A co-relational model of data for large shared data banks
نویسندگان
چکیده
منابع مشابه
A Relational Model of Data for Large Shared Data Banks
Future users of large data banks must be protected from having to know how the data is organized in the machine (the internal representation). A prompting service which supplies such information is not a satisfactory solution. Activities of users at terminals and most application programs should remain unaffected when the internal representation of data is changed and even when some aspects of ...
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ژورنال
عنوان ژورنال: Communications of the ACM
سال: 2011
ISSN: 0001-0782,1557-7317
DOI: 10.1145/1924421.1924436