MeiliSearch/milli/src/update/index_documents/mod.rs
2021-10-25 10:26:42 +02:00

1065 lines
41 KiB
Rust

mod extract;
mod helpers;
mod transform;
mod typed_chunk;
use std::collections::HashSet;
use std::io::{Read, Seek};
use std::iter::FromIterator;
use std::num::{NonZeroU32, NonZeroUsize};
use std::time::Instant;
use chrono::Utc;
use crossbeam_channel::{Receiver, Sender};
use grenad::{self, CompressionType};
use log::{debug, info};
use rayon::ThreadPool;
use roaring::RoaringBitmap;
use serde::{Deserialize, Serialize};
use typed_chunk::{write_typed_chunk_into_index, TypedChunk};
pub use self::helpers::{
create_sorter, create_writer, merge_cbo_roaring_bitmaps, merge_roaring_bitmaps,
sorter_into_lmdb_database, write_into_lmdb_database, writer_into_reader, MergeFn,
};
use self::helpers::{grenad_obkv_into_chunks, GrenadParameters};
pub use self::transform::{Transform, TransformOutput};
use crate::documents::DocumentBatchReader;
use crate::update::{
Facets, UpdateBuilder, UpdateIndexingStep, WordPrefixDocids, WordPrefixPairProximityDocids,
WordPrefixPositionDocids, WordsPrefixesFst,
};
use crate::{Index, Result};
static MERGED_DATABASE_COUNT: usize = 7;
static PREFIX_DATABASE_COUNT: usize = 5;
static TOTAL_POSTING_DATABASE_COUNT: usize = MERGED_DATABASE_COUNT + PREFIX_DATABASE_COUNT;
#[derive(Debug, Serialize, Deserialize, Clone)]
pub struct DocumentAdditionResult {
pub nb_documents: usize,
}
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash, Serialize, Deserialize)]
#[non_exhaustive]
pub enum IndexDocumentsMethod {
/// Replace the previous document with the new one,
/// removing all the already known attributes.
ReplaceDocuments,
/// Merge the previous version of the document with the new version,
/// replacing old attributes values with the new ones and add the new attributes.
UpdateDocuments,
}
#[derive(Debug, Copy, Clone)]
pub enum WriteMethod {
Append,
GetMergePut,
}
pub struct IndexDocuments<'t, 'u, 'i, 'a> {
wtxn: &'t mut heed::RwTxn<'i, 'u>,
index: &'i Index,
pub(crate) log_every_n: Option<usize>,
pub(crate) documents_chunk_size: Option<usize>,
pub(crate) max_nb_chunks: Option<usize>,
pub(crate) max_memory: Option<usize>,
pub(crate) chunk_compression_type: CompressionType,
pub(crate) chunk_compression_level: Option<u32>,
pub(crate) thread_pool: Option<&'a ThreadPool>,
pub(crate) max_positions_per_attributes: Option<u32>,
facet_level_group_size: Option<NonZeroUsize>,
facet_min_level_size: Option<NonZeroUsize>,
words_prefix_threshold: Option<u32>,
max_prefix_length: Option<usize>,
words_positions_level_group_size: Option<NonZeroU32>,
words_positions_min_level_size: Option<NonZeroU32>,
update_method: IndexDocumentsMethod,
autogenerate_docids: bool,
update_id: u64,
}
impl<'t, 'u, 'i, 'a> IndexDocuments<'t, 'u, 'i, 'a> {
pub fn new(
wtxn: &'t mut heed::RwTxn<'i, 'u>,
index: &'i Index,
update_id: u64,
) -> IndexDocuments<'t, 'u, 'i, 'a> {
IndexDocuments {
wtxn,
index,
log_every_n: None,
documents_chunk_size: None,
max_nb_chunks: None,
max_memory: None,
chunk_compression_type: CompressionType::None,
chunk_compression_level: None,
thread_pool: None,
facet_level_group_size: None,
facet_min_level_size: None,
words_prefix_threshold: None,
max_prefix_length: None,
words_positions_level_group_size: None,
words_positions_min_level_size: None,
update_method: IndexDocumentsMethod::ReplaceDocuments,
autogenerate_docids: false,
update_id,
max_positions_per_attributes: None,
}
}
pub fn log_every_n(&mut self, n: usize) {
self.log_every_n = Some(n);
}
pub fn index_documents_method(&mut self, method: IndexDocumentsMethod) {
self.update_method = method;
}
pub fn enable_autogenerate_docids(&mut self) {
self.autogenerate_docids = true;
}
pub fn disable_autogenerate_docids(&mut self) {
self.autogenerate_docids = false;
}
#[logging_timer::time("IndexDocuments::{}")]
pub fn execute<R, F>(
self,
reader: DocumentBatchReader<R>,
progress_callback: F,
) -> Result<DocumentAdditionResult>
where
R: Read + Seek,
F: Fn(UpdateIndexingStep, u64) + Sync,
{
// Early return when there is no document to add
