Search results
Results from the WOW.Com Content Network
Visual schema/E-R design: the ability to draw entity-relationship diagrams for the database. If missing, the following two features will also be missing; Reverse engineering - the ability to produce an ER diagram from a database, complete with foreign key relationships
Update database and/or update model ER/Studio Repository and Team Server (formerly Portal/CONNECT) for web based publishing collaboration and model management, with Business Glossary as standard. MagicDraw: Conceptual, Logical & Physical + MDA Transform of Logical to Physical IDEF1X, UML DDL, Information Engineering & ERD Yes Yes
An entity–relationship model (or ER model) describes interrelated things of interest in a specific domain of knowledge. A basic ER model is composed of entity types (which classify the things of interest) and specifies relationships that can exist between entities (instances of those entity types).
Logical and physical modelling - Build complex logical and physical entity relationship models and reverse, forward, and engineer databases. Reporting - Generate detailed reports on existing database structures. Model customization - Add logical data to user diagrams to customize user models. All Toad products typically have 2 releases per year.
An associative entity is a term used in relational and entity–relationship theory. A relational database requires the implementation of a base relation (or base table) to resolve many-to-many relationships. A base relation representing this kind of entity is called, informally, an associative table. An associative entity (using Chen notation)
The database schema is the structure of a database described in a formal language supported typically by a relational database management system (RDBMS). The term " schema " refers to the organization of data as a blueprint of how the database is constructed (divided into database tables in the case of relational databases ).
FileMaker's relational model was also expanded, offering multiple tables per file and a graphical relationship editor that displayed and allowed manipulation of related tables in a manner that resembled the entity-relationship diagram format. Accompanying these important changes, FileMaker Inc. also introduced a developer certification program.
The MySQL Workbench offers creating, editing and exporting EER Models. Exporting to PNG and PDF allows easy sharing for presentations. Exporting to PNG and PDF allows easy sharing for presentations. Skipper allows users to create, import and export from object–relational mapping (ORM) schema definitions to editable EER models.