Struct GraphDB 

pub struct GraphDB { /* private fields */ }

Main GraphDB instance

Implementations

impl GraphDB

pub async fn new(path: &str) -> Result<Self, GraphError>

Create a new GraphDB instance

pub async fn create_node( &self, id: Option<String>, labels: Vec<String>, properties: BTreeMap<String, PropertyValue>, ) -> Result<String, GraphError>

Create a new node

pub async fn get_node(&self, node_id: &str) -> Result<Option<Node>, GraphError>

Get a node by ID

pub async fn update_node( &self, node_id: &str, properties: BTreeMap<String, PropertyValue>, ) -> Result<(), GraphError>

Update a node

pub async fn delete_node(&self, node_id: &str) -> Result<(), GraphError>

Delete a node

pub async fn create_edge( &self, id: Option<String>, from_node: &str, to_node: &str, label: String, properties: BTreeMap<String, PropertyValue>, ) -> Result<String, GraphError>

Create an edge

pub async fn get_edge(&self, edge_id: &str) -> Result<Option<Edge>, GraphError>

Get an edge by ID

pub async fn get_edges_from_node( &self, node_id: &str, label: Option<&str>, ) -> Result<Vec<Edge>, GraphError>

Get edges from a node

pub async fn get_edges_to_node( &self, node_id: &str, label: Option<&str>, ) -> Result<Vec<Edge>, GraphError>

Get edges to a node

pub async fn execute_query( &self, query: GraphQuery, ) -> Result<QueryResult, GraphError>

Execute a graph query

pub async fn begin_transaction(&self) -> GraphTransaction<'_>

Start a transaction

pub async fn scan_nodes(&self) -> Result<Vec<Node>, GraphError>

Scan all nodes

pub async fn scan_edges(&self) -> Result<Vec<Edge>, GraphError>

Scan all edges

pub async fn get_statistics(&self) -> Result<GraphStatistics, GraphError>

Get database statistics