if reader.is_empty() {
return Ok(DocumentAdditionResult { nb_documents: 0 });
}
self.index.set_updated_at(self.wtxn, &Utc::now())?;
let before_transform = Instant::now();
let update_id = self.update_id;
let progress_callback = |step| progress_callback(step, update_id);
let transform = Transform {
rtxn: &self.wtxn,
index: self.index,
log_every_n: self.log_every_n,
chunk_compression_type: self.chunk_compression_type,
chunk_compression_level: self.chunk_compression_level,
max_nb_chunks: self.max_nb_chunks,
max_memory: self.max_memory,
index_documents_method: self.update_method,
autogenerate_docids: self.autogenerate_docids,
};
let output = transform.read_documents(reader, progress_callback)?;
let nb_documents = output.documents_count;
info!("Update transformed in {:.02?}", before_transform.elapsed());
self.execute_raw(output, progress_callback)?;
Ok(DocumentAdditionResult { nb_documents })
}
#[logging_timer::time("IndexDocuments::{}")]
pub fn execute_raw<F>(self, output: TransformOutput, progress_callback: F) -> Result<()>
where
F: Fn(UpdateIndexingStep) + Sync,
{
let TransformOutput {
primary_key,
fields_ids_map,
field_distribution,
external_documents_ids,
new_documents_ids,
replaced_documents_ids,
documents_count,
documents_file,
} = output;
// The fields_ids_map is put back to the store now so the rest of the transaction sees an
// up to date field map.
self.index.put_fields_ids_map(self.wtxn, &fields_ids_map)?;
let backup_pool;
let pool = match self.thread_pool {
Some(pool) => pool,
#[cfg(not(test))]
None => {
// We initialize a bakcup pool with the default
// settings if none have already been set.
backup_pool = rayon::ThreadPoolBuilder::new().build()?;
&backup_pool
}
#[cfg(test)]
None => {
// We initialize a bakcup pool with the default
// settings if none have already been set.
backup_pool = rayon::ThreadPoolBuilder::new().num_threads(1).build()?;
&backup_pool
}
};
let documents_file = grenad::Reader::new(documents_file)?;
// create LMDB writer channel
let (lmdb_writer_sx, lmdb_writer_rx): (
Sender<Result<TypedChunk>>,
Receiver<Result<TypedChunk>>,
) = crossbeam_channel::unbounded();
// get the primary key field id
let primary_key_id = fields_ids_map.id(&primary_key).unwrap();
// get searchable fields for word databases
let searchable_fields =
self.index.searchable_fields_ids(self.wtxn)?.map(HashSet::from_iter);
// get filterable fields for facet databases
let faceted_fields = self.index.faceted_fields_ids(self.wtxn)?;
// get the fid of the `_geo` field.
let geo_field_id = match self.index.fields_ids_map(self.wtxn)?.id("_geo") {
Some(gfid) => {
let is_sortable = self.index.sortable_fields_ids(self.wtxn)?.contains(&gfid);
let is_filterable = self.index.filterable_fields_ids(self.wtxn)?.contains(&gfid);
if is_sortable || is_filterable {
Some(gfid)
} else {
None
}
}
None => None,
};
let stop_words = self.index.stop_words(self.wtxn)?;
// let stop_words = stop_words.as_ref();
// Run extraction pipeline in parallel.
pool.install(|| {
let params = GrenadParameters {
chunk_compression_type: self.chunk_compression_type,
chunk_compression_level: self.chunk_compression_level,
max_memory: self.max_memory,
max_nb_chunks: self.max_nb_chunks, // default value, may be chosen.
};
// split obkv file into several chuncks
let chunk_iter = grenad_obkv_into_chunks(
documents_file,
params.clone(),
self.documents_chunk_size.unwrap_or(1024 * 1024 * 128), // 128MiB
);
let result = chunk_iter.map(|chunk_iter| {
// extract all databases from the chunked obkv douments
extract::data_from_obkv_documents(
chunk_iter,
params,
lmdb_writer_sx.clone(),
searchable_fields,
faceted_fields,
primary_key_id,
geo_field_id,
stop_words,
self.max_positions_per_attributes,
)
});
if let Err(e) = result {
let _ = lmdb_writer_sx.send(Err(e));
}
// needs to be droped to avoid channel waiting lock.
drop(lmdb_writer_sx)
});
// We delete the documents that this document addition replaces. This way we are
// able to simply insert all the documents even if they already exist in the database.
