Method build

nodedb/src/engine/timeseries/skip_index.rs:128–142

Build from a column of u32 symbol IDs.

(column_name: &str, values: &[u32], block_size: usize)

impl SetIndex {
    /// Build from a column of u32 symbol IDs.
    pub fn build(column_name: &str, values: &[u32], block_size: usize) -> Self {
        let blocks = values
            .chunks(block_size)
            .map(|chunk| {
                let mut unique: Vec<u32> = chunk.to_vec();
                unique.sort_unstable();
                unique.dedup();
                unique
            })
            .collect();
        Self {
            column_name: column_name.to_string(),
            blocks,
        }
    }

    /// Return block indices that contain the given symbol ID.
    pub fn filter_eq(&self, symbol_id: u32) -> Vec<usize> {