Data Definition Language — A data definition language or data description language (DDL) is a syntax similar to a computer programming language for defining data structures, especially database schemas. Contents 1 History 2 SQL 2.1 CREATE statements … Wikipedia
Data Definition Language — Die Data Definition Language (DDL) ist eine Computersprache, die verwendet wird, um Datenstrukturen und verwandte Elemente zu beschreiben, zu ändern oder zu entfernen. Ursprünglich bezog sich DDL auf Datenbanksysteme, der Begriff wird aber heute… … Deutsch Wikipedia
Language, Truth, and Logic — is a work of philosophy by Alfred Jules Ayer, published in 1936 when Ayer was only 26 (though it was in fact completed by age 24). It was crucial in bringing some of the ideas of the Vienna Circle and the logical empiricists to the attention of… … Wikipedia
language — /lang gwij/, n. 1. a body of words and the systems for their use common to a people who are of the same community or nation, the same geographical area, or the same cultural tradition: the two languages of Belgium; a Bantu language; the French… … Universalium
Language — This article is about the properties of language in general. For other uses, see Language (disambiguation). Cuneiform is one of the first known forms of written language, but spoken language is believed to predate writing by tens of thousands of… … Wikipedia
View (database) — In database theory, a view consists of a stored query accessible as a virtual table in a relational database or a set of documents in a document oriented database composed of the result set of a query or map and reduce functions. Unlike ordinary… … Wikipedia
language, philosophy of — Philosophical study of the nature and use of natural languages and the relations between language, language users, and the world. It encompasses the philosophical study of linguistic meaning (see semantics), the philosophical study of language… … Universalium
Definition of music — How to define music has long been the subject of debate; philosophers, musicians, and, more recently, various social and natural scientists have argued about what constitutes music. The definition has varied through history, in different regions … Wikipedia
Definition — For other uses, see Definition (disambiguation). A definition is a passage that explains the meaning of a term (a word, phrase or other set of symbols), or a type of thing. The term to be defined is the definiendum. A term may have many different … Wikipedia
Definition of planet — Photograph of the crescent planet Neptune (top) and its moon Triton (center) … Wikipedia