if !replaced_documents_ids.is_empty() {
let update_builder = UpdateBuilder {
log_every_n: self.log_every_n,
max_nb_chunks: self.max_nb_chunks,
max_memory: self.max_memory,
documents_chunk_size: self.documents_chunk_size,
chunk_compression_type: self.chunk_compression_type,
chunk_compression_level: self.chunk_compression_level,
thread_pool: self.thread_pool,
max_positions_per_attributes: self.max_positions_per_attributes,
update_id: self.update_id,
};
let mut deletion_builder = update_builder.delete_documents(self.wtxn, self.index)?;
debug!("documents to delete {:?}", replaced_documents_ids);
deletion_builder.delete_documents(&replaced_documents_ids);
let deleted_documents_count = deletion_builder.execute()?;
debug!("{} documents actually deleted", deleted_documents_count);
}
let index_documents_ids = self.index.documents_ids(self.wtxn)?;
let index_is_empty = index_documents_ids.len() == 0;
let mut final_documents_ids = RoaringBitmap::new();
let mut databases_seen = 0;
progress_callback(UpdateIndexingStep::MergeDataIntoFinalDatabase {
databases_seen,
total_databases: TOTAL_POSTING_DATABASE_COUNT,
});
for typed_chunk in lmdb_writer_rx {
let (docids, is_merged_database) =
write_typed_chunk_into_index(typed_chunk?, &self.index, self.wtxn, index_is_empty)?;
if !docids.is_empty() {
final_documents_ids |= docids;
let documents_seen_count = final_documents_ids.len();
progress_callback(UpdateIndexingStep::IndexDocuments {
documents_seen: documents_seen_count as usize,
total_documents: documents_count,
});
debug!(
"We have seen {} documents on {} total document so far",
documents_seen_count, documents_count
);
}
if is_merged_database {
databases_seen += 1;
progress_callback(UpdateIndexingStep::MergeDataIntoFinalDatabase {
databases_seen: databases_seen,
total_databases: TOTAL_POSTING_DATABASE_COUNT,
});
}
}
// We write the field distribution into the main database
self.index.put_field_distribution(self.wtxn, &field_distribution)?;
// We write the primary key field id into the main database
self.index.put_primary_key(self.wtxn, &primary_key)?;
// We write the external documents ids into the main database.
self.index.put_external_documents_ids(self.wtxn, &external_documents_ids)?;
let all_documents_ids = index_documents_ids | new_documents_ids | replaced_documents_ids;
self.index.put_documents_ids(self.wtxn, &all_documents_ids)?;
self.execute_prefix_databases(progress_callback)
}
#[logging_timer::time("IndexDocuments::{}")]
pub fn execute_prefix_databases<F>(self, progress_callback: F) -> Result<()>
where
F: Fn(UpdateIndexingStep) + Sync,
{
// Merged databases are already been indexed, we start from this count;
let mut databases_seen = MERGED_DATABASE_COUNT;
// Run the facets update operation.
let mut builder = Facets::new(self.wtxn, self.index, self.update_id);
builder.chunk_compression_type = self.chunk_compression_type;
builder.chunk_compression_level = self.chunk_compression_level;
if let Some(value) = self.facet_level_group_size {
builder.level_group_size(value);
}
if let Some(value) = self.facet_min_level_size {
builder.min_level_size(value);
}
builder.execute()?;
databases_seen += 1;
progress_callback(UpdateIndexingStep::MergeDataIntoFinalDatabase {
databases_seen: databases_seen,
total_databases: TOTAL_POSTING_DATABASE_COUNT,
});
// Run the words prefixes update operation.
let mut builder = WordsPrefixesFst::new(self.wtxn, self.index, self.update_id);
if let Some(value) = self.words_prefix_threshold {
builder.threshold(value);
}
if let Some(value) = self.max_prefix_length {
builder.max_prefix_length(value);
}
builder.execute()?;
databases_seen += 1;
progress_callback(UpdateIndexingStep::MergeDataIntoFinalDatabase {
databases_seen: databases_seen,
total_databases: TOTAL_POSTING_DATABASE_COUNT,
});
// Run the word prefix docids update operation.
let mut builder = WordPrefixDocids::new(self.wtxn, self.index);
builder.chunk_compression_type = self.chunk_compression_type;
builder.chunk_compression_level = self.chunk_compression_level;
builder.max_nb_chunks = self.max_nb_chunks;
builder.max_memory = self.max_memory;
builder.execute()?;
databases_seen += 1;
progress_callback(UpdateIndexingStep::MergeDataIntoFinalDatabase {
databases_seen: databases_seen,
total_databases: TOTAL_POSTING_DATABASE_COUNT,
});
// Run the word prefix pair proximity docids update operation.
let mut builder = WordPrefixPairProximityDocids::new(self.wtxn, self.index);
builder.chunk_compression_type = self.chunk_compression_type;
builder.chunk_compression_level = self.chunk_compression_level;
builder.max_nb_chunks = self.max_nb_chunks;
builder.max_memory = self.max_memory;
builder.execute()?;
databases_seen += 1;
progress_callback(UpdateIndexingStep::MergeDataIntoFinalDatabase {
databases_seen: databases_seen,
total_databases: TOTAL_POSTING_DATABASE_COUNT,
});
// Run the words prefix position docids update operation.
