 ##  [Relational Model](/relational-model) 

  ##  [Relational Model](https://natural.quantumdictionary.io/relational-model-0) 

  
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**Natural &amp; Formal Sciences Dictionary**

 
Definition

A logical data model that represents information as relations (tables) consisting of tuples (rows) and attributes (columns), with schemas, keys and integrity constraints; queries are expressed by relational algebra or declarative query languages that manipulate relations as sets.