diff --git a/src/arcaea_offline/database.py b/src/arcaea_offline/database.py
index 0eb0358..81efec0 100644
--- a/src/arcaea_offline/database.py
+++ b/src/arcaea_offline/database.py
@@ -1,13 +1,20 @@
 import os
 import sqlite3
 from dataclasses import fields, is_dataclass
-from typing import List, NamedTuple, Optional, TypeVar, Union
+from typing import Callable, List, NamedTuple, Optional, TypeVar, Union
 
 from thefuzz import fuzz
 from thefuzz import process as fuzz_process
 
 from .init_sqls import INIT_SQLS
-from .models import DbAliasRow, DbCalculatedRow, DbChartRow, DbPackageRow, DbScoreRow
+from .models import (
+    DbAliasRow,
+    DbCalculatedRow,
+    DbChartRow,
+    DbPackageRow,
+    DbScoreRow,
+    ScoreInsert,
+)
 from .utils.singleton import Singleton
 from .utils.types import TDataclass
 
@@ -23,16 +30,35 @@ class Database(metaclass=Singleton):
         self.__conn.execute("PRAGMA journal_mode = WAL;")
         self.__conn.execute("PRAGMA foreign_keys = ON;")
 
+        self.__update_hooks = []
+
     @property
     def conn(self):
         return self.__conn
 
+    def register_update_hook(self, hook: Callable) -> bool:
+        if callable(hook):
+            if hook not in self.__update_hooks:
+                self.__update_hooks.append(hook)
+            return True
+        return False
+
+    def unregister_update_hook(self, hook: Callable) -> bool:
+        if hook in self.__update_hooks:
+            self.__update_hooks.remove(hook)
+            return True
+        return False
+
+    def __trigger_update_hooks(self):
+        for hook in self.__update_hooks:
+            hook()
+
     def update_arcsong_db(self, path: Union[str, bytes]):
         with sqlite3.connect(path) as arcsong_conn:
             arcsong_cursor = arcsong_conn.cursor()
             data = {
                 "charts": arcsong_cursor.execute(
-                    "SELECT song_id, rating_class, name_en, name_jp, artist, bpm, bpm_base, 'set', time, side, world_unlock, remote_download, bg, date, version, difficulty, rating, note, chart_designer, jacket_designer, jacket_override, audio_override FROM charts"
+                    "SELECT song_id, rating_class, name_en, name_jp, artist, bpm, bpm_base, [set], time, side, world_unlock, remote_download, bg, date, version, difficulty, rating, note, chart_designer, jacket_designer, jacket_override, audio_override FROM charts"
                 ).fetchall(),
                 "aliases": arcsong_cursor.execute(
                     "SELECT sid, alias FROM alias"
@@ -211,8 +237,8 @@ class Database(metaclass=Singleton):
             cursor = conn.cursor()
             return cursor.execute("SELECT b30 FROM calculated_potential").fetchone()[0]
 
-    def insert_score(self, score: DbScoreRow):
-        columns = self.__get_columns_from_dataclass(DbScoreRow)
+    def insert_score(self, score: ScoreInsert):
+        columns = self.__get_columns_from_dataclass(ScoreInsert)
         columns_clause = self.__get_columns_clause(columns)
         params = [getattr(score, column) for column in columns]
         with self.conn as conn:
@@ -222,3 +248,4 @@ class Database(metaclass=Singleton):
                 params,
             )
             conn.commit()
+            self.__trigger_update_hooks()
diff --git a/src/arcaea_offline/models.py b/src/arcaea_offline/models.py
index 6ac438e..c709468 100644
--- a/src/arcaea_offline/models.py
+++ b/src/arcaea_offline/models.py
@@ -127,6 +127,19 @@ class Score:
         return DbScoreRow(*values)
 
 
+@dataclass(kw_only=True)
+class ScoreInsert:
+    song_id: str
+    rating_class: int
+    score: int
+    time: int
+    pure: Optional[int] = None
+    far: Optional[int] = None
+    lost: Optional[int] = None
+    max_recall: Optional[int] = None
+    clear_type: Optional[int] = None
+
+
 @dataclass
 class DbCalculatedRow:
     id: int