Logical Data Modeling - Value Set

Logical Data Modeling

Logical Data Modeling About A data model in software engineering is a graph of entity that try to represent the reality and describes how data are represented and accessed. the real world consists "...

Logical Data Modeling - Value (Operand)

Logical Data Modeling - Value (Operand) About A value may be obtained by: * observation * or measurement Values may represents the structural characteristic of: * an entity (case) * or a "...

Collection - Cardinality (Size/Length)

The cardinality of a collection is the number of values contained in that collection. Articles Related Visualisation In a uml diagram, the possible cardinalities for a collection (value set) are speci "...

Logical Data Modeling - Conformity (Conformance)

This data quality property refers to whether instances of data are either: store, exchanged, or presented in a format that is : consistent with the domain of values, as well as consistent with o "...

Logical Data Modeling - Primary Key (Id, Name)

A Primary Key is a key that identify indefinitely uniquely an element: entity or a in their local scope. It's a part of the fully qualified identifier. Characteristic Immutable A real primary key i "...

Logical Data Modeling - Set

A set in data modeling is a data structure that groups element (entity, value, relationship, ...) in a aggregation relationship. set data type Articles Related List Implementation See

Logical Data Modeling - Visualization / Language

Data Modeling Language helps visualize data model. Articles Related List - The ERD is the most common technique for drawing data models. (UML) - The class diagrams adds the behaviours of each enti "...

Relation - Column

A column is the relational model representation of a value set where the attribute is the column metadata that defines its name, type and others attributes properties The columns are located in the Y "...