diff --git "a/17\345\220\264\346\226\207\351\276\231/\344\275\234\344\270\232/SQLQuery2.sql" "b/17\345\220\264\346\226\207\351\276\231/\344\275\234\344\270\232/SQLQuery2.sql"
new file mode 100644
index 0000000000000000000000000000000000000000..f3f1d2acbc6aaf3bb49109fa01f797043fbb2dbd
--- /dev/null
+++ "b/17\345\220\264\346\226\207\351\276\231/\344\275\234\344\270\232/SQLQuery2.sql"
@@ -0,0 +1,88 @@
+--1. 定义存储过程实现查询出账户余额最低的银行卡账户信息,显示银行卡号，姓名，账户余额
+select * from BankCard
+select * from AccountInfo
+create proc proc_name
+as
+begin
+	select CardNo,realname,Cardmoney from BankCard join AccountInfo on AccountInfo.AccountId=BankCard.AccountId
+	where Cardmoney=(select min(CardMoney)from BankCard)
+end
+exec proc_name
+--2. 模拟银行卡存钱操作，传入银行卡号，存钱金额，实现存钱操作
+select * from CardExchange
+create proc proc_No
+@Cardnum varchar(20),
+@Inmoney money
+as
+begin
+	update BankCard set Cardmoney+=@Inmoney where CardNo=@Cardnum
+	insert into CardExchange(CardNo,MoneyInBank,MoneyOutBank,ExchangeTime)
+	values(@Cardnum,@Inmoney,0,GETDATE())
+end
+exec proc_No'6225125478544587','2000'
+--3. 模拟银行卡取钱操作，传入银行卡号，取钱金额，实现取钱操作，取钱成功，返回1，取钱失败返回-1
+create proc proc_GeiMoneyBank
+@cardNo varchar(30),
+@MoneyOutBank money
+as
+begin
+	update BankCard set CardMoney-=@MoneyOutBank where CardNo=@cardNo
+	if (@@ERROR!=0)
+	return -1
+	insert into CardExchange (CardNo,MoneyInBank,MoneyOutBank,ExchangeTime)
+	values (@cardNo,@MoneyOutBank,0,GETDATE())
+	return 1
+end
+	declare @MoneyOutBank int
+	exec @MoneyOutBank = proc_GeiMoneyBank '6225547854125656',1000
+	print @MoneyOutBank
+	drop proc proc_GeiMoneyBan
+
+--4. **查询出某时间段的银行存取款信息以及存款总金额**，取款总金额，传入开始时间，结束时间，显示存取款交易信息的同时，返回存款总金额，取款总金额。
+select * from CardExchange
+create proc proc_time
+@Intime smalldatetime,
+@Outtime smalldatetime,
+@Inmoney money output,
+@outmoney money output
+as
+begin
+	select @Inmoney=sum(MoneyInBank),@outmoney=sum(MoneyOutBank) from CardExchange  where ExchangeTime between @Intime and @Outtime
+	 select * from CardExchange 
+where ExchangeTime between @Intime and @Outtime
+end
+
+declare @Inmoney money   
+declare @outmoney money   
+exec proc_time '2022-09-20','2022-09-20',@Inmoney output,@outmoney output
+drop proc proc_time 
+--5. **密码升级**，传入用户名和密码，如果用户名密码正确，并且密码长度<8，自动升级成8位密码
+create proc proc_out
+@cardno varchar(20) ,
+@num  varchar (20) output
+as
+begin
+    if not exists(select * from BankCard where CardNo=@cardno and CardPwd=@num)
+        set @num = ''
+    else
+    begin
+        if len(@num) < 8
+        begin
+            declare @len int = 8- len(@num)
+            declare @i int = 1
+            while @i <= @len
+            begin
+                
+                set @num = @num + cast(FLOOR(RAND()*10) as varchar(1))
+                set @i = @i+1
+            end
+            update BankCard set CardPwd = @num where CardNo=@cardno
+        end
+    end
+end
+go
+declare @pwd nvarchar(20) = '123456'
+exec proc_out '6225547854125656',@pwd output
+select @pwd
+	
+--(提示：随机生成 0-9 的整数： float(rand()*10))  rand():随机生成0.0-1.0的小数 float:向下取整）
\ No newline at end of file
diff --git "a/17\345\220\264\346\226\207\351\276\231/\347\254\224\350\256\260/\345\255\230\345\202\250\350\277\207\347\250\213(Stored  Procedure).md" "b/17\345\220\264\346\226\207\351\276\231/\347\254\224\350\256\260/\345\255\230\345\202\250\350\277\207\347\250\213(Stored  Procedure).md"
new file mode 100644
index 0000000000000000000000000000000000000000..696fd0264a32e37be4e0e0ecc0504117e88dfa58
--- /dev/null
+++ "b/17\345\220\264\346\226\207\351\276\231/\347\254\224\350\256\260/\345\255\230\345\202\250\350\277\207\347\250\213(Stored  Procedure).md"	
@@ -0,0 +1,109 @@
+## 瀛樺偍杩囩▼(Stored  Procedure)
+#### 浠�涔堟槸瀛樺偍杩囩▼
+瀛樺偍杩囩▼鏄�**棰勭紪璇�**SