About: Relational algebra

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Family of algebras used for modelling the data stored in relational databases, and defining queries on it

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  • linguaggio procedurale (it)
  • mathematische Theorie auf der relationale Datenbanken aufbauen (de)
  • family of algebras used for modelling the data stored in relational databases, and defining queries on it (en)
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  • A query plan for the triangle query R ⋈ S ⋈ T that uses binary joins. It joins S and T first, then joins the result with R. (en)
  • A query plan for the triangle query R ⋈ S ⋈ T that uses binary joins. It joins R and S first, then joins the result with T. (en)
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  • Two possible query plans for the ; the first joins and first and joins the result with , the second joins and first and joins the result with (en)
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  • Triangle-query-join-query-plan-r-st.svg (en)
  • Triangle-query-join-query-plan-rs-t.svg (en)
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  • 140 (xsd:integer)
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  • Relational algebra (en)
  • Relační algebra (cs)
  • Álgebra relacional (es)
  • Relationale Algebra (de)
  • Algèbre relationnelle (fr)
  • Algebra relazionale (it)
  • Aljabar relasional (in)
  • 関係代数 (関係モデル) (ja)
  • Rachunek relacyjny (pl)
  • 관계대수 (ko)
  • Relationele algebra (nl)
  • Álgebra relacional (pt)
  • Реляционная алгебра (ru)
  • Реляційна алгебра (uk)
  • 关系代数 (数据库) (zh)
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