{"id":9658,"date":"2019-05-03T15:01:30","date_gmt":"2019-05-03T09:31:30","guid":{"rendered":"http:\/\/innoroo.com\/blog\/?p=9658"},"modified":"2019-05-03T15:01:37","modified_gmt":"2019-05-03T09:31:37","slug":"shared-aggregation-glossary","status":"publish","type":"post","link":"http:\/\/innoroo.com\/blog\/2019\/05\/03\/shared-aggregation-glossary\/","title":{"rendered":"Shared aggregation | Glossary"},"content":{"rendered":"\n<p><strong>Definition:<\/strong><br><\/p>\n\n\n\n<p>Shared aggregation (aggregation) is a binary association between a property and one or more composite objects which group together a set of instances. It is a &#8220;weak&#8221; form of aggregation when part instance is independent of the composite. Shared aggregation has the following characteristics:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>it is binary association,<\/li><li>it is asymmetric &#8211; only one end of association can be an aggregation,<\/li><li>it is transitive &#8211; aggregation links should form a directed, acyclic graph, so that no composite instance could be indirect part of itself,<\/li><li>shared part could be included in several composites, and if some or all of the composites are deleted, shared part may still exist.<\/li><\/ul>\n\n\n\n<p><strong>Further Reading:<\/strong><\/p>\n\n\n\n<p><strong>Book: <\/strong><strong>The Unified Modeling Language Reference Manual by James Rumbaugh, Ivar Jacobson and Grady Booch.<\/strong><br><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Definition: Shared aggregation (aggregation) is a binary association between a property and one or more composite objects which group together a set of instances. It is a &#8220;weak&#8221; form of aggregation when part instance is independent of the composite. Shared aggregation has the following characteristics: it is binary association, it is asymmetric &#8211; only one [&hellip;]<\/p>\n","protected":false},"author":13,"featured_media":9659,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","enabled":false},"version":2}},"categories":[102],"tags":[2387],"class_list":["post-9658","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-glossary","tag-shared-aggregation"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/innoroo.com\/blog\/wp-content\/uploads\/2019\/05\/Shared-aggregation-01.png?fit=750%2C410","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p8Rui8-2vM","jetpack-related-posts":[],"_links":{"self":[{"href":"http:\/\/innoroo.com\/blog\/wp-json\/wp\/v2\/posts\/9658","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/innoroo.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/innoroo.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/innoroo.com\/blog\/wp-json\/wp\/v2\/users\/13"}],"replies":[{"embeddable":true,"href":"http:\/\/innoroo.com\/blog\/wp-json\/wp\/v2\/comments?post=9658"}],"version-history":[{"count":1,"href":"http:\/\/innoroo.com\/blog\/wp-json\/wp\/v2\/posts\/9658\/revisions"}],"predecessor-version":[{"id":9660,"href":"http:\/\/innoroo.com\/blog\/wp-json\/wp\/v2\/posts\/9658\/revisions\/9660"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/innoroo.com\/blog\/wp-json\/wp\/v2\/media\/9659"}],"wp:attachment":[{"href":"http:\/\/innoroo.com\/blog\/wp-json\/wp\/v2\/media?parent=9658"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/innoroo.com\/blog\/wp-json\/wp\/v2\/categories?post=9658"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/innoroo.com\/blog\/wp-json\/wp\/v2\/tags?post=9658"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}