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Code Issues Releases Wiki Activity

Use the new ExternalDocumentsIds struct in the engine

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Clément Renault 2020-11-22 17:53:33 +01:00
parent fe82516f9f
commit 27f3ef5f7a
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5 changed files with 32 additions and 58 deletions
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30
src/update/index_documents/transform.rs
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@ -6,13 +6,12 @@ use std::iter::Peekable;
use std::time::Instant;
use anyhow::{anyhow, Context};
use fst::{IntoStreamer, Streamer};
use grenad::CompressionType;
use log::info;
use roaring::RoaringBitmap;
use serde_json::{Map, Value};
use crate::{BEU32, MergeFn, Index, FieldsIdsMap};
use crate::{BEU32, MergeFn, Index, FieldsIdsMap, ExternalDocumentsIds};
use crate::update::{AvailableDocumentsIds, UpdateIndexingStep};
use super::merge_function::merge_two_obkvs;
use super::{create_writer, create_sorter, IndexDocumentsMethod};
@ -20,7 +19,7 @@ use super::{create_writer, create_sorter, IndexDocumentsMethod};
pub struct TransformOutput {
pub primary_key: u8,
pub fields_ids_map: FieldsIdsMap,
pub external_documents_ids: fst::Map<Vec<u8>>,
pub external_documents_ids: ExternalDocumentsIds<'static>,
pub new_documents_ids: RoaringBitmap,
pub replaced_documents_ids: RoaringBitmap,
pub documents_count: usize,
@ -116,7 +115,7 @@ impl Transform<'_, '_> {
return Ok(TransformOutput {
primary_key,
fields_ids_map,
external_documents_ids: fst::Map::default(),
external_documents_ids: ExternalDocumentsIds::default(),
new_documents_ids: RoaringBitmap::new(),
replaced_documents_ids: RoaringBitmap::new(),
documents_count: 0,
@ -370,7 +369,7 @@ impl Transform<'_, '_> {
primary_key: u8,
fields_ids_map: FieldsIdsMap,
approximate_number_of_documents: usize,
external_documents_ids: fst::Map<Cow<'_, [u8]>>,
mut external_documents_ids: ExternalDocumentsIds<'_>,
progress_callback: F,
) -> anyhow::Result<TransformOutput>
where
@ -457,28 +456,17 @@ impl Transform<'_, '_> {
let mut documents_file = writer.into_inner()?;
documents_file.seek(SeekFrom::Start(0))?;
// We create the union between the existing external documents ids with the new ones.
let new_external_documents_ids = new_external_documents_ids_builder.into_map();
let union_op = fst::map::OpBuilder::new()
.add(&external_documents_ids)
.add(&new_external_documents_ids)
.r#union();
// We stream and merge the new external documents ids map with the existing one.
let before_docids_merging = Instant::now();
let mut external_documents_ids_builder = fst::MapBuilder::memory();
let mut iter = union_op.into_stream();
while let Some((external_id, vals)) = iter.next() {
assert_eq!(vals.len(), 1, "there must be exactly one document id");
external_documents_ids_builder.insert(external_id, vals[0].value)?;
}
// We merge the new external ids with existing external documents ids.
let new_external_documents_ids = new_external_documents_ids_builder.into_map();
external_documents_ids.insert_ids(&new_external_documents_ids)?;
info!("Documents external merging took {:.02?}", before_docids_merging.elapsed());
Ok(TransformOutput {
primary_key,
fields_ids_map,
external_documents_ids: external_documents_ids_builder.into_map(),
external_documents_ids: external_documents_ids.into_static(),
new_documents_ids,
replaced_documents_ids,
documents_count,
@ -531,7 +519,7 @@ impl Transform<'_, '_> {
Ok(TransformOutput {
primary_key,
fields_ids_map,
external_documents_ids: external_documents_ids.map_data(Cow::into_owned)?,
external_documents_ids: external_documents_ids.into_static(),
new_documents_ids: documents_ids,
replaced_documents_ids: RoaringBitmap::default(),
documents_count,