Logical Schema. A logical data model or logical schema is a representation of the abstract structure of the information domain that defines all the logical constraints applied to the data stored.

Data modeling advantage: The vendor offers a robust modeling tool that delivers visualizations of physical, conceptual and logical data structures. The platform can generate SQL scripts, thus ...

The data modeling tools include: ‘Table Designer,’ ‘Database Diagrams’ and ‘Data Flow Diagram.’ Users can also create flowcharts, UML diagrams, ERD diagrams, mind maps and process ...

By applying the appropriate data modeling techniques, you can minimize redundancy, improve query speed, and create a more intuitive and user-friendly data model. Power BI Star vs Snowflake Schema ...

Schema-less does not mean data model-less. NoSQL databases (document, key-value, ... “Keys enforce business rules – it’s a logical concept. Indexes speed up database access ...

The three-level database management system (DBMS) architecture splits databases into three distinct layers: An internal DBMS schema for low-level storage tasks. A conceptual DBMS schema for logical ...

Agile developers tend to view data modeling as a bottleneck preventing them from delivering value. This is the view held by Pascal Desmarets, founder and CEO of Hackolade, a Belgium-based startup ...

The relational system abstracts the physical arrangement of data from its logical schema, ... InfluxDB’s new model for time series workloads. By Pete Barnett. May 26, 2025 6 mins.