Struct LineageGraph 

pub struct LineageGraph { /* private fields */ }

Lineage graph.

Implementations

impl LineageGraph

pub fn new() -> Self

Create a new lineage graph.

pub fn add_node(&self, node: LineageNode) -> Result<String>

Add a node to the graph.

pub fn add_edge(&self, edge: LineageEdge) -> Result<String>

Add an edge to the graph.

pub fn get_node(&self, node_id: &str) -> Option<LineageNode>

Get a node by ID.

pub fn get_nodes_by_entity(&self, entity_id: &str) -> Vec<LineageNode>

Get nodes by entity ID.

pub fn get_upstream(&self, node_id: &str) -> Result<Vec<LineageNode>>

Get upstream nodes (dependencies).

pub fn get_downstream(&self, node_id: &str) -> Result<Vec<LineageNode>>

Get downstream nodes (dependents).

pub fn get_ancestors(&self, node_id: &str) -> Result<Vec<LineageNode>>

Get all ancestors (recursive upstream).

pub fn get_descendants(&self, node_id: &str) -> Result<Vec<LineageNode>>

Get all descendants (recursive downstream).

pub fn record_event(&self, event: LineageEvent) -> Result<()>

Record a lineage event.

pub fn stats(&self) -> (usize, usize)

Get graph statistics.

pub fn clear(&self)

Clear the graph.

Trait Implementations

impl Default for LineageGraph

fn default() -> Self

Returns the “default value” for a type.