let mut builder = WordPrefixPositionDocids::new(self.wtxn, self.index);
builder.chunk_compression_type = self.chunk_compression_type;
builder.chunk_compression_level = self.chunk_compression_level;
builder.max_nb_chunks = self.max_nb_chunks;
builder.max_memory = self.max_memory;
if let Some(value) = self.words_positions_level_group_size {
builder.level_group_size(value);
}
if let Some(value) = self.words_positions_min_level_size {
builder.min_level_size(value);
}
builder.execute()?;
databases_seen += 1;
progress_callback(UpdateIndexingStep::MergeDataIntoFinalDatabase {
databases_seen: databases_seen,
total_databases: TOTAL_POSTING_DATABASE_COUNT,
});
Ok(())
}
}
#[cfg(test)]
mod tests {
use std::io::Cursor;
use big_s::S;
use heed::EnvOpenOptions;
use super::*;
use crate::documents::DocumentBatchBuilder;
use crate::update::DeleteDocuments;
use crate::HashMap;
#[test]
fn simple_document_replacement() {
let path = tempfile::tempdir().unwrap();
let mut options = EnvOpenOptions::new();
options.map_size(10 * 1024 * 1024); // 10 MB
let index = Index::new(options, &path).unwrap();
// First we send 3 documents with ids from 1 to 3.
let mut wtxn = index.write_txn().unwrap();
let content = documents!([
{ "id": 1, "name": "kevin" },
{ "id": 2, "name": "kevina" },
{ "id": 3, "name": "benoit" }
]);
let builder = IndexDocuments::new(&mut wtxn, &index, 0);
builder.execute(content, |_, _| ()).unwrap();
wtxn.commit().unwrap();
// Check that there is 3 documents now.
let rtxn = index.read_txn().unwrap();
let count = index.number_of_documents(&rtxn).unwrap();
assert_eq!(count, 3);
drop(rtxn);
// Second we send 1 document with id 1, to erase the previous ones.
let mut wtxn = index.write_txn().unwrap();
let content = documents!([ { "id": 1, "name": "updated kevin" } ]);
let builder = IndexDocuments::new(&mut wtxn, &index, 1);
builder.execute(content, |_, _| ()).unwrap();
wtxn.commit().unwrap();
// Check that there is **always** 3 documents.
let rtxn = index.read_txn().unwrap();
let count = index.number_of_documents(&rtxn).unwrap();
assert_eq!(count, 3);
drop(rtxn);
// Third we send 3 documents again to replace the existing ones.
let mut wtxn = index.write_txn().unwrap();
let content = documents!([
{ "id": 1, "name": "updated second kevin" },
{ "id": 2, "name": "updated kevina" },
{ "id": 3, "name": "updated benoit" }
]);
let builder = IndexDocuments::new(&mut wtxn, &index, 2);
builder.execute(content, |_, _| ()).unwrap();
wtxn.commit().unwrap();
// Check that there is **always** 3 documents.
let rtxn = index.read_txn().unwrap();
let count = index.number_of_documents(&rtxn).unwrap();
assert_eq!(count, 3);
drop(rtxn);
}
#[test]
fn simple_document_merge() {
let path = tempfile::tempdir().unwrap();
let mut options = EnvOpenOptions::new();
options.map_size(10 * 1024 * 1024); // 10 MB
let index = Index::new(options, &path).unwrap();
// First we send 3 documents with duplicate ids and
// change the index method to merge documents.
let mut wtxn = index.write_txn().unwrap();
let content = documents!([
{ "id": 1, "name": "kevin" },
{ "id": 1, "name": "kevina" },
{ "id": 1, "name": "benoit" }
]);
let mut builder = IndexDocuments::new(&mut wtxn, &index, 0);
builder.index_documents_method(IndexDocumentsMethod::UpdateDocuments);
builder.execute(content, |_, _| ()).unwrap();
wtxn.commit().unwrap();
// Check that there is only 1 document now.
let rtxn = index.read_txn().unwrap();
let count = index.number_of_documents(&rtxn).unwrap();
assert_eq!(count, 1);
// Check that we get only one document from the database.
let docs = index.documents(&rtxn, Some(0)).unwrap();
assert_eq!(docs.len(), 1);
let (id, doc) = docs[0];
assert_eq!(id, 0);
// Check that this document is equal to the last one sent.
let mut doc_iter = doc.iter();
assert_eq!(doc_iter.next(), Some((0, &b"1"[..])));
assert_eq!(doc_iter.next(), Some((1, &br#""benoit""#[..])));
assert_eq!(doc_iter.next(), None);
drop(rtxn);
// Second we send 1 document with id 1, to force it to be merged with the previous one.
let mut wtxn = index.write_txn().unwrap();
let content = documents!([ { "id": 1, "age": 25 } ]);
let mut builder = IndexDocuments::new(&mut wtxn, &index, 1);
builder.index_documents_method(IndexDocumentsMethod::UpdateDocuments);
builder.execute(content, |_, _| ()).unwrap();
wtxn.commit().unwrap();
// Check that there is **always** 1 document.
