作者: Dinan Srilal Gunawardena , Richard Harper , Eno Thereska
DOI:
关键词: Data file 、 Data store 、 Computer science 、 Byte 、 Database 、 Access control 、 Location 、 Row 、 Data element 、 Metadata repository
摘要: A data store including a file location attribute is described. In an embodiment, the for element, such as or database record, stored with bytes of and records geographic element. Writing to this limited single trusted entity, operating system, ensure that can be when element moved replicated, updated reflect new This made available users applications by metadata service which tracks locations elements responds requests from users. Access control policies been defined in terms at then enforce these responding requests.