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A GraphQL service is created by defining types with fields, then providing functions to resolve the data for each field. The types and fields make up what is known as the schema definition. The functions that retrieve and map the data are called resolvers. [9] After being validated against the schema, a GraphQL query is executed by the server.
definition of graph schemas or types defined by assembling node type and edge type patterns, with subtyping [49] constraining the content of a graph by a closed or fixed schema; creating catalog entries for multiple named graphs in a hierarchically organized catalog; graph data sources to form a federated, heterogeneous catalog
GraphQL: an open-source data query and manipulation language for APIs. Dgraph implements modified GraphQL language called DQL (formerly GraphQL+-) Gremlin: a graph programming language that is a part of Apache TinkerPop open-source project [46] SPARQL: a query language for RDF databases that can retrieve and manipulate data stored in RDF format
GraphQL is implemented to allow users to query TerminusDB projects in such a way that deep linking can be discovered. [24] WOQL (web object query language) is a datalog-based query language. It allows TerminusDB to treat the database as a document store or a graph interchangeably, and provides query features to make relationship traversals easy ...
The terms schema matching and mapping are often used interchangeably for a database process. For this article, we differentiate the two as follows: schema matching is the process of identifying that two objects are semantically related (scope of this article) while mapping refers to the transformations between the objects.
And that's why I wasn't invited to play at people's houses!" Saldaña said of her first kiss. "So I was already kissing a whole bunch of girls by the time I was 13, 14. Girls are such better kissers."
Dementia is a devastating condition that impacts up to 10 percent of older adults. And while there's no cure, getting diagnosed early can help patients get on a treatment plan and families prepare ...
Every year, celebrities try to capitalize on the holiday season by releasing festive music. Singers like Mariah Carey, Ariana Grande, and Michael Bublé managed to perfect the cheesy art form ...