A data model is an abstract model that organizes elements of data and standardizes how they relate to one another and to the properties of real-world...

data model may require multiple logical data models. The last step in data modeling is transforming the logical data model to a physical data model that...

data model (SDM) is a high-level semantics-based database description and structuring formalism (database model) for databases. This database model is...

Within data modelling, cardinality is the numerical relationship between rows of one table and rows in another. Common cardinalities include one-to-one...

common data model (CDM) can refer to any standardised data model which allows for data and information exchange between different applications and data sources...

Datavault or data vault modeling is a database modeling method that is designed to provide long-term historical storage of data coming in from multiple...

standard data model, or simply standard data model, is a data model that is widely used in a particular industry. The use of standard data models makes the...

A geographic data model, geospatial data model, or simply data model in the context of geographic information systems, is a mathematical and digital structure...

many-to-one relationship is sometimes notated as N:1. One-to-one (data model) Many-to-many (data model) "Three Relationship Types". RelationalDBDesign. 1 March...

erwin Data Modeler (stylized as erwin but formerly as ERwin) is computer software for data modeling. Originally developed by Logic Works, erwin has since...