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Remove word pair proximity prefix cache and compute it at search time

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This commit is contained in:
ManyTheFish 2023-11-08 14:16:01 +01:00
parent 6dab826908
commit 688266c83e
8 changed files with 41 additions and 1412 deletions
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14
milli/src/index.rs
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@ -83,8 +83,6 @@ pub mod db_name {
pub const EXTERNAL_DOCUMENTS_IDS: &str = "external-documents-ids";
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_FIELD_ID_DOCIDS: &str = "word-field-id-docids";
pub const WORD_PREFIX_POSITION_DOCIDS: &str = "word-prefix-position-docids";
@ -129,10 +127,6 @@ pub struct Index {
/// Maps the proximity between a pair of words with all the docids where this relation appears.
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<StrBEU16Codec, CboRoaringBitmapCodec>,
@ -186,7 +180,7 @@ impl Index {
) -> Result<Index> {
use db_name::*;
options.max_dbs(26);
options.max_dbs(24);
unsafe { options.flag(Flags::MdbAlwaysFreePages) };
let env = options.open(path)?;
@ -203,10 +197,6 @@ impl Index {
env.create_database(&mut wtxn, Some(WORD_PAIR_PROXIMITY_DOCIDS))?;
let script_language_docids =
env.create_database(&mut wtxn, Some(SCRIPT_LANGUAGE_DOCIDS))?;
let word_prefix_pair_proximity_docids =
env.create_database(&mut wtxn, Some(WORD_PREFIX_PAIR_PROXIMITY_DOCIDS))?;
let prefix_word_pair_proximity_docids =
env.create_database(&mut wtxn, Some(PREFIX_WORD_PAIR_PROXIMITY_DOCIDS))?;
let word_position_docids = env.create_database(&mut wtxn, Some(WORD_POSITION_DOCIDS))?;
let word_fid_docids = env.create_database(&mut wtxn, Some(WORD_FIELD_ID_DOCIDS))?;
let field_id_word_count_docids =
@ -247,8 +237,6 @@ impl Index {
exact_word_prefix_docids,
word_pair_proximity_docids,
script_language_docids,
word_prefix_pair_proximity_docids,
prefix_word_pair_proximity_docids,
word_position_docids,
word_fid_docids,
word_prefix_position_docids,