let rtxn = index.read_txn().unwrap();
let count = index.number_of_documents(&rtxn).unwrap();
assert_eq!(count, 1);
// Check that we get only one document from the database.
let docs = index.documents(&rtxn, Some(0)).unwrap();
assert_eq!(docs.len(), 1);
let (id, doc) = docs[0];
assert_eq!(id, 0);
// Check that this document is equal to the last one sent.
let mut doc_iter = doc.iter();
assert_eq!(doc_iter.next(), Some((0, &b"1"[..])));
assert_eq!(doc_iter.next(), Some((1, &br#""benoit""#[..])));
assert_eq!(doc_iter.next(), Some((2, &b"25"[..])));
assert_eq!(doc_iter.next(), None);
drop(rtxn);
}
#[test]
fn not_auto_generated_documents_ids() {
let path = tempfile::tempdir().unwrap();
let mut options = EnvOpenOptions::new();
options.map_size(10 * 1024 * 1024); // 10 MB
let index = Index::new(options, &path).unwrap();
// First we send 3 documents with ids from 1 to 3.
let mut wtxn = index.write_txn().unwrap();
let content = documents!([
{ "name": "kevin" },
{ "name": "kevina" },
{ "name": "benoit" }
]);
let builder = IndexDocuments::new(&mut wtxn, &index, 0);
assert!(builder.execute(content, |_, _| ()).is_err());
wtxn.commit().unwrap();
// Check that there is no document.
let rtxn = index.read_txn().unwrap();
let count = index.number_of_documents(&rtxn).unwrap();
assert_eq!(count, 0);
drop(rtxn);
}
#[test]
fn simple_auto_generated_documents_ids() {
let path = tempfile::tempdir().unwrap();
let mut options = EnvOpenOptions::new();
options.map_size(10 * 1024 * 1024); // 10 MB
let index = Index::new(options, &path).unwrap();
// First we send 3 documents with ids from 1 to 3.
let mut wtxn = index.write_txn().unwrap();
let content = documents!([
{ "name": "kevin" },
{ "name": "kevina" },
{ "name": "benoit" }
]);
let mut builder = IndexDocuments::new(&mut wtxn, &index, 0);
builder.enable_autogenerate_docids();
builder.execute(content, |_, _| ()).unwrap();
wtxn.commit().unwrap();
// Check that there is 3 documents now.
let rtxn = index.read_txn().unwrap();
let count = index.number_of_documents(&rtxn).unwrap();
assert_eq!(count, 3);
let docs = index.documents(&rtxn, vec![0, 1, 2]).unwrap();
let (_id, obkv) = docs.iter().find(|(_id, kv)| kv.get(0) == Some(br#""kevin""#)).unwrap();
let kevin_uuid: String = serde_json::from_slice(&obkv.get(1).unwrap()).unwrap();
drop(rtxn);
// Second we send 1 document with the generated uuid, to erase the previous ones.
let mut wtxn = index.write_txn().unwrap();
let content = documents!([ { "name": "updated kevin", "id": kevin_uuid } ]);
let builder = IndexDocuments::new(&mut wtxn, &index, 1);
builder.execute(content, |_, _| ()).unwrap();
wtxn.commit().unwrap();
// Check that there is **always** 3 documents.
let rtxn = index.read_txn().unwrap();
let count = index.number_of_documents(&rtxn).unwrap();
assert_eq!(count, 3);
let docs = index.documents(&rtxn, vec![0, 1, 2]).unwrap();
let (kevin_id, _) =
docs.iter().find(|(_, d)| d.get(0).unwrap() == br#""updated kevin""#).unwrap();
let (id, doc) = docs[*kevin_id as usize];
assert_eq!(id, *kevin_id);
// Check that this document is equal to the last
// one sent and that an UUID has been generated.
assert_eq!(doc.get(0), Some(&br#""updated kevin""#[..]));
// This is an UUID, it must be 36 bytes long plus the 2 surrounding string quotes (").
assert_eq!(doc.get(1).unwrap().len(), 36 + 2);
drop(rtxn);
}
#[test]
fn reordered_auto_generated_documents_ids() {
let path = tempfile::tempdir().unwrap();
let mut options = EnvOpenOptions::new();
options.map_size(10 * 1024 * 1024); // 10 MB
let index = Index::new(options, &path).unwrap();
// First we send 3 documents with ids from 1 to 3.
let mut wtxn = index.write_txn().unwrap();
let content = documents!([
{ "id": 1, "name": "kevin" },
{ "id": 2, "name": "kevina" },
{ "id": 3, "name": "benoit" }
]);
let builder = IndexDocuments::new(&mut wtxn, &index, 0);
builder.execute(content, |_, _| ()).unwrap();
wtxn.commit().unwrap();
// Check that there is 3 documents now.
let rtxn = index.read_txn().unwrap();
let count = index.number_of_documents(&rtxn).unwrap();
assert_eq!(count, 3);
drop(rtxn);
// Second we send 1 document without specifying the id.
