减少日频数据读取临时分配

2026-08-26 04:46:08 +08:00
parent d071a8a190
commit 6604afd24f
5 changed files with 23 additions and 9 deletions
@@ -2456,6 +2456,13 @@ impl DataSet {
            .unwrap_or_default()
    }

+    pub fn market_snapshot_rows_on(&self, date: NaiveDate) -> &[DailyMarketSnapshot] {
+        self.market_by_date
+            .get(&date)
+            .map(Vec::as_slice)
+            .unwrap_or(&[])
+    }
+
    pub fn candidate_snapshots_on(&self, date: NaiveDate) -> Vec<&CandidateEligibility> {
        self.candidate_by_date
            .get(&date)
@@ -2463,6 +2470,13 @@ impl DataSet {
            .unwrap_or_default()
    }

+    pub fn candidate_snapshot_rows_on(&self, date: NaiveDate) -> &[CandidateEligibility] {
+        self.candidate_by_date
+            .get(&date)
+            .map(Vec::as_slice)
+            .unwrap_or(&[])
+    }
+
    pub fn bundle_on(&self, date: NaiveDate) -> Result<DailySnapshotBundle, DataSetError> {
        let benchmark = self
            .benchmark(date)