diff --git a/.env.example b/.env.example
index 34366b4..e955970 100644
--- a/.env.example
+++ b/.env.example
@@ -17,6 +17,9 @@ export TNS_ADMIN=""                                              # 예: /Users/y
 export ADB_TNS=""                                                # tnsnames.ora alias (예: d8aukro81636mon0_tp)
 export ADB_USER="admin"
 export ADB_PASSWORD=""                                           # 비워두면 run.sh 가 read -s 로 프롬프트
+export BACKOFFICE_DB_URL="jdbc:oracle:thin:@${ADB_TNS}?TNS_ADMIN=${TNS_ADMIN}"
+export BACKOFFICE_DB_USERNAME="${ADB_USER}"
+export BACKOFFICE_DB_PASSWORD="${ADB_PASSWORD}"
 # 편의: sqlplus 한 줄 connect 문자열 (자동 합성됨; 직접 안 건드려도 됨)
 # export ADB_CONN="${ADB_USER}/${ADB_PASSWORD}@${ADB_TNS}"