let mut wtxn = index.write_txn().unwrap();
let content = documents!([ { "name": "new kevin" } ]);
let mut builder = IndexDocuments::new(&mut wtxn, &index, 1);
builder.enable_autogenerate_docids();
builder.execute(content, |_, _| ()).unwrap();
wtxn.commit().unwrap();
// Check that there is 4 documents now.
let rtxn = index.read_txn().unwrap();
let count = index.number_of_documents(&rtxn).unwrap();
assert_eq!(count, 4);
drop(rtxn);
}
#[test]
fn empty_update() {
let path = tempfile::tempdir().unwrap();
let mut options = EnvOpenOptions::new();
options.map_size(10 * 1024 * 1024); // 10 MB
let index = Index::new(options, &path).unwrap();
// First we send 0 documents and only headers.
let mut wtxn = index.write_txn().unwrap();
let content = documents!([]);
let builder = IndexDocuments::new(&mut wtxn, &index, 0);
builder.execute(content, |_, _| ()).unwrap();
wtxn.commit().unwrap();
// Check that there is no documents.
let rtxn = index.read_txn().unwrap();
let count = index.number_of_documents(&rtxn).unwrap();
assert_eq!(count, 0);
drop(rtxn);
}
#[test]
fn invalid_documents_ids() {
let path = tempfile::tempdir().unwrap();
let mut options = EnvOpenOptions::new();
options.map_size(10 * 1024 * 1024); // 10 MB
let index = Index::new(options, &path).unwrap();
// First we send 1 document with an invalid id.
let mut wtxn = index.write_txn().unwrap();
// There is a space in the document id.
let content = documents!([ { "id": "brume bleue", "name": "kevin" } ]);
let builder = IndexDocuments::new(&mut wtxn, &index, 0);
assert!(builder.execute(content, |_, _| ()).is_err());
wtxn.commit().unwrap();
// First we send 1 document with a valid id.
let mut wtxn = index.write_txn().unwrap();
// There is a space in the document id.
let content = documents!([ { "id": 32, "name": "kevin" } ]);
let builder = IndexDocuments::new(&mut wtxn, &index, 1);
builder.execute(content, |_, _| ()).unwrap();
wtxn.commit().unwrap();
// Check that there is 1 document now.
let rtxn = index.read_txn().unwrap();
let count = index.number_of_documents(&rtxn).unwrap();
assert_eq!(count, 1);
drop(rtxn);
}
#[test]
fn complex_documents() {
let path = tempfile::tempdir().unwrap();
let mut options = EnvOpenOptions::new();
options.map_size(10 * 1024 * 1024); // 10 MB
let index = Index::new(options, &path).unwrap();
// First we send 3 documents with an id for only one of them.
let mut wtxn = index.write_txn().unwrap();
let content = documents!([
{ "id": 0, "name": "kevin", "object": { "key1": "value1", "key2": "value2" } },
{ "id": 1, "name": "kevina", "array": ["I", "am", "fine"] },
{ "id": 2, "name": "benoit", "array_of_object": [{ "wow": "amazing" }] }
]);
let builder = IndexDocuments::new(&mut wtxn, &index, 0);
builder.execute(content, |_, _| ()).unwrap();
wtxn.commit().unwrap();
// Check that there is 1 documents now.
let rtxn = index.read_txn().unwrap();
// Search for a sub object value
let result = index.search(&rtxn).query(r#""value2""#).execute().unwrap();
assert_eq!(result.documents_ids, vec![0]);
// Search for a sub array value
let result = index.search(&rtxn).query(r#""fine""#).execute().unwrap();
assert_eq!(result.documents_ids, vec![1]);
// Search for a sub array sub object key
let result = index.search(&rtxn).query(r#""wow""#).execute().unwrap();
assert_eq!(result.documents_ids, vec![2]);
drop(rtxn);
}
#[test]
fn simple_documents_replace() {
let path = tempfile::tempdir().unwrap();
let mut options = EnvOpenOptions::new();
options.map_size(10 * 1024 * 1024); // 10 MB
let index = Index::new(options, &path).unwrap();
// First we send 3 documents with an id for only one of them.
