diff --git "a/36\351\273\204\345\257\214\350\264\265/\346\226\260\345\273\272\346\226\207\344\273\266\345\244\271 (2)/10-10\344\275\234\344\270\232/10-10-\350\247\246\345\217\221\345\231\250\344\275\234\344\270\232/SQLQuery2.sql" "b/36\351\273\204\345\257\214\350\264\265/\346\226\260\345\273\272\346\226\207\344\273\266\345\244\271 (2)/10-10\344\275\234\344\270\232/10-10-\350\247\246\345\217\221\345\231\250\344\275\234\344\270\232/SQLQuery2.sql"
new file mode 100644
index 0000000000000000000000000000000000000000..191d85a2f17dc085afa3c2cd8521a2c4647fcc04
--- /dev/null
+++ "b/36\351\273\204\345\257\214\350\264\265/\346\226\260\345\273\272\346\226\207\344\273\266\345\244\271 (2)/10-10\344\275\234\344\270\232/10-10-\350\247\246\345\217\221\345\231\250\344\275\234\344\270\232/SQLQuery2.sql"	
@@ -0,0 +1,35 @@
+--（1）假设有部门表和员工表，在添加员工的时候，该员工的部门编号如果在部门表中找不到，则自动添加部门信息，部门名称为"新部门"。
+go
+create trigger tri_insertPeople on People after insert
+as
+if not exists(select * from Department where DepartmentId =(select DepartmentId from inserted)
+	begin
+		insert into Department(DepartmentId,DepartmentName)
+		values((select DepartmentId from inserted),'新部门')
+		end
+go
+
+--测试
+insert People(DepartmentId,PeopleName,PeopleSex,PeoplePhone)
+values('010','张三','男','12345678910')
+
+--（2）触发器实现，删除一个部门的时候将部门下所有员工全部删除。
+create trigger tri_DeleteDept on Department after delete
+as
+delete from people where DepartmentId = (select DepartmentId from deleted)
+go
+
+--测试
+delete from Department where DepartmentId=''
+
+--**（3）创建一个触发器，删除一个部门的时候判断该部门下是否有员工，有则不删除，没有则删除。**
+
+--（4）修改一个部门编号之后，将该部门下所有员工的部门编号同步进行修改。
+create trigger tri_UpdateDept on Department after update
+as
+update People set DepartmentId = (select DepartmentId from inserted)
+where DepartmentId = (select DepartmentId from deleted)
+go
+
+--测试
+update Department set DepartmentId = '002'where DepartmentId = '001'
\ No newline at end of file
diff --git "a/36\351\273\204\345\257\214\350\264\265/\346\226\260\345\273\272\346\226\207\344\273\266\345\244\271 (2)/10-10\344\275\234\344\270\232/10-100\350\247\246\345\217\221\345\231\250\347\254\224\350\256\260.md" "b/36\351\273\204\345\257\214\350\264\265/\346\226\260\345\273\272\346\226\207\344\273\266\345\244\271 (2)/10-10\344\275\234\344\270\232/10-100\350\247\246\345\217\221\345\231\250\347\254\224\350\256\260.md"
new file mode 100644
index 0000000000000000000000000000000000000000..f42badcb0ed43fe06309291c4dbad53ab0d6d963
--- /dev/null
+++ "b/36\351\273\204\345\257\214\350\264\265/\346\226\260\345\273\272\346\226\207\344\273\266\345\244\271 (2)/10-10\344\275\234\344\270\232/10-100\350\247\246\345\217\221\345\231\250\347\254\224\350\256\260.md"	
@@ -0,0 +1,26 @@
+##瑙﹀彂鍣紙trigger锛�
+
+ 浠�涔堟槸瑙﹀彂鍣細 insert  --銆� 涓�绯诲垪闅忕潃鎻掑叆鎿嶄綔鑷姩鎵ц鐨剆ql璇彞闆嗗悎
+
+ 瑙﹀彂鍣紙 trigger 锛夋槸浣滀负瀵规暟鎹簱淇敼鐨勮繛甯︽晥鏋滆�岀敱绯荤粺鑷姩鎵ц鐨勪竴鏉¤鍙ャ�傚畠鏄竴绉嶇壒娈婄殑瀛樺偍杩囩▼銆備篃鏄竴涓簨鍔★紙鍙互鍥炴粴锛夈�備负浜嗗畾涔変竴涓猍瑙﹀彂鍣╙锛屾垜浠繀椤伙細
+
+鎸囨槑浠�涔堟椂鍊欐墽琛岃Е鍙戝櫒銆傝繖琚媶鍒嗕负寮曡捣瑙﹀彂鍣ㄨ妫�娴嬬殑涓�涓簨浠跺拰瑙﹀彂鍣ㄧ户缁墽琛屾墍蹇呴』婊¤冻鐨勪竴涓潯浠躲��
+- 鎸囨槑褰撹Е鍙戝櫒鎵ц鏃舵墍閲囧彇鐨勫姩浣溿��
+
+##瑙﹀彂鍣ㄧ殑鍒嗙被
+1.DML瑙﹀彂鍣�
+DML瑙﹀彂鍣細澧炲垹鏀�
+
+2.after瑙﹀彂鍣�
+after瑙﹀彂鍣細澧炰笂鏀逛箣鍚庢墽琛岀殑 涓昏鐢ㄤ簬insert锛寀pdate锛宒elete
+
+3.instead of瑙﹀彂鍣�
+instead of瑙﹀彂鍣細澧炲垹鏀逛箣鍓嶆鏌ョ殑
+
+鎬荤粨涓嬫潵鍒嗕负涓夋锛�
+1.鎻掑叆鎿嶄綔
+***\*inserted 琛╘****鏈夋暟鎹紝***\*deleted 琛╘****鏃犳暟鎹�
+2.鍒犻櫎鎿嶄綔
+***\*inserted 琛╘****鏃犳暟鎹紝***\*deleted 琛╘****鏈夋暟鎹� 
+3.鏇存柊鎿嶄綔
+***\*inserted 琛╘****鏈夋暟鎹紙鏂版暟鎹級锛�***\*deleted 琛╘****鏈夋暟鎹紙鏃ф暟鎹級
\ No newline at end of file