Remove, now useless, the WriteMethod enum

This commit is contained in:
Clément Renault 2022-01-25 17:12:12 +01:00 committed by Kerollmops
parent e9c02173cf
commit 51d1e64b23
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GPG Key ID: 92ADA4E935E71FA4
6 changed files with 28 additions and 67 deletions

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@ -15,9 +15,7 @@ use crate::heed_codec::facet::{
FacetStringLevelZeroValueCodec, FacetStringZeroBoundsValueCodec,
};
use crate::heed_codec::CboRoaringBitmapCodec;
use crate::update::index_documents::{
create_writer, write_into_lmdb_database, writer_into_reader, WriteMethod,
};
use crate::update::index_documents::{create_writer, write_into_lmdb_database, writer_into_reader};
use crate::{FieldId, Index, Result};
pub struct Facets<'t, 'u, 'i> {
@ -120,7 +118,6 @@ impl<'t, 'u, 'i> Facets<'t, 'u, 'i> {
*self.index.facet_id_f64_docids.as_polymorph(),
facet_number_levels,
|_, _| Err(InternalError::IndexingMergingKeys { process: "facet number levels" })?,
WriteMethod::GetMergePut,
)?;
write_into_lmdb_database(
@ -128,7 +125,6 @@ impl<'t, 'u, 'i> Facets<'t, 'u, 'i> {
*self.index.facet_id_string_docids.as_polymorph(),
facet_string_levels,
|_, _| Err(InternalError::IndexingMergingKeys { process: "facet string levels" })?,
WriteMethod::GetMergePut,
)?;
}

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@ -9,7 +9,6 @@ use log::debug;
use super::{ClonableMmap, MergeFn};
use crate::error::InternalError;
use crate::update::index_documents::WriteMethod;
use crate::Result;
pub type CursorClonableMmap = io::Cursor<ClonableMmap>;
@ -169,34 +168,22 @@ pub fn write_into_lmdb_database(
database: heed::PolyDatabase,
mut reader: Reader<File>,
merge: MergeFn,
method: WriteMethod,
) -> Result<()> {
debug!("Writing MTBL stores...");
let before = Instant::now();
match method {
WriteMethod::Append => {
let mut out_iter = database.iter_mut::<_, ByteSlice, ByteSlice>(wtxn)?;
while let Some((k, v)) = reader.next()? {
while let Some((k, v)) = reader.next()? {
let mut iter = database.prefix_iter_mut::<_, ByteSlice, ByteSlice>(wtxn, k)?;
match iter.next().transpose()? {
Some((key, old_val)) if key == k => {
let vals = &[Cow::Borrowed(old_val), Cow::Borrowed(v)][..];
let val = merge(k, &vals)?;
// safety: we don't keep references from inside the LMDB database.
unsafe { out_iter.append(k, v)? };
unsafe { iter.put_current(k, &val)? };
}
}
WriteMethod::GetMergePut => {
while let Some((k, v)) = reader.next()? {
let mut iter = database.prefix_iter_mut::<_, ByteSlice, ByteSlice>(wtxn, k)?;
match iter.next().transpose()? {
Some((key, old_val)) if key == k => {
let vals = &[Cow::Borrowed(old_val), Cow::Borrowed(v)][..];
let val = merge(k, &vals)?;
// safety: we don't keep references from inside the LMDB database.
unsafe { iter.put_current(k, &val)? };
}
_ => {
drop(iter);
database.put::<_, ByteSlice, ByteSlice>(wtxn, k, v)?;
}
}
_ => {
drop(iter);
database.put::<_, ByteSlice, ByteSlice>(wtxn, k, v)?;
}
}
}
@ -210,12 +197,11 @@ pub fn sorter_into_lmdb_database(
database: heed::PolyDatabase,
sorter: Sorter<MergeFn>,
merge: MergeFn,
method: WriteMethod,
) -> Result<()> {
debug!("Writing MTBL sorter...");
let before = Instant::now();
merger_iter_into_lmdb_database(wtxn, database, sorter.into_merger_iter()?, merge, method)?;
merger_iter_into_lmdb_database(wtxn, database, sorter.into_merger_iter()?, merge)?;
debug!("MTBL sorter writen in {:.02?}!", before.elapsed());
Ok(())
@ -226,34 +212,22 @@ fn merger_iter_into_lmdb_database<R: io::Read>(
database: heed::PolyDatabase,
mut sorter: MergerIter<R, MergeFn>,
merge: MergeFn,
method: WriteMethod,
) -> Result<()> {
match method {
WriteMethod::Append => {
let mut out_iter = database.iter_mut::<_, ByteSlice, ByteSlice>(wtxn)?;
while let Some((k, v)) = sorter.next()? {
while let Some((k, v)) = sorter.next()? {
let mut iter = database.prefix_iter_mut::<_, ByteSlice, ByteSlice>(wtxn, k)?;
match iter.next().transpose()? {
Some((key, old_val)) if key == k => {
let vals = vec![Cow::Borrowed(old_val), Cow::Borrowed(v)];
let val = merge(k, &vals).map_err(|_| {
// TODO just wrap this error?
InternalError::IndexingMergingKeys { process: "get-put-merge" }
})?;
// safety: we don't keep references from inside the LMDB database.
unsafe { out_iter.append(k, v)? };
unsafe { iter.put_current(k, &val)? };
}
}
WriteMethod::GetMergePut => {
while let Some((k, v)) = sorter.next()? {
let mut iter = database.prefix_iter_mut::<_, ByteSlice, ByteSlice>(wtxn, k)?;
match iter.next().transpose()? {
Some((key, old_val)) if key == k => {
let vals = vec![Cow::Borrowed(old_val), Cow::Borrowed(v)];
let val = merge(k, &vals).map_err(|_| {
// TODO just wrap this error?
InternalError::IndexingMergingKeys { process: "get-put-merge" }
})?;
// safety: we don't keep references from inside the LMDB database.
unsafe { iter.put_current(k, &val)? };
}
_ => {
drop(iter);
database.put::<_, ByteSlice, ByteSlice>(wtxn, k, v)?;
}
}
_ => {
drop(iter);
database.put::<_, ByteSlice, ByteSlice>(wtxn, k, v)?;
}
}
}

