web services - How to call Data Integration when interaction is involved? -


first let's define data integration: "combine data different sources , present users unified view" interpret data sources databases tables, files , more. question: call when, on functional level, interactions needed?

example: take example webservice in first need provide country code, after weather results returned. , in case need weather report attribute.

what describing sounds simple data integration. label such , clear. if must, classify subset of data integration called edge data integration.

from wikipedia:

an edge data integration implementation of data integration technology undertaken in ad hoc or tactical fashion. referred point-to-point integration because connects 2 types of data directly serve narrow purpose.

they go on define examples of edge data integration, 1 of seems similar weather case:

[an] example of [an] edge data integration project might combining data weather web site, shipping company's web site, , company's internal logistics database track shipments , estimated arrival times of packages


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