| Subject | English | Portuguese |
| comp., MS, Braz. | Distributed Relational Database Architecture | Distributed Relational Database Architecture (A connection protocol for distributed relational database processing used by IBM relational database products that comprises protocols for communication between an application and a remote database, and communication between databases. DRDA also provides the connections for remote and distributed processing. The Distributed Data Management Architecture provides the base architecture for DRDA) |
| IT | domain relational calculus | cálculo de domínios |
| IT | domain relational calculus | cálculo relacional de domínios |
| comp., MS, Braz. | Object Relational Designer | Object Relational Designer (A tool that provides a visual design surface for creating LINQ to SQL entity classes and associations (relationships) based on objects in a database. The Object Relational Designer also provides functionality to map stored procedures and functions to System.Data.Linq.DataContext methods for returning data and manipulating entity classes) |
| med. | relational balance | equilíbrio relacional |
| IT, dat.proc. | relational command | comando relacional |
| IT | relational data base | base de dados relacional |
| IT | relational data base engine | máquina de base de dados relacional |
| IT | relational data base machine | máquina de base de dados relacional |
| IT | relational data base management system | sistema de gestão de base de dados relacional |
| IT | relational database | base de dados relacional |
| comp., MS, Braz. | relational database | banco de dados relacional (A database or database management system that stores information in tables) |
| environ. | relational database | bases de dados relacionais |
| environ. | relational database A collection of digital information items organized as a set of formally described tables from which the information can be accessed or reassembled in different ways without reorganizing the tables | bases de dados relacionais |
| IT | relational database management system | sistema de gestão de bases de dados relacionais |
| IT | relational database management system | Sistema Gestor de Bases de Dados Relacionais |
| comp., MS, Braz. | relational database management system | RDBMS (A database system that organizes data into related rows and columns as specified by a relational model) |
| stat. | relational diagram | diagrama relacional |
| comp., MS, Braz. | relational expression | expressão relacional (An expression that uses a relational operator such as < or > to compare two or more expressions. A relational expression resolves to a Boolean (true/false) value. See also Boolean, relational operator) |
| IT | relational formalism | formalismo relacional |
| work.fl., IT | relational indexing | indexação por relação |
| IT | relational model | modelo relacional |
| IT, dat.proc. | relational scheme | esquema relacional |