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@ -59,12 +59,6 @@ impl Default for IndexDocumentsMethod {
}
}
#[derive(Debug, Copy, Clone)]
pub enum WriteMethod {
Append,
GetMergePut,
}
pub struct IndexDocuments<'t, 'u, 'i, 'a, F> {
wtxn: &'t mut heed::RwTxn<'i, 'u>,
index: &'i Index,

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@ -7,7 +7,7 @@ use slice_group_by::GroupBy;
use crate::update::index_documents::{
create_sorter, fst_stream_into_hashset, fst_stream_into_vec, merge_roaring_bitmaps,
sorter_into_lmdb_database, CursorClonableMmap, MergeFn, WriteMethod,
sorter_into_lmdb_database, CursorClonableMmap, MergeFn,
};
use crate::{Index, Result};
@ -126,7 +126,6 @@ impl<'t, 'u, 'i> WordPrefixDocids<'t, 'u, 'i> {
*self.index.word_prefix_docids.as_polymorph(),
prefix_docids_sorter,
merge_roaring_bitmaps,
WriteMethod::GetMergePut,
)?;
Ok(())

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@ -8,7 +8,7 @@ use slice_group_by::GroupBy;
use crate::update::index_documents::{
create_sorter, fst_stream_into_hashset, fst_stream_into_vec, merge_cbo_roaring_bitmaps,
sorter_into_lmdb_database, CursorClonableMmap, MergeFn, WriteMethod,
sorter_into_lmdb_database, CursorClonableMmap, MergeFn,
};
use crate::{Index, Result, StrStrU8Codec};
@ -192,7 +192,6 @@ impl<'t, 'u, 'i> WordPrefixPairProximityDocids<'t, 'u, 'i> {
*self.index.word_prefix_pair_proximity_docids.as_polymorph(),
word_prefix_pair_proximity_docids_sorter,
merge_cbo_roaring_bitmaps,
WriteMethod::GetMergePut,
)?;
Ok(())

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@ -14,7 +14,7 @@ use crate::heed_codec::StrBEU32Codec;
use crate::index::main_key::WORDS_PREFIXES_FST_KEY;
use crate::update::index_documents::{
create_sorter, fst_stream_into_hashset, fst_stream_into_vec, merge_cbo_roaring_bitmaps,
sorter_into_lmdb_database, CursorClonableMmap, MergeFn, WriteMethod,
sorter_into_lmdb_database, CursorClonableMmap, MergeFn,
};
use crate::{Index, Result};
@ -170,7 +170,6 @@ impl<'t, 'u, 'i> WordPrefixPositionDocids<'t, 'u, 'i> {
*self.index.word_prefix_position_docids.as_polymorph(),
prefix_position_docids_sorter,
merge_cbo_roaring_bitmaps,
WriteMethod::GetMergePut,
)?;
Ok(())