diff --git a/MgrCalibreDB.py b/MgrCalibreDB.py
new file mode 100644
index 0000000..39ad209
--- /dev/null
+++ b/MgrCalibreDB.py
@@ -0,0 +1,148 @@
+import os
+import sys
+import sqlite3
+
+import UtilPack as util
+
+class MgrCalibreDB:
+    def __init__(self, path):
+        self.path = path
+        
+    def __enter__(self):
+        pass
+        
+    def __exit__(self, ex_type, ex_value, traceback):
+        self.conn.close()
+
+    def init(self):
+        # 데이터베이스 연결 (파일이 없으면 새로 생성됨)
+        self.conn = sqlite3.connect(self.path)
+        self.conn.create_function("title_sort", 1, self._title_sort )
+        self.cursor = self.conn.cursor()
+
+    def _title_sort(self, value):
+        return 0
+
+    def GetTableAll(self, table):
+        if None == self.cursor:
+            return None
+        
+        if None == table or True == util.IsEmptyStr(table):
+            return None
+        
+        strSQL = f"SELECT * FROM \"{table}\";"
+        self.cursor.execute(strSQL)
+        listRet = self.cursor.fetchall()
+
+        return listRet
+    
+    def GetTableSchm(self, table):        
+        if None == self.cursor:
+            return None
+        
+        if None == table or True == util.IsEmptyStr(table):
+            return None
+        
+        strSQL = f"PRAGMA table_info (\"{table}\");"
+        self.cursor.execute(strSQL)
+        listRet = self.cursor.fetchall()
+
+        return listRet
+    
+    def UpdateTableValue(self,Table, nID, ColName, Value):
+        if None == self.cursor:
+            return
+            
+        if 0 >= nID or True == util.IsEmptyStr(Table) or True == util.IsEmptyStr(ColName): 
+            return
+        
+        strSQL = f"UPDATE {Table} SET \'{ColName}\' = \'{Value}\' WHERE id = {nID};"
+        self.cursor.execute(strSQL)
+        self.conn.commit()
+
+    def InsertAuthor(self, strAuthor):
+        if None == self.cursor:
+            return
+            
+        if True == util.IsEmptyStr(strAuthor): 
+            return 
+
+        strTableName = "authors"
+        strSQL = f"SELECT MAX(id) FROM \'{strTableName}\';"
+        self.cursor.execute(strSQL)
+        nMaxID = self.cursor.fetchone()[0]
+        nMaxID += 1.
+
+        strAuthorSort = strAuthor.replace(" ", ",")
+        strSQL = f"INSERT OR IGNORE INTO \'{strTableName}\' VALUES ({nMaxID}, \'{strAuthor}\',\'{strAuthorSort}\', \'\');"
+        self.cursor.execute(strSQL)
+        self.conn.commit()
+
+        def InsertTag(self, tag):
+            if None == self.cursor:
+                return
+            
+            if True == util.IsEmptyStr(tag): 
+                return 
+
+            strTableName = "tags"
+            strSQL = f"SELECT MAX(id) FROM \'{strTableName}\';"
+            self.cursor.execute(strSQL)
+            nMaxID = self.cursor.fetchone()[0]
+            nMaxID += 1.
+
+            strSQL = f"INSERT OR IGNORE INTO \'{strTableName}\' VALUES ({nMaxID}, \'{strAuthor}\', \'\');"
+            self.cursor.execute(strSQL)
+            self.conn.commit()
+
+def main():
+    db = MgrCalibreDB("/Users/minarinari/캘리버 서재/metadata.db")
+    db.init()
+
+    #db.UpdateTableValue("books", 3, "title", "삭막")
+    db.InsertAuthor("Oyster")
+    db.InsertAuthor("Rustle")
+    db.InsertAuthor("ShindoL")
+
+    listValues = db.GetTableAll("authors")
+    print(listValues)
+
+# For Main Loop
+if __name__ == '__main__':
+    main()
+
+
+# 테이블 생성
+#cursor.execute('''CREATE TABLE IF NOT EXISTS users
+#                  (id INTEGER PRIMARY KEY AUTOINCREMENT,
+#                   name TEXT NOT NULL,
+#                   age INTEGER,
+#                   email TEXT)''')
+
+# 데이터 삽입
+#cursor.execute("INSERT INTO users (name, age, email) VALUES (?, ?, ?)",
+#               ("Alice", 30, "alice@example.com"))
+#conn.commit()
+
+# 데이터 조회
+# cursor.execute("SELECT * FROM books")
+# rows = cursor.fetchall()
+# for nRow in range(0, len(rows)):
+#     row = rows[nRow]
+#     for nCol in range(0,len(row)):
+#         item = row[nCol]
+
+#         print(f"{nRow}:{nCol} -> {item}")
+    
+#     print("\r\n")
+
+# 데이터 업데이트
+#cursor.execute("UPDATE users SET age = ? WHERE name = ?", (31, "Alice"))
+#conn.commit()
+
+# 데이터 삭제
+#cursor.execute("DELETE FROM users WHERE name = ?", ("Alice",))
+#conn.commit()
+
+# 연결 닫기
+#conn.close()
\ No newline at end of file
diff --git a/UI.py b/UI.py
index 3f69b16..d323c12 100644
--- a/UI.py
+++ b/UI.py
@@ -161,10 +161,14 @@ class MyApp(QMainWindow):
         imageIO = BytesIO(data)
         pixmap = QPixmap()
         pixmap.loadFromData( QByteArray( imageIO.getvalue() ) )
+
+        szLabel = self.label_Image.size()
+
         
         self.label_Image.setPixmap(pixmap)
 
 
+
 if __name__ == '__main__':
     app = QApplication(sys.argv)