.

src/main/java/com/izouma/nineth/repo/UserBankCardRepo.java

@@ -8,4 +8,6 @@ import java.util.List;
 
 public interface UserBankCardRepo extends JpaRepository<UserBankCard, Long>, JpaSpecificationExecutor<UserBankCard> {
     List<UserBankCard> findByUserId(Long userId);
+
+    int deleteByUserId(Long userId);
 }

src/main/java/com/izouma/nineth/service/UserService.java

@@ -447,6 +447,7 @@ public class UserService {
             adapayService.delSettleAccount(user.getMemberId(), user.getSettleAccountId());
             user.setSettleAccountId(null);
             userRepo.save(user);
+            userBankCardRepo.deleteByUserId(userId);
         } else {
             throw new BusinessException("未绑定");
         }