let mut wtxn = index.write_txn().unwrap();
let documents = documents!([
{ "id": 2, "title": "Pride and Prejudice", "author": "Jane Austin", "genre": "romance", "price": 3.5, "_geo": { "lat": 12, "lng": 42 } },
{ "id": 456, "title": "Le Petit Prince", "author": "Antoine de Saint-Exupéry", "genre": "adventure" , "price": 10.0 },
{ "id": 1, "title": "Alice In Wonderland", "author": "Lewis Carroll", "genre": "fantasy", "price": 25.99 },
{ "id": 1344, "title": "The Hobbit", "author": "J. R. R. Tolkien", "genre": "fantasy" },
{ "id": 4, "title": "Harry Potter and the Half-Blood Prince", "author": "J. K. Rowling", "genre": "fantasy" },
{ "id": 42, "title": "The Hitchhiker's Guide to the Galaxy", "author": "Douglas Adams", "_geo": { "lat": 35, "lng": 23 } }
]);
let mut builder = IndexDocuments::new(&mut wtxn, &index, 0);
builder.index_documents_method(IndexDocumentsMethod::ReplaceDocuments);
builder.execute(documents, |_, _| ()).unwrap();
wtxn.commit().unwrap();
let mut wtxn = index.write_txn().unwrap();
let mut builder = IndexDocuments::new(&mut wtxn, &index, 1);
builder.index_documents_method(IndexDocumentsMethod::UpdateDocuments);
let documents = documents!([
{
"id": 2,
"author": "J. Austen",
"date": "1813"
}
]);
builder.execute(documents, |_, _| ()).unwrap();
wtxn.commit().unwrap();
}
#[test]
fn delete_documents_then_insert() {
let path = tempfile::tempdir().unwrap();
let mut options = EnvOpenOptions::new();
options.map_size(10 * 1024 * 1024); // 10 MB
let index = Index::new(options, &path).unwrap();
let mut wtxn = index.write_txn().unwrap();
let content = documents!([
{ "objectId": 123, "title": "Pride and Prejudice", "comment": "A great book" },
{ "objectId": 456, "title": "Le Petit Prince", "comment": "A french book" },
{ "objectId": 1, "title": "Alice In Wonderland", "comment": "A weird book" },
{ "objectId": 30, "title": "Hamlet", "_geo": { "lat": 12, "lng": 89 } }
]);
IndexDocuments::new(&mut wtxn, &index, 0).execute(content, |_, _| ()).unwrap();
assert_eq!(index.primary_key(&wtxn).unwrap(), Some("objectId"));
// Delete not all of the documents but some of them.
let mut builder = DeleteDocuments::new(&mut wtxn, &index, 1).unwrap();
builder.delete_external_id("30");
builder.execute().unwrap();
let external_documents_ids = index.external_documents_ids(&wtxn).unwrap();
assert!(external_documents_ids.get("30").is_none());
let content = documents!([
{ "objectId": 30, "title": "Hamlet", "_geo": { "lat": 12, "lng": 89 } }
]);
IndexDocuments::new(&mut wtxn, &index, 0).execute(content, |_, _| ()).unwrap();
let external_documents_ids = index.external_documents_ids(&wtxn).unwrap();
assert!(external_documents_ids.get("30").is_some());
let content = documents!([
{ "objectId": 30, "title": "Hamlet", "_geo": { "lat": 12, "lng": 89 } }
]);
IndexDocuments::new(&mut wtxn, &index, 0).execute(content, |_, _| ()).unwrap();
wtxn.commit().unwrap();
}
#[test]
fn index_more_than_256_fields() {
let path = tempfile::tempdir().unwrap();
let mut options = EnvOpenOptions::new();
options.map_size(10 * 1024 * 1024); // 10 MB
let index = Index::new(options, &path).unwrap();
let mut wtxn = index.write_txn().unwrap();
let mut big_object = HashMap::new();
big_object.insert(S("id"), "wow");
for i in 0..1000 {
let key = i.to_string();
big_object.insert(key, "I am a text!");
}
let mut cursor = Cursor::new(Vec::new());
let mut builder = DocumentBatchBuilder::new(&mut cursor).unwrap();
todo!();
//builder.add_documents(big_object).unwrap();
builder.finish().unwrap();
cursor.set_position(0);
let content = DocumentBatchReader::from_reader(cursor).unwrap();
let builder = IndexDocuments::new(&mut wtxn, &index, 0);
builder.execute(content, |_, _| ()).unwrap();
wtxn.commit().unwrap();
}
#[test]
fn index_more_than_1000_positions_in_a_field() {
let path = tempfile::tempdir().unwrap();
let mut options = EnvOpenOptions::new();
options.map_size(50 * 1024 * 1024); // 10 MB
let index = Index::new(options, &path).unwrap();
let mut wtxn = index.write_txn().unwrap();
let mut big_object = HashMap::new();
big_object.insert(S("id"), "wow");
let content: String =
(0..=u16::MAX).into_iter().map(|p| p.to_string()).reduce(|a, b| a + " " + &b).unwrap();
big_object.insert("content".to_string(), &content);
let mut cursor = Cursor::new(Vec::new());
let mut builder = DocumentBatchBuilder::new(&mut cursor).unwrap();
