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ISAM

Indexed Sequential Access Method (ISAM) is a method for creating, maintaining, and manipulating computer files of data so that records can be retrieved sequentially or randomly by one or more keys. Indexes of key fields are maintained to achieve fast retrieval of required file records in indexed files. IBM originally developed ISAM for mainframe…

ISAM-style implementations, Organization & Design considerations

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Overview

Organization

OpenVMS

Design considerations

ISAM-style implementations

Advanced semantic analysis

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Map overview Semantic statistics

ISAM

Nodes58
Edges57
Triples43
Avg. degree1.97
Density0.034483
Components1

How this topic connects Entity context

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ISAM

Top relations

related to Design considerations · 14
ISAM → An, An ISAM, CP-67, I/O, IBM, Input/Output, ISAM's, Once, OS/360, The, This, To, VSAM, With
related to ISAM-style implementations · 13
ISAM → ACE, Advantage Database Server, Clipper, CSuperbase, DBBtrieveFairCom DBC-ISAMDataFlex, DBM, FoxProDigital Equipment Corporation Record, HP Tandem, JET, Management ServicesEnscribe, Microsoft AccessMySQL, MyISAMParadoxpblIsam GPL, Storage EngineAccess Database Engine
related to OpenVMS · 8
ISAM → Access, Files-11, Multiple, Record Management Services, Records, RMS, The, The OpenVMS
related to Organization · 8
ISAM → Additional, As, If, In, Secondary, The, This, When

Important terminology Word statistics

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Important terminology

records data access indexes database key file files ibm disk used implementations vsam record method system index indexed databases sequential

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
ISAMrelated to Design considerationsIBM0.60section
ISAMrelated to Design considerationsThe0.60section
ISAMrelated to Design considerationsInput/Output0.60section
ISAMrelated to Design considerationsAn ISAM0.60section
ISAMrelated to Design considerationsAn0.60section
ISAMrelated to Design considerationsOnce0.60section
ISAMrelated to Design considerationsTo0.60section
ISAMrelated to Design considerationsThis0.60section
ISAMrelated to Design considerationsWith0.60section
ISAMrelated to Design considerationsVSAM0.60section
ISAMrelated to Design considerationsISAM's0.60section
ISAMrelated to Design considerationsCP-670.60section

Related concept clusters Concept neighborhoods

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    Connections between topic areas Semantic bridges

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    Min side: 3
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