diff --git a/run.py b/run.py
index 5e153a7..4d6d293 100644
--- a/run.py
+++ b/run.py
@@ -40,17 +40,19 @@ def cmd_views():
             print(f"  ❌ {name}: {e!r}")
 
     fronts = [
-        ("热度 heat(trade_date)",      "heat",  "SELECT MAX(trade_date) FROM stock_fund_heat_scores"),
-        ("一致预期 consensus(asof)",   "pg",    "SELECT MAX(asof_date) FROM v_factor_consensus"),
-        ("事件 events(disclosure)",    "pg",    "SELECT MAX(disclosure_date) FROM v_factor_events"),
-        ("传导 transmission(scan)",    "pg",    "SELECT MAX(scan_date) FROM v_factor_transmission"),
-        ("行情 gp_day_data(ts)",       "price", "SELECT MAX(`timestamp`) FROM gp_day_data"),
+        ("热度 heat",          "heat",  "trade_date",      "stock_fund_heat_scores"),
+        ("一致预期 consensus", "pg",    "asof_date",       "v_factor_consensus"),
+        ("事件 events",        "pg",    "disclosure_date", "v_factor_events"),
+        ("传导 transmission",  "pg",    "scan_date",       "v_factor_transmission"),
+        ("行情 gp_day_data",   "price", "`timestamp`",     "gp_day_data"),
     ]
-    print("\n数据前沿（各源最新日期——build 的 --date 照此选，别选没数据的未来日）：")
-    for name, src, sql in fronts:
+    print("\n数据历史深度（min ~ max，distinct 天数——回填范围据此定）：")
+    for name, src, col, tbl in fronts:
+        sql = f"SELECT MIN({col}), MAX({col}), COUNT(DISTINCT {col}) FROM {tbl}"
         try:
             df = db.read_pg(sql) if src == "pg" else db.read_mysql(src, sql)
-            print(f"  {name}: {df.iloc[0, 0]}")
+            lo, hi, n = df.iloc[0, 0], df.iloc[0, 1], df.iloc[0, 2]
+            print(f"  {name}: {lo} ~ {hi}  ({int(n)} 天)")
         except Exception as e:  # noqa: BLE001
             print(f"  {name}: ❌ {e!r}")