- key-sequenced file
- 键(控)顺序文件
English-Chinese computer dictionary (英汉计算机词汇大词典). 2013.
key-sequenced file
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Key Sequenced Data Set — A Key Sequenced Data Set (KSDS) is a type of data set used by the IBM VSAM computer data storage system. Each record in a KSDS data file is embedded with a unique key. A KSDS consists of two parts, the data component and a separate index file… … Wikipedia
Entry Sequenced Data Set — An Entry Sequenced Data Set (ESDS) is a type of data set used by the VSAM computer data storage system. Records are accessed based on their sequential order, that is, the order in which they were written to the file; which means that accessing a… … Wikipedia
Virtual storage access method — (VSAM) is an IBM disk file storage access method, first used in the OS/VS2 operating system, later used throughout the Multiple Virtual Storage (MVS) architecture and now in z/OS. Originally a record oriented filesystem, VSAM comprises four data… … Wikipedia
MVS — For other uses, see MVS (disambiguation). History of IBM mainframe operating systems On early mainframe computers: GM OS GM NAA I/O 1955 BESYS 1957 UMES 1958 SOS 1959 IBSYS 1960 CTSS 1961 On S/360 and successors: BOS/360 1965 TOS/360 1965 … Wikipedia
Relative Record Data Set — A Relative Record Data Set (RRDS) is a type of data set used by the VSAM computer data storage system. Records are accessed based on their ordinal position in the file ( relative record number , RRN). For example, the desired record to be… … Wikipedia
OS/360 and successors — See also History of IBM mainframe operating systems Operating System/360 Company / developer IBM OS family OS/360 and successors Latest stable release 21.8 Available language(s) Algol 60, Assembler (E), Assemble … Wikipedia
Enscribe — is the native hierarchical database in HP NonStop (Tandem) servers. It supports the five file structures: unstructured, key sequenced, entry sequenced, relative and queue. [Introducing the Enscribe RecordManager, NonStop Technical Library… … Wikipedia
Linear Data Set — An Linear Data Set (LDS) is a type of data set used by the VSAM computer data storage system. A Linear Data Set contains data that can be accessed as byte addressable strings in virtual storage. The LDS is composed of VSAM Control Intervals (CI… … Wikipedia
MIDI — For other uses, see MIDI (disambiguation). Note names along with their accompanying MIDI note numbers MIDI ( … Wikipedia
DNA barcoding — is a taxonomic method that uses a short genetic marker in an organism s DNA to identify it as belonging to a particular species. It differs from molecular phylogeny in that the main goal is not to determine classification but to identify an… … Wikipedia
Novell — Novell, Inc. Type Subsidiary Industry Computer software Founded 1979 Key people … Wikipedia
