Merge pull request #55 from KTEventee/refactor/redis

(refactor) ddl auto 변경

Author: hyeonda02

src/main/resources/application-prod.properties

@@ -5,7 +5,7 @@ spring.datasource.username=${DB_USERNAME}
 spring.datasource.password=${DB_PASSWORD}
 spring.datasource.driver-class-name=org.postgresql.Driver
 
-spring.jpa.hibernate.ddl-auto=create-drop
+spring.jpa.hibernate.ddl-auto=update
 spring.jpa.show-sql=false
 spring.jpa.properties.hibernate.format_sql=true
 spring.jpa.properties.hibernate.dialect=org.hibernate.dialect.PostgreSQLDialect