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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 ).
ER/Studio is data architecture and database design software developed by IDERA, Inc. ER/Studio is compatible with multiple database platforms and is used to create and manage database designs, as well as to document and reuse data assets. In 2015, Embarcadero Technologies was acquired by database and infrastructure management software company ...
A physical data model (or database design) is a representation of a data design as implemented, or intended to be implemented, in a database management system. In the lifecycle of a project it typically derives from a logical data model , though it may be reverse-engineered from a given database implementation.
Star schema used by example query. Consider a database of sales, perhaps from a store chain, classified by date, store and product. The image of the schema to the right is a star schema version of the sample schema provided in the snowflake schema article.
A relational-database implementation of a hierarchical model was first discussed in published form in 1992 [2] (see also nested set model). Hierarchical data organization schemes resurfaced with the advent of XML in the late 1990s [3] (see also XML database). The hierarchical structure is used primarily today for storing geographic information ...
Salesforce, Inc. is an American cloud-based software company headquartered in San Francisco, California.It provides applications focused on sales, customer service, marketing automation, e-commerce, analytics, artificial intelligence, and application development.
The book Social Media Marketing for Dummies in 2007 considered Confluence an "emergent enterprise social software" that was "becoming an established player." [11] Wikis for Dummies described it as "one of the most popular wikis in corporate environments," "easy to set up and use," and "an exception to the rule" that wiki software search capabilities don't work well.
The Bank of America's logical database design technique (LDDT) had been developed in 1982 by Robert Brown. The central goal of IDEF1X and LDDT was the same: to produce a methodology that consistently and faithfully produced a database-neutral model of the persistent information needed by an enterprise by modeling the real-world entities involved.