Trait GraphStorageMut 

pub trait GraphStorageMut: GraphStorage {
    // Required methods
    fn create_node(
        &mut self,
        labels: Vec<String>,
        properties: Properties,
    ) -> NodeRecord;
    fn create_relationship(
        &mut self,
        src: NodeId,
        dst: NodeId,
        rel_type: &str,
        properties: Properties,
    ) -> Option<RelationshipRecord>;
    fn set_node_property(
        &mut self,
        node_id: NodeId,
        key: String,
        value: PropertyValue,
    ) -> bool;
    fn remove_node_property(&mut self, node_id: NodeId, key: &str) -> bool;
    fn add_node_label(&mut self, node_id: NodeId, label: &str) -> bool;
    fn remove_node_label(&mut self, node_id: NodeId, label: &str) -> bool;
    fn set_relationship_property(
        &mut self,
        rel_id: RelationshipId,
        key: String,
        value: PropertyValue,
    ) -> bool;
    fn remove_relationship_property(
        &mut self,
        rel_id: RelationshipId,
        key: &str,
    ) -> bool;
    fn delete_relationship(&mut self, rel_id: RelationshipId) -> bool;
    fn delete_node(&mut self, node_id: NodeId) -> bool;
    fn detach_delete_node(&mut self, node_id: NodeId) -> bool;

    // Provided methods
    fn replace_node_properties(
        &mut self,
        node_id: NodeId,
        properties: Properties,
    ) -> bool { ... }
    fn merge_node_properties(
        &mut self,
        node_id: NodeId,
        properties: Properties,
    ) -> bool { ... }
    fn set_node_labels(&mut self, node_id: NodeId, labels: Vec<String>) -> bool { ... }
    fn replace_relationship_properties(
        &mut self,
        rel_id: RelationshipId,
        properties: Properties,
    ) -> bool { ... }
    fn merge_relationship_properties(
        &mut self,
        rel_id: RelationshipId,
        properties: Properties,
    ) -> bool { ... }
    fn delete_relationships_of(
        &mut self,
        node_id: NodeId,
        direction: Direction,
    ) -> usize { ... }
    fn get_or_create_node(
        &mut self,
        labels: Vec<String>,
        match_key: &str,
        match_value: &PropertyValue,
        init_properties: Properties,
    ) -> NodeRecord { ... }
}

Required Methods

fn create_node( &mut self, labels: Vec<String>, properties: Properties, ) -> NodeRecord

fn create_relationship( &mut self, src: NodeId, dst: NodeId, rel_type: &str, properties: Properties, ) -> Option<RelationshipRecord>

fn set_node_property( &mut self, node_id: NodeId, key: String, value: PropertyValue, ) -> bool

fn remove_node_property(&mut self, node_id: NodeId, key: &str) -> bool

fn add_node_label(&mut self, node_id: NodeId, label: &str) -> bool

fn remove_node_label(&mut self, node_id: NodeId, label: &str) -> bool

fn set_relationship_property( &mut self, rel_id: RelationshipId, key: String, value: PropertyValue, ) -> bool

fn remove_relationship_property( &mut self, rel_id: RelationshipId, key: &str, ) -> bool

fn delete_relationship(&mut self, rel_id: RelationshipId) -> bool

fn delete_node(&mut self, node_id: NodeId) -> bool

Returns false if the node still has attached relationships.

fn detach_delete_node(&mut self, node_id: NodeId) -> bool

Deletes the node and all attached relationships.

Provided Methods

fn replace_node_properties( &mut self, node_id: NodeId, properties: Properties, ) -> bool

fn merge_node_properties( &mut self, node_id: NodeId, properties: Properties, ) -> bool

fn set_node_labels(&mut self, node_id: NodeId, labels: Vec<String>) -> bool

fn replace_relationship_properties( &mut self, rel_id: RelationshipId, properties: Properties, ) -> bool

fn merge_relationship_properties( &mut self, rel_id: RelationshipId, properties: Properties, ) -> bool

fn delete_relationships_of( &mut self, node_id: NodeId, direction: Direction, ) -> usize

fn get_or_create_node( &mut self, labels: Vec<String>, match_key: &str, match_value: &PropertyValue, init_properties: Properties, ) -> NodeRecord

Implementors

impl GraphStorageMut for InMemoryGraph