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Add prefix_word_pair_proximity database

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Similar to the word_prefix_pair_proximity one but instead the keys are:
(proximity, prefix, word2)
This commit is contained in:
Loïc Lecrenier 2022-09-14 15:33:13 +02:00 • committed by Loïc Lecrenier
parent 1dbbd8694f
commit 264a04922d
14 changed files with 653 additions and 339 deletions
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8
milli/src/index.rs
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@ -71,6 +71,7 @@ pub mod db_name {
pub const DOCID_WORD_POSITIONS: &str = "docid-word-positions";
pub const WORD_PAIR_PROXIMITY_DOCIDS: &str = "word-pair-proximity-docids";
pub const WORD_PREFIX_PAIR_PROXIMITY_DOCIDS: &str = "word-prefix-pair-proximity-docids";
pub const PREFIX_WORD_PAIR_PROXIMITY_DOCIDS: &str = "prefix-word-pair-proximity-docids";
pub const WORD_POSITION_DOCIDS: &str = "word-position-docids";
pub const WORD_PREFIX_POSITION_DOCIDS: &str = "word-prefix-position-docids";
pub const FIELD_ID_WORD_COUNT_DOCIDS: &str = "field-id-word-count-docids";
@ -109,6 +110,8 @@ pub struct Index {
pub word_pair_proximity_docids: Database<U8StrStrCodec, CboRoaringBitmapCodec>,
/// Maps the proximity between a pair of word and prefix with all the docids where this relation appears.
pub word_prefix_pair_proximity_docids: Database<U8StrStrCodec, CboRoaringBitmapCodec>,
/// Maps the proximity between a pair of prefix and word with all the docids where this relation appears.
pub prefix_word_pair_proximity_docids: Database<U8StrStrCodec, CboRoaringBitmapCodec>,
/// Maps the word and the position with the docids that corresponds to it.
pub word_position_docids: Database<StrBEU32Codec, CboRoaringBitmapCodec>,
@ -138,7 +141,7 @@ impl Index {
pub fn new<P: AsRef<Path>>(mut options: heed::EnvOpenOptions, path: P) -> Result<Index> {
use db_name::*;
options.max_dbs(17);
options.max_dbs(18);
unsafe { options.flag(Flags::MdbAlwaysFreePages) };
let env = options.open(path)?;
@ -151,6 +154,8 @@ impl Index {
let word_pair_proximity_docids = env.create_database(Some(WORD_PAIR_PROXIMITY_DOCIDS))?;
let word_prefix_pair_proximity_docids =
env.create_database(Some(WORD_PREFIX_PAIR_PROXIMITY_DOCIDS))?;
let prefix_word_pair_proximity_docids =
env.create_database(Some(PREFIX_WORD_PAIR_PROXIMITY_DOCIDS))?;
let word_position_docids = env.create_database(Some(WORD_POSITION_DOCIDS))?;
let field_id_word_count_docids = env.create_database(Some(FIELD_ID_WORD_COUNT_DOCIDS))?;
let word_prefix_position_docids = env.create_database(Some(WORD_PREFIX_POSITION_DOCIDS))?;
@ -175,6 +180,7 @@ impl Index {
docid_word_positions,
word_pair_proximity_docids,
word_prefix_pair_proximity_docids,
prefix_word_pair_proximity_docids,
word_position_docids,
word_prefix_position_docids,
field_id_word_count_docids,