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Invert the word docid positions key order

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Clément Renault
2020-09-06 10:30:53 +02:00
parent c2405bcae2
commit daa3673c1c
5 changed files with 24 additions and 26 deletions
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6
src/lib.rs
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@ -15,7 +15,7 @@ use heed::{PolyDatabase, Database};
pub use self::search::{Search, SearchResult};
pub use self::criterion::{Criterion, default_criteria};
pub use self::heed_codec::{RoaringBitmapCodec, StrBEU32Codec, CsvStringRecordCodec};
pub use self::heed_codec::{RoaringBitmapCodec, BEU32StrCodec, CsvStringRecordCodec};
pub type FastMap4<K, V> = HashMap<K, V, BuildHasherDefault<FxHasher32>>;
pub type FastMap8<K, V> = HashMap<K, V, BuildHasherDefault<FxHasher64>>;
@ -38,7 +38,7 @@ pub struct Index {
/// A word and all the documents ids containing the word.
pub word_docids: Database<Str, RoaringBitmapCodec>,
/// Maps a word and a document id (u32) to all the positions where the given word appears.
pub word_docid_positions: Database<StrBEU32Codec, RoaringBitmapCodec>,
pub docid_word_positions: Database<BEU32StrCodec, RoaringBitmapCodec>,
/// Maps the document id to the document as a CSV line.
pub documents: Database<OwnedType<BEU32>, ByteSlice>,
}
@ -48,7 +48,7 @@ impl Index {
Ok(Index {
main: env.create_poly_database(None)?,
word_docids: env.create_database(Some("word-docids"))?,
word_docid_positions: env.create_database(Some("word-docid-positions"))?,
docid_word_positions: env.create_database(Some("docid-word-positions"))?,
documents: env.create_database(Some("documents"))?,
})
}