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https://github.com/NexVeridian/wikidata-to-surrealdb.git
synced 2025-09-02 09:59:13 +00:00
refactor: CreateVersion and run_threaded
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parent
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commit
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SHA256:bsA1SKZxuEcEVHAy3gY1HUeM5ykRJl0U0kQHQn0hMg8
5 changed files with 210 additions and 235 deletions
336
src/utils.rs
336
src/utils.rs
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@ -51,7 +51,7 @@ impl File_Format {
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}
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}
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pub async fn create_db_entity(db: &Surreal<impl Connection>, line: &str) -> Result<(), Error> {
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pub async fn create_entity(db: &Surreal<impl Connection>, line: &str) -> Result<(), Error> {
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let line = line.trim().trim_end_matches(',').to_string();
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if line == "[" || line == "]" {
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return Ok(());
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@ -76,105 +76,6 @@ pub async fn create_db_entity(db: &Surreal<impl Connection>, line: &str) -> Resu
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Ok(())
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}
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pub async fn create_db_entities(
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db: &Surreal<impl Connection>,
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lines: &[String],
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pb: &Option<ProgressBar>,
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) -> Result<(), Error> {
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let mut counter = 0;
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for line in lines {
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create_db_entity(db, line).await?;
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counter += 1;
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if counter % 100 == 0 {
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if let Some(ref p) = pb {
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p.inc(100)
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}
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}
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}
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Ok(())
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}
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pub async fn create_db_entities_bulk(
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db: &Surreal<impl Connection>,
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lines: &[String],
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pb: &Option<ProgressBar>,
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batch_size: usize,
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) -> Result<(), Error> {
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let lines = lines
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.iter()
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.map(|line| line.trim().trim_end_matches(',').to_string())
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.filter(|line| line != "[" && line != "]")
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.collect::<Vec<String>>();
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let mut data_vec: Vec<EntityMini> = Vec::with_capacity(batch_size);
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let mut claims_vec: Vec<Claims> = Vec::with_capacity(batch_size);
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let mut property_vec: Vec<EntityMini> = Vec::with_capacity(batch_size);
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let mut lexeme_vec: Vec<EntityMini> = Vec::with_capacity(batch_size);
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for line in lines {
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let json: Value = from_str(&line).expect("Failed to parse JSON");
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let data = Entity::from_json(json).expect("Failed to parse JSON");
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let (claims, data) = EntityMini::from_entity(data);
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match data.id.clone().expect("No ID").tb.as_str() {
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"Property" => property_vec.push(data),
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"Lexeme" => lexeme_vec.push(data),
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"Entity" => data_vec.push(data),
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_ => panic!("Unknown table"),
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}
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claims_vec.push(claims);
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}
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db.insert::<Vec<EntityMini>>("Entity")
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.content(data_vec)
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.await?;
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db.insert::<Vec<Claims>>("Claims")
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.content(claims_vec)
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.await?;
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db.insert::<Vec<EntityMini>>("Property")
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.content(property_vec)
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.await?;
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db.insert::<Vec<EntityMini>>("Lexeme")
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.content(lexeme_vec)
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.await?;
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if let Some(ref p) = pb {
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p.inc(batch_size as u64)
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}
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Ok(())
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}
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pub async fn create_db_entities_bulk_filter(
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db: &Surreal<impl Connection>,
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lines: &[String],
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pb: &Option<ProgressBar>,
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batch_size: usize,
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) -> Result<(), Error> {
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let db_mem = init_db::create_db_mem().await?;
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create_db_entities_bulk(&db_mem, lines, &None, batch_size).await?;
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let filter = tokio::fs::read_to_string(&*FILTER_PATH).await?;
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db_mem.query(filter).await?;
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let file_name: String = rand::thread_rng()
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.sample_iter(&Alphanumeric)
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.take(30)
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.map(char::from)
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.collect();
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let file_path = format!("data/temp/{}.surql", file_name);
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tokio::fs::create_dir_all("data/temp").await?;
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db_mem.export(&file_path).await?;
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db.import(&file_path).await?;
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tokio::fs::remove_file(&file_path).await?;
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if let Some(ref p) = pb {
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p.inc(batch_size as u64)
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}
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Ok(())
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}
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#[derive(Clone, Copy)]
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pub enum CreateVersion {
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Single,
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@ -191,95 +92,182 @@ impl CreateVersion {
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batch_size: usize,
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) -> bool {
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match self {
