ThesaHelp: ACM references a-e
ThesaHelp: references c-d
Topic: examples of hypertext systems
Group: hypertext
Topic: archiving Information in Hypertext
Topic: using keywords to search hypertext
Topic: security by access rights
Topic: object-oriented databases
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Reference
Campbell, B., Goodman, J.M.,
"HAM: A general purpose hypertext abstract machine",
Communications of the ACM, 31, 7, pp. 856-861, July 1988.
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Quotations
abstract ;;Quote: HAM can be used to implement features of Guide, Intermedia, and NoteCards
| 856 ;;Quote: HAM is a general-purpose, transaction-based, multi-user server for Hypertext; used for Neptune
| 856 ;;Quote: in HAM a Hypertext is a graph with subgraph contexts; consists of nodes, links, and attributes
| 856 ;;Quote: whenever an archived node in HAM is updated, a new version is created
| 857 ;;Quote: HAM can maintain a version history for an object that gets updated on each modification
| 857 ;;Quote: HAM filters return only objects that satisfy predicates
| 857 ;;Quote: any object in a HAM database can have an access control list with access, annotate, update or destroy permissions
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Related Topics
ThesaHelp: ACM references a-e (259 items)
ThesaHelp: references c-d (337 items)
Topic: examples of hypertext systems (25 items)
Group: hypertext (44 topics, 777 quotes)
Topic: archiving Information in Hypertext (6 items)
Topic: using keywords to search hypertext (26 items)
Topic: security by access rights (36 items)
Topic: object-oriented databases (15 items)
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