user data field

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• Data hierarchy — refers to the systematic organization of data, often in a hierarchical form. Data organization involves fields, records, files and so on. A data field holds a single fact. Consider a date field, e.g. September 19, 2004 . This can be treated as a… …   Wikipedia

• Data integration — involves combining data residing in different sources and providing users with a unified view of these data.[1] This process becomes significant in a variety of situations, which include both commercial (when two similar companies need to merge… …   Wikipedia

• Count Key Data — (CKD) is a disk data architecture. Each physical disk record consists of a count field, an optional key field, and a ( user ) data field with error correction/detection information appended to each field and gaps separating each field [1].… …   Wikipedia

• User Datagram Protocol — (UDP) is one of the core protocols of the Internet Protocol Suite. Using UDP, programs on networked computers can send short messages sometimes known as datagrams (using Datagram Sockets) to one another. UDP is sometimes called the Universal… …   Wikipedia

• Data remanence — is the residual representation of data that remains even after attempts have been made to remove or erase the data. This residue may result from data being left intact by a nominal file deletion operation, by reformatting of storage media that… …   Wikipedia

• Data presentation architecture — (DPA) is a skill set that seeks to identify, locate, manipulate, format and present data in such a way as to optimally communicate meaning and proffer knowledge. Contents 1 Origin and context 2 Objectives 3 Scope 4 …   Wikipedia

• Data Vault Modeling — is a database modeling method that is designed to provide historical storage of data coming in from multiple operational systems. It is also a method of looking at historical data that, apart from the modeling aspect, deals with issues such as… …   Wikipedia

• Data transmission — Data transmission, digital transmission, or digital communications is the physical transfer of data (a digital bit stream) over a point to point or point to multipoint communication channel. Examples of such channels are copper wires, optical… …   Wikipedia

• Data-centric programming language — defines a category of programming languages where the primary function is the management and manipulation of data. A data centric programming language includes built in processing primitives for accessing data stored in sets, tables, lists, and… …   Wikipedia

• Data Language Interface — (Data Language/I, DL/I, Data Language/Interface, Data Language/One [1]) is the language system used to access IBM’s IMS databases, and its data communication system. It is implemented from any language by making calls to a software stub, DFSLI000 …   Wikipedia

• Data mining — Not to be confused with analytics, information extraction, or data analysis. Data mining (the analysis step of the knowledge discovery in databases process,[1] or KDD), a relatively young and interdisciplinary field of computer science[2][3] is… …   Wikipedia