Revert "采用裂变信息重排序"

This reverts commit 700338918070a00ed1ce13f8f25aa8c06d8d48e6.

applications/match_algorithm/rank.py

@@ -62,13 +62,14 @@ async def get_content_oss_fission_dict(db_client, config, content_id) -> dict[st
     :return:
     """
     FISSION_DETAIL_TABLE = config.fission_detail_table
-    yesterday_dt = (datetime.now() - timedelta(days=1)).strftime('%Y%m%d')
+    two_days_ago_dt = (datetime.now() - timedelta(days=2)).strftime('%Y%m%d')
     sql = f"""
         SELECT 
             oss_name, fission_rate_0, fission_0_on_read
         FROM
             {FISSION_DETAIL_TABLE}
-        WHERE content_id = '{content_id}' and dt = '{yesterday_dt}';
+        WHERE content_id = '{content_id}' and dt >= '{two_days_ago_dt}'
+        ORDER BY dt DESC;
     """
     result = await db_client.select(sql)
     fission_info_dict = {}
@@ -79,7 +80,10 @@ async def get_content_oss_fission_dict(db_client, config, content_id) -> dict[st
                 "fission_rate_0": item[1],
                 "fission_0_on_read": item[2]
             }
-            fission_info_dict[key] = value
+            if fission_info_dict.get(key):
+                continue
+            else:
+                fission_info_dict[key] = value
     else:
         return {}