relazioni

Relazioni is the Italian plural of relazione and refers to links, connections, or relationships between entities. The term comes from Latin relatio, which meant a report, account, or relation. In everyday Italian, relazioni can denote social ties, professional connections, or connections among ideas and phenomena. The word is used in several specialized domains, often with specific meanings depending on context.

Interpersonal and international contexts: It can describe personal relationships (relazioni tra persone), family ties, or social networks; it also appears in diplomacy and politics as relazioni internazionali (international relations) or relazioni estere; in business, relazioni pubbliche means public relations.

Relazioni in mathematics and logic: a relation on a set A is a subset of the Cartesian product A×A; a relation assigns a link from elements of A to elements of A; properties such as reflexive, symmetric, and transitive characterize standard types; functions are special cases of relations.

Relazioni in computer science and databases: in the relational model, a relation is a table with a schema of attributes; data is stored as tuples; relationships between tables are established through keys; SQL provides operations such as selection, projection, join.

Relazioni as reports: in Italian, relazione can mean a report or account; plural relazioni is used for annual reports, financial statements, or narrative reports from organizations, research projects, or authorities.