Documentation ¶
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Constants ¶
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Variables ¶
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Functions ¶
Types ¶
type Option ¶
type Option struct { Targets []string `json:"targets"` Credential credential `json:"credential"` }
type Proxy ¶
type Proxy interface { // Alter can be used to set schema. // For example: // op := &api.Operation{ // Schema: `name: string @index(exact) .`, // RunInBackground: true // } Alter(ctx context.Context, op *api.Operation) error // Transaction should be called normally to run a Mutation or Upsert(Query + Mutation). // For example: // (Mutation) // type Person struct { // Name string `json:"name,omitempty"` // } // p := Persion{Name: "xxx"} // b, err := json.Marshal(p) // mu := &api.Mutation{ // SetJson: b, // } // req := &api.Request{CommitNow: true, Mutations: []*api.Mutation{mu}} // rsp, err := Transaction(ctx, req) // (Query + Mutation) WITHOUT conditions // q := `query {user as var(func: eq(email, "wrong_email@example.com"))}` // mu := &api.Mutation{SetNquads: []byte(`uid(user) <email> "correct_email@example.com" .`)} // req := &api.Request{Query: q, Mutations: []*api.Mutation{mu}, CommitNow: true} // rsp, err := Transaction(ctx, req) // (Query + Mutation) WITH conditions // q := `query {user as var(func: eq(email, "wrong_email@example.com"))}` // mu := &api.Mutation{ // Cond: `@if(eq(len(user), 1))`, // SetNquads: []byte(`uid(user) <email> "correct_email@example.com" .`), // } // req := &api.Request{Query: q, Mutations: []*api.Mutation{mu}, CommitNow: true} // rsp, err := Transaction(ctx, req) Transaction(ctx context.Context, req *api.Request) ([]byte, error) // Query can be used in two ways, including general query and query with variables. // It is useful to increase read speed. // the param of `vars` can be nil if you do not want to pass variables to the Query statements. Query(ctx context.Context, q string, vars map[string]string) ([]byte, error) }
Proxy represents a collection of methods to operate dGraph
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