文件名称：GraphQL 美国专利，原始英文内容 US9646028
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更新时间：2023-06-22 07:54:37
GraphQL US9646028
摘要如下： Particularembodiments,dataitemsmaybeorganizedand storedinoneormorehierarchicalgraphs,whereeachgraph mayincludeanynumberofnodesarrangedinahierarchy. Relationshipsmayexistamongspecificnodesinagraph,40 whichmayreflecttherelationshipsexistingamongdata itemsrepresentedbythecorrespondingnodes.Conse quently,thestructureofagraphmayreflecttherelationships amongtheindividualdataitemscontainedinthatgraph. Inparticularembodiments,anApplicationProgramming45 Interface(API)maybeprovidedforqueryingthegraphsfor thedatastoredthereinandforretrievingspecificdataitems fromthegraphs.Furthermore,aqueryforspecificdataitems Inparticularembodiments,dataitemstoredinthegraphs storedinthegraphsmaybeexpressedinalanguagehaving ahierarchicalstructure.Theretrieveddataitemsarealso50 organizedinahierarchystructure. Inparticularembodiments,theAPImayhaveanynumber ofversions.Theremaybeanynumberofqueryschemas asociatedwitheachversionoftheAPI.Thequeryschemas mayincludevariousdatatypesavailableinthegraphsand55 howdiferenttypesofdatamayberetrievedfromthegraph. Thequeryschemasmaybeusedtotestandvalidatediferent versionsoftheAPI.Inparticularembodiments,dataitemstoredinthegraphs mayhavevariousdatatypes.Anaplicationmayquerythe APIaboutdatatypesanddatastructuresofdataitemstobe returned from the API.