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CreateVersion::Single => create_db_entities(db, chunk, pb).await.is_ok(),
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CreateVersion::Bulk => create_db_entities_bulk(db, chunk, pb, batch_size)
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.await
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.is_ok(),
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CreateVersion::BulkFilter => create_db_entities_bulk_filter(db, chunk, pb, batch_size)
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CreateVersion::Single => self.create_single(db, chunk, pb).await.is_ok(),
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CreateVersion::Bulk => self.create_bulk(db, chunk, pb, batch_size).await.is_ok(),
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CreateVersion::BulkFilter => self
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.create_bulk_filter(db, chunk, pb, batch_size)
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.await
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.is_ok(),
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}
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}
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}
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pub async fn create_db_entities_threaded(
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dbo: Option<Surreal<impl Connection>>, // None::<Surreal<Client>>
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reader: Box<dyn BufRead>,
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pb: Option<ProgressBar>,
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batch_size: usize,
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batch_num: usize,
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create_version: CreateVersion,
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) -> Result<(), Error> {
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let mut futures = Vec::new();
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let mut chunk = Vec::with_capacity(batch_size);
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let mut chunk_counter = 0;
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let mut lines = reader.lines();
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let mut last_loop = false;
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pub async fn run_threaded(
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self,
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dbo: Option<Surreal<impl Connection>>,
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reader: Box<dyn BufRead>, // None::<Surreal<Client>>
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pb: Option<ProgressBar>,
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batch_size: usize,
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batch_num: usize,
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) -> Result<(), Error> {
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let mut lines = reader.lines().peekable();
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let mut futures = Vec::new();
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loop {
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let line = lines.next();
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match line {
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Some(line) => chunk.push(line?),
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None => last_loop = true,
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};
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while lines.peek().is_some() {
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let chunk: Vec<String> = lines
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.by_ref()
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.take(batch_size)
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.filter_map(Result::ok)
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.collect();
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if chunk.len() >= batch_size || last_loop {
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let dbo = dbo.clone();
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let pb = pb.clone();
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futures.push(self.spawn_chunk(dbo.clone(), chunk, pb.clone(), batch_size));
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futures.push(tokio::spawn(async move {
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let mut retries = 0;
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loop {
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match dbo {
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Some(ref db) => {
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if create_version.run(db, &chunk, &pb, batch_size).await {
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break;
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}
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if db.use_ns("wikidata").use_db("wikidata").await.is_err() {
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continue;
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};
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}
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None => {
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let db = if let Ok(db) = init_db::create_db_ws().await {
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db
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} else {
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continue;
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};
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if create_version.run(&db, &chunk, &pb, batch_size).await {
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break;
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}
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if futures.len() >= batch_num {
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join_all(futures).await;
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futures = Vec::new();
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}
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}
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join_all(futures).await;
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Ok(())
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}
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fn spawn_chunk(
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&self,
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dbo: Option<Surreal<impl Connection>>,
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chunk: Vec<String>,
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pb: Option<ProgressBar>,
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batch_size: usize,
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) -> tokio::task::JoinHandle<()> {
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let create_version = *self;
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tokio::spawn(async move {
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let mut retries = 0;
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loop {
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match dbo {
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Some(ref db) => {
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if create_version.run(db, &chunk, &pb, batch_size).await {
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break;
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}
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}
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if retries >= 60 * 10 {
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panic!("Failed to create entities, too many retries");
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None => {
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let db = match init_db::create_db_ws().await {
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Ok(db) => db,
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Err(_) => continue,
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};
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if create_version.run(&db, &chunk, &pb, batch_size).await {
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break;
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}
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}
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retries += 1;
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sleep(Duration::from_millis(250)).await;
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}
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}));
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chunk_counter += 1;
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chunk = Vec::with_capacity(batch_size);
