并行构建证券序列索引

crates/fidc-core/Cargo.toml

@@ -8,6 +8,7 @@ authors.workspace = true
 [dependencies]
 chrono.workspace = true
 indexmap.workspace = true
+rayon.workspace = true
 rhai.workspace = true
 serde.workspace = true
 serde_json.workspace = true

crates/fidc-core/src/data.rs

@@ -2,6 +2,7 @@ use std::collections::{BTreeMap, HashMap, HashSet};
 use std::sync::{Arc, OnceLock};
 
 use chrono::{NaiveDate, NaiveDateTime};
+use rayon::prelude::*;
 use serde::{Deserialize, Serialize};
 use thiserror::Error;
 
@@ -1250,14 +1251,14 @@ impl DataSet {
                 .push(row.as_ref());
         }
         let market_series_by_symbol = market_rows_by_symbol
-            .into_iter()
+            .into_par_iter()
             .map(|(symbol, rows)| {
                 let series = Arc::new(SymbolPriceSeries::new(symbol.clone(), rows));
                 (symbol, series)
             })
             .collect::<HashMap<_, _>>();
         let adjusted_close_series_by_symbol = market_series_by_symbol
-            .iter()
+            .par_iter()
             .filter_map(|(symbol, market)| {
                 AdjustedCloseSeries::new(market, &factor_by_date)
                     .map(|series| (symbol.clone(), Arc::new(series)))