptual data model incorporating...

person entity can be linked to a car without one of them being considered as weak entity. In entity relationship diagrams (ER diagrams), a weak entity set...

"Data Modeling and Entity Relationship Diagram (ERD)". University of Regina - Computer Science Department. "Entity Relationship Mapping". Oracle Corporation...

In the entity relationship diagram, aggregation is represented as seen in Figure 1 with a rectangle around the relationship and its entities to indicate...

military decoration Enfants Riches Déprimés, a fashion brand Entity-relationship diagram Érd, a city in Hungary Erdington railway station, in England...

modelling techniques such as Unified Modeling Language (UML) or entity–relationship diagrams (ERDs) for the more detailed decomposition of the architectural...

model) diagrams. Attributes in ER diagrams are usually modeled as an oval with the name of the attribute, linked to the entity or relationship that contains...

context diagram in engineering is a diagram that defines the boundary between the system, or part of a system, and its environment, showing the entities that...

arrangement of tables in a multidimensional database such that the entity relationship diagram resembles a snowflake shape. The snowflake schema is represented...

Entity–relationship modeling (ERM) is a conceptual modeling technique used primarily for software system representation. Entity-relationship diagrams...

practice to draw a system context diagram first which shows the interaction between the system and outside entities. The DFD is designed to show how a...

very small. Here, with conventional modeling, the database’s entity–relationship diagram might have hundreds of tables: the tables that contain thousands/...