value column

value column
столбец значений (в таблице)

Англо-русский словарь промышленной и научной лексики. 2014.

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  • Column Technologies — Type Private Industry Software and Consulting Founded 1998 Headquarters …   Wikipedia

  • Column (data store) — A column consists of a (unique) name, a value, and a timestamp. A column of a distributed data store is a NoSQL object of the lowest level in a keyspace. It is a tuple (a key value pair) consisting of three elements:[1] Unique name: Used to… …   Wikipedia

  • Column family — A column family is a NoSQL object that contains columns of related data. It is a tuple (pair) that consists of a key value pair, where the key is mapped to a value that is a set of columns. In analogy with relational databases, a column family is …   Wikipedia

  • Column (database) — In the context of a relational database table, a column is a set of data values of a particular simple type, one for each row of the table.[1] The columns provide the structure according to which the rows are composed. The term field is often… …   Wikipedia

  • Column-oriented DBMS — A column oriented DBMS is a database management system (DBMS) that stores its content by column rather than by row. This has advantages for data warehouses and library catalogues where aggregates are computed over large numbers of similar data… …   Wikipedia

  • Column chromatography — A chemist in the 1950s using column chromatography. The Erlenmeyer receptacles are on the floor. Column chromatography in chemistry is a method used to purify individual chemical compounds from mixtures of compounds. It is often used for… …   Wikipedia

  • column chart — noun : a chart representing comparative periods of fluctuation or the comparative size, length, value, or endurance of a group of things by means of juxtaposed proportional columns …   Useful english dictionary

  • Entity–attribute–value model — (EAV) is a data model to describe entities where the number of attributes (properties, parameters) that can be used to describe them is potentially vast, but the number that will actually apply to a given entity is relatively modest. In… …   Wikipedia

  • Entity-attribute-value model — (EAV), also known as object attribute value model and open schema is a data model that is used in circumstances where the number of attributes (properties, parameters) that can be used to describe a thing (an entity or object ) is potentially… …   Wikipedia

  • Singular value decomposition — Visualization of the SVD of a 2 dimensional, real shearing matrix M. First, we see the unit disc in blue together with the two canonical unit vectors. We then see the action of M, which distorts the disk to an ellipse. The SVD decomposes M into… …   Wikipedia

  • Standard column family — A standard column family consists of a (unique) row key and a number of columns. The standard column family is a NoSQL object that contains columns of related data. It is a tuple (pair) that consists of a key value pair, where the key is mapped… …   Wikipedia


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