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Computer data storage or digital data storage is a technology consisting of computer components and recording media that are used to retain digital data. It is a core function and fundamental component of computers. [1]: 15–16 The central processing unit (CPU) of a computer is what manipulates data by performing computations.
Hierarchical storage management (HSM), also known as tiered storage, [1] is a data storage and data management technique that automatically moves data between high-cost and low-cost storage media. HSM systems exist because high-speed storage devices, such as solid-state drive arrays, are more expensive (per byte stored) than slower devices ...
In computer science, storage virtualization is "the process of presenting a logical view of the physical storage resources to" [1] a host computer system, "treating all storage media (hard disk, optical disk, tape, etc.) in the enterprise as a single pool of storage." [2] A "storage system" is also known as a storage array, disk array, or filer ...
John W. Sammon, Jr.'s RADC Tech report "Some Mathematics of Information Storage and Retrieval..." outlined the vector model. 1969: Sammon's "A nonlinear mapping for data structure analysis Archived 2017-08-08 at the Wayback Machine" (IEEE Transactions on Computers) was the first proposal for visualization interface to an IR system. 1970s early ...
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IBM Cloud Object Storage is a service offered by IBM [1] for storing and accessing unstructured data. The object storage service can be deployed on-premises , as part of IBM Cloud Platform offerings, or in hybrid form. [ 2 ]
A storage model is a model that captures key physical aspects of data structure in a data store. [1] On the other hand, a data model is a model that captures key logical aspects of data structure in a database. The physical storage can be a local disk, a removable media, or storage accessible via the network.