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}
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if chunk_counter >= batch_num || last_loop {
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join_all(futures).await;
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futures = Vec::new();
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chunk_counter = 0;
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}
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if last_loop {
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break;
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}
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if retries >= 60 * 10 {
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panic!("Failed to create entities, too many retries");
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}
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retries += 1;
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sleep(Duration::from_millis(250)).await;
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}
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})
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}
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match dbo {
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Some(db) => {
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create_db_entities(&db, &chunk, &pb).await?;
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}
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None => {
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create_db_entities(&init_db::create_db_ws().await?, &chunk, &pb).await?;
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async fn create_single(
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self,
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db: &Surreal<impl Connection>,
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lines: &[String],
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pb: &Option<ProgressBar>,
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) -> Result<(), Error> {
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let mut counter = 0;
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for line in lines {
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create_entity(db, line).await?;
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counter += 1;
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if counter % 100 == 0 {
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if let Some(ref p) = pb {
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p.inc(100)
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}
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}
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}
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Ok(())
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}
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async fn create_bulk(
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self,
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db: &Surreal<impl Connection>,
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lines: &[String],
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pb: &Option<ProgressBar>,
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batch_size: usize,
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) -> Result<(), Error> {
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let lines = lines
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.iter()
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.map(|line| line.trim().trim_end_matches(',').to_string())
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.filter(|line| line != "[" && line != "]")
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.collect::<Vec<String>>();
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let mut data_vec: Vec<EntityMini> = Vec::with_capacity(batch_size);
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let mut claims_vec: Vec<Claims> = Vec::with_capacity(batch_size);
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let mut property_vec: Vec<EntityMini> = Vec::with_capacity(batch_size);
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let mut lexeme_vec: Vec<EntityMini> = Vec::with_capacity(batch_size);
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for line in lines {
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let json: Value = from_str(&line).expect("Failed to parse JSON");
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let data = Entity::from_json(json).expect("Failed to parse JSON");
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let (claims, data) = EntityMini::from_entity(data);
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match data.id.clone().expect("No ID").tb.as_str() {
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"Property" => property_vec.push(data),
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"Lexeme" => lexeme_vec.push(data),
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"Entity" => data_vec.push(data),
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_ => panic!("Unknown table"),
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}
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claims_vec.push(claims);
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}
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db.insert::<Vec<EntityMini>>("Entity")
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.content(data_vec)
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.await?;
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db.insert::<Vec<Claims>>("Claims")
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.content(claims_vec)
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.await?;
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db.insert::<Vec<EntityMini>>("Property")
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.content(property_vec)
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.await?;
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db.insert::<Vec<EntityMini>>("Lexeme")
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.content(lexeme_vec)
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.await?;
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if let Some(ref p) = pb {
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p.inc(batch_size as u64)
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}
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Ok(())
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}
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async fn create_bulk_filter(
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self,
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db: &Surreal<impl Connection>,
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lines: &[String],
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pb: &Option<ProgressBar>,
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batch_size: usize,
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) -> Result<(), Error> {
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let db_mem = init_db::create_db_mem().await?;
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self.create_bulk(&db_mem, lines, &None, batch_size).await?;
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let filter = tokio::fs::read_to_string(&*FILTER_PATH).await?;
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db_mem.query(filter).await?;
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let file_name: String = rand::thread_rng()
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.sample_iter(&Alphanumeric)
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.take(30)
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.map(char::from)
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.collect();
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let file_path = format!("data/temp/{}.surql", file_name);
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tokio::fs::create_dir_all("data/temp").await?;
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db_mem.export(&file_path).await?;
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db.import(&file_path).await?;
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tokio::fs::remove_file(&file_path).await?;
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if let Some(ref p) = pb {
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p.inc(batch_size as u64)
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}
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Ok(())
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}
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join_all(futures).await;
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Ok(())
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}
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