hrxdb 0.1.0

A GPU-powered vector database for unified-memory systems, built on HRX and Loom
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44

//! Kernel source is authored in Loom; Rust supplies only specialization values.
use crate::ScanConfig;
use hrx::loom::Specialization;
pub const SCAN: &str = include_str!("../kernels/scan_family.loom");
pub const SELECT: &str = include_str!("../kernels/select_family.loom");
pub const SORT: &str = include_str!("../kernels/sort_family.loom");
pub const MASK: &str = include_str!("../kernels/mask.loom");
pub const BATCH_SCAN: &str = include_str!("../kernels/batch_scan.loom");
pub fn named_spec(symbol: &str) -> Specialization {
    let mut spec = Specialization::new(symbol);
    if ["sort_select", "sorted_merge"].contains(&symbol) {
        spec.config.insert("db.batch".into(), "1".into());
        spec.config
            .insert("db.select.limit".into(), (1usize << 30).to_string());
        spec.config.insert("db.merge.planar".into(), "0".into());
    }
    spec.report = true;
    spec
}
pub fn scan_spec(n: usize, d: usize, c: ScanConfig, control: bool) -> Specialization {
    let mut spec = Specialization::new("scan");
    for (key, value) in [
        ("db.scan.count", n),
        ("db.scan.dimensions", d),
        ("db.scan.threads", c.threads),
        ("db.scan.rows", c.rows_per_wave),
        ("db.scan.width", c.load_width),
        ("db.scan.mode", usize::from(control)),
    ] {
        spec.config.insert(key.into(), value.to_string());
    }
    spec.report = true;
    spec
}
pub fn select_spec(first: bool) -> Specialization {
    let mut spec = Specialization::new("select");
    spec.config
        .insert("db.select.first".into(), usize::from(first).to_string());
    spec.config.insert("db.batch".into(), "1".into());
    spec.config
        .insert("db.select.limit".into(), (1usize << 30).to_string());
    spec.report = true;
    spec
}