Data can have various structures, such as the usual table format, or a tree-like structure like a family tree (→ tree). In particular, to store, manage, and retrieve large amounts of data in a computer, it is necessary to define a clear structure for the data, and this is called a data structure. Source: Encyclopaedia Britannica Concise Encyclopedia About Encyclopaedia Britannica Concise Encyclopedia Information |
データには,通常の表の形のものや,系図のように木の形に線で結ばれたもの (→トリー ) など種々の構造をもったものがある。特に大量のデータをコンピュータ内に記憶し,管理,取出しを行うためには,データに明確な構造を定義して行うことが必要で,これをデータ構造という。
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