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Dgraph DQL Tour

Schema

Reverse edges Query

The reverse edge of anEdge is ~anEdge.

In this query we want to know who works for “CompanyABC” without having to add extra edges. So we use a reverse edge for the specific case. And then we use an alias “work_here” to differentiate the query result.

Dgraph DQL Tour

An interactive tutorial with real queries and real results, designed to run on Chrome on your machine.

Modules

. GraphQL Introduction . GraphQL Basic Features . GraphQL Schema . GraphQL Search . GraphQL Data and More Data . DQL Introduction . DQL Basic Features . DQL Schema . DQL Data and More Data . DQL Query Blocks and Variables . DQL Search

DQL Schema

This module shows you how schemas work inside Dgraph; and how to add, update, and delete data.

Module Breakdown

3.1. Adding schema - mutating schema 3.2. Adding Data - mutating data 3.3. External Identifiers 3.4. Language Support 3.5. Reverse edges 3.6. Reverse edges Query 3.7. Exercise : Integrating existing data 3.8. Deleting Data 3.9. Expand Predicate 3.10. Congratulations
Endpoint: /query
Dgraph: http://localhost:8080
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Response

3.6 Reverse edges Query