builder.add_documents(big_object).unwrap();
builder.finish().unwrap();
cursor.set_position(0);
let content = DocumentBatchReader::from_reader(cursor).unwrap();
let builder = IndexDocuments::new(&mut wtxn, &index, 0);
builder.execute(content, |_, _| ()).unwrap();
wtxn.commit().unwrap();
let mut rtxn = index.read_txn().unwrap();
assert!(index.word_docids.get(&mut rtxn, "0").unwrap().is_some());
assert!(index.word_docids.get(&mut rtxn, "64").unwrap().is_some());
assert!(index.word_docids.get(&mut rtxn, "256").unwrap().is_some());
assert!(index.word_docids.get(&mut rtxn, "1024").unwrap().is_some());
assert!(index.word_docids.get(&mut rtxn, "32768").unwrap().is_some());
assert!(index.word_docids.get(&mut rtxn, "65535").unwrap().is_some());
}
#[test]
fn index_documents_with_zeroes() {
let path = tempfile::tempdir().unwrap();
let mut options = EnvOpenOptions::new();
options.map_size(10 * 1024 * 1024); // 10 MB
let index = Index::new(options, &path).unwrap();
let mut wtxn = index.write_txn().unwrap();
let content = documents!([
{
"id": 2,
"title": "Prideand Prejudice",
"au{hor": "Jane Austin",
"genre": "romance",
"price$": "3.5$",
},
{
"id": 456,
"title": "Le Petit Prince",
"au{hor": "Antoine de Saint-Exupéry",
"genre": "adventure",
"price$": "10.0$",
},
{
"id": 1,
"title": "Wonderland",
"au{hor": "Lewis Carroll",
"genre": "fantasy",
"price$": "25.99$",
},
{
"id": 4,
"title": "Harry Potter ing fantasy\0lood Prince",
"au{hor": "J. K. Rowling",
"genre": "fantasy\0",
},
]);
let builder = IndexDocuments::new(&mut wtxn, &index, 0);
builder.execute(content, |_, _| ()).unwrap();
wtxn.commit().unwrap();
}
#[test]
fn index_2_times_documents_split_by_zero_document_indexation() {
let path = tempfile::tempdir().unwrap();
let mut options = EnvOpenOptions::new();
options.map_size(10 * 1024 * 1024); // 10 MB
let index = Index::new(options, &path).unwrap();
let content = documents!([
{"id": 0, "name": "Kerollmops", "score": 78},
{"id": 1, "name": "ManyTheFish", "score": 75},
{"id": 2, "name": "Ferdi", "score": 39},
{"id": 3, "name": "Tommy", "score": 33}
]);
let mut wtxn = index.write_txn().unwrap();
let builder = IndexDocuments::new(&mut wtxn, &index, 0);
builder.execute(content, |_, _| ()).unwrap();
wtxn.commit().unwrap();
// Check that there is 4 document now.
let rtxn = index.read_txn().unwrap();
let count = index.number_of_documents(&rtxn).unwrap();
assert_eq!(count, 4);
let content = documents!([]);
let mut wtxn = index.write_txn().unwrap();
let builder = IndexDocuments::new(&mut wtxn, &index, 1);
builder.execute(content, |_, _| ()).unwrap();
wtxn.commit().unwrap();
// Check that there is 4 document now.
let rtxn = index.read_txn().unwrap();
let count = index.number_of_documents(&rtxn).unwrap();
assert_eq!(count, 4);
let content = documents!([
{"id": 0, "name": "Kerollmops", "score": 78},
{"id": 1, "name": "ManyTheFish", "score": 75},
{"id": 2, "name": "Ferdi", "score": 39},
{"id": 3, "name": "Tommy", "score": 33}
]);
let mut wtxn = index.write_txn().unwrap();
let builder = IndexDocuments::new(&mut wtxn, &index, 2);
builder.execute(content, |_, _| ()).unwrap();
wtxn.commit().unwrap();
// Check that there is 4 document now.
let rtxn = index.read_txn().unwrap();
let count = index.number_of_documents(&rtxn).unwrap();
assert_eq!(count, 4);
}
#[test]
fn test_meilisearch_1714() {
let path = tempfile::tempdir().unwrap();
let mut options = EnvOpenOptions::new();
options.map_size(10 * 1024 * 1024); // 10 MB
let index = Index::new(options, &path).unwrap();
let content = documents!([
{"id": "123", "title": "小化妆包" },
{"id": "456", "title": "Ipad 包" }
]);
let mut wtxn = index.write_txn().unwrap();
let builder = IndexDocuments::new(&mut wtxn, &index, 0);
builder.execute(content, |_, _| ()).unwrap();
wtxn.commit().unwrap();
let rtxn = index.read_txn().unwrap();
// Only the first document should match.
let count = index.word_docids.get(&rtxn, "化妆包").unwrap().unwrap().len();
assert_eq!(count, 1);
// Only the second document should match.
let count = index.word_docids.get(&rtxn, "").unwrap().unwrap().len();
assert_eq!(count, 1);
let mut search = crate::Search::new(&rtxn, &index);
search.query("化妆包");
search.authorize_typos(true);
search.optional_words(true);
// only 1 document should be returned
let crate::SearchResult { documents_ids, .. } = search.execute().unwrap();
assert_eq!(documents_ids.len(), 1);
}
}