Method seal

nodedb-vector/src/collection/lifecycle.rs:155–191

Seal the growing segment and return a build request.

(&mut self, key: &str)

    /// Seal the growing segment and return a build request.
    pub fn seal(&mut self, key: &str) -> Option<BuildRequest> {
        if self.growing.is_empty() {
            return None;
        }

        let segment_id = self.next_segment_id;
        self.next_segment_id += 1;

        let count = self.growing.len();
        let mut vectors = Vec::with_capacity(count);
        for i in 0..count as u32 {
            if let Some(v) = self.growing.get_vector(i) {
                vectors.push(v.to_vec());
            }
        }

        let old_growing = std::mem::replace(
            &mut self.growing,
            FlatIndex::new(self.dim, self.params.metric),
        );
        let old_base = self.growing_base_id;
        self.growing_base_id = self.next_id;

        self.building.push(BuildingSegment {
            flat: old_growing,
            base_id: old_base,
            segment_id,
        });

        Some(BuildRequest {
            key: key.to_string(),
            segment_id,
            vectors,
            dim: self.dim,
            params: self.params.clone(),
        })
    }

    /// Accept a completed HNSW build from the background thread.
    ///