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  2. Associative entity - Wikipedia

    en.wikipedia.org/wiki/Associative_entity

    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)

  3. Entity–relationship model - Wikipedia

    en.wikipedia.org/wiki/Entity–relationship_model

    Rather, they show entity sets (all entities of the same entity type) and relationship sets (all relationships of the same relationship type). For example, a particular song is an entity, the collection of all songs in a database is an entity set, the eaten relationship between a child and his lunch is a single relationship, and the set of all ...

  4. Associate company - Wikipedia

    en.wikipedia.org/wiki/Associate_company

    An associate company (or associate) in accounting and business valuation is a company in which another company owns a significant portion of voting shares, usually 20–50%.

  5. Unincorporated association - Wikipedia

    en.wikipedia.org/wiki/Unincorporated_association

    An unincorporated association is a collective of people with common goals who have chosen to formalise their relationship, but without incorporating as a company or similar legal entity. A further requirement is that the members are not associated together for profit. This distinguishes an unincorporated association from a partnership.

  6. Data model - Wikipedia

    en.wikipedia.org/wiki/Data_model

    The entities represented by a data model can be the tangible entities, but models that include such concrete entity classes tend to change over time. Robust data models often identify abstractions of such entities. For example, a data model might include an entity class called "Person", representing all the people who interact with an organization.

  7. Corporate group - Wikipedia

    en.wikipedia.org/wiki/Corporate_group

    A corporate group is composed of companies. The general rule is that a company is a separate legal entity from its shareholders, that is the shareholder's liability for the subsidiary's debts is limited to the value of the shares, [3] and the shareholders cannot be required to perform the company's obligations.

  8. Domain Name System - Wikipedia

    en.wikipedia.org/wiki/Domain_Name_System

    It associates various information with domain names (identification strings) assigned to each of the associated entities. Most prominently, it translates readily memorized domain names to the numerical IP addresses needed for locating and identifying computer services and devices with the underlying network protocols . [ 1 ]

  9. Company - Wikipedia

    en.wikipedia.org/wiki/Company

    The company, as an entity, was created by the state which granted the privilege of incorporation. [1] Companies take various forms, such as: voluntary associations, which may include nonprofit organizations; business entities, whose aim is to generate sales, revenue, and profit; financial entities and banks; programs or educational institutions