capy

README

Capy

A graph database for distributed applications.

Features

• Define schemas and queries in GraphQL
• Branch and merge using property based CRDTs
• Change history tracking using a merkle DAG
• Time traveling queries using the commit graph

Getting started

See the examples directory for samples and guides.

Documentation

Index

• Constants
• type DB
  • func Open(ctx context.Context, store storage.Storage, inputSchema string) (*DB, error)
  • func (db *DB) Dump(ctx context.Context) (map[string][]string, error)
  • func (db *DB) Execute(ctx context.Context, params graphql.QueryParams) (datamodel.Node, error)
  • func (db *DB) Export(ctx context.Context, out io.Writer) error

Constants

const RootLinkKey = "root"

RootLinkKey is the key for the head root link.

Types

type DB

type DB struct {
	// contains filtered or unexported fields
}

func Open

func Open(ctx context.Context, store storage.Storage, inputSchema string) (*DB, error)

Open creates a new DB instance using the given store and schema.

func (*DB) Dump

func (db *DB) Dump(ctx context.Context) (map[string][]string, error)

func (*DB) Execute

func (db *DB) Execute(ctx context.Context, params graphql.QueryParams) (datamodel.Node, error)

func (*DB) Export

func (db *DB) Export(ctx context.Context, out io.Writer) error