diff --git a/Classmdaoqsy.java b/Classmdaoqsy.java
new file mode 100644
index 0000000..bf4188e
--- /dev/null
+++ b/Classmdaoqsy.java
@@ -0,0 +1,19 @@
+package com.WR.StudentMS.dao;
+
+import java.util.List;
+
+
+import com.WR.StudentMS.model.Classmqsy;
+
+
+public interface Classmdaoqsy {
+	//查询所有班级数据
+			List<Classmqsy> findAllqsy();
+			Classmqsy findByClassId(String classId);
+			//创建班级信息
+			int createqsy(Classmqsy classm);
+			//删除班级信息
+			int removeqsy(Classmqsy classm);
+
+			
+}