fix: ddl update로 수정

Author: 2jiyong

src/main/resources/application-dev.yml

@@ -10,7 +10,7 @@ spring:
     properties:
       hibernate:
         hbm2ddl:
-          auto: create
+          auto: update
         format_sql: false
         use_sql_comments: true
         default_batch_fetch_size: 1000