pub fn k_hop_multi(
graph: &SqliteGraph,
starts: &[i64],
depth: u32,
direction: BackendDirection,
) -> Result<Vec<i64>, SqliteGraphError>pub fn k_hop_multi(
graph: &SqliteGraph,
starts: &[i64],
depth: u32,
direction: BackendDirection,
) -> Result<Vec<i64>, SqliteGraphError>