Database - Relational Theory The state of a table or relation relates to its current content. Consider...

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Database - Relational Theory
The state of a table or relation relates to its current content.Consider the formal terminology of the relational model. 1) Whichdescriptive term of a relation applies to the state of a relation?2) Which descriptive term of a relation is not affected a change inthe state of the relation? 3) In addition to identifying theseterms, provide a brief definition of each of term.

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The relational data model was introduced by C F Codd in 1970 Currently it is the most widely used data model The relational model has provided the basis for Research on the theory of datarelationshipconstraint Numerous database design methodologies The standard database access language called structured query language SQL Almost all modern commercial database management systems The relational data model describes the world as a collection of interrelated relations or tables Fundamental Concepts in the Relational Data Model Relation A relation also known See Answer

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