An Assessment of Current Data Base Trends |
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Page 20
... access methods . It is not always fair to compare facilities directly between minis and mainframes , since minicomputers have had their own distinct software evoution , one which is more specifically attuned to both constraints of size ...
... access methods . It is not always fair to compare facilities directly between minis and mainframes , since minicomputers have had their own distinct software evoution , one which is more specifically attuned to both constraints of size ...
Page 42
... access methods - sequential , random and ISAM - in addition to the higher level DBAM ( Data Base Access Method ) . Both ISAM and DBAM support variable - length record formats . Unlike IMAGE / 3000 , Varian TOTAL and DBMS - 11 , ( all ...
... access methods - sequential , random and ISAM - in addition to the higher level DBAM ( Data Base Access Method ) . Both ISAM and DBAM support variable - length record formats . Unlike IMAGE / 3000 , Varian TOTAL and DBMS - 11 , ( all ...
Page 93
... access language ADASCRIPT . While third - normal files can be supported ... methods : sequential , ISAM , direct ( randomized ) , and actual key ... access . Significantly , all CRM files , whether or not " related , " remain available to ...
... access language ADASCRIPT . While third - normal files can be supported ... methods : sequential , ISAM , direct ( randomized ) , and actual key ... access . Significantly , all CRM files , whether or not " related , " remain available to ...
Common terms and phrases
access methods ADABAS Admins 11 back-end DBMS capability CDC's Cincom COBOL compiler CODASYL specifications CODASYL systems command concurrent update continued Control Data Corporation data base management data base systems data independence Data Item Level data management data structuring DBMS offering DBMS software DBMS's DEC's defined Digital Equipment Corporation distributed data base DML verbs environment files FORTRAN Hewlett-Packard high-level Honeywell Information Systems IDMS INFOS Initial Delivery Date interactive ISAM keys machine MAGNUM mainframe ment mini mini-DBMS mini-DBMS's minicomputers monograph National CSS NOMAD Number of Users on-line operating system Pointer Arrays potential Privacy Locks processor Product Brief Profile Query Language QUERY UPDATE Rapidata record relational model relational retrieval relational system released remote computing companies schema sequential significant Source Code Language subset tion Tymshare UNIVAC user-oriented Varian Data Machines Varian TOTAL Vendor VP/CSS yes Subschema Facility