diff --git a/src/main/java/mpms/service/h2db/BaseDbCommonService.java b/src/main/java/mpms/service/h2db/BaseDbCommonService.java
index b26a657a7b3d49115f8579471c703119a60c3066..2a00eb11eeea4ac59b45943ad329f5df2c32194f 100644
--- a/src/main/java/mpms/service/h2db/BaseDbCommonService.java
+++ b/src/main/java/mpms/service/h2db/BaseDbCommonService.java
@@ -145,5 +145,15 @@ public abstract class BaseDbCommonService<T> {
 		}
 	}
 
+	/**
+	 * 修改数据，需要自行实现
+	 *
+	 * @param t 数据
+	 * @return 影响行数
+	 */
+	public int update(T t) {
+		return 0;
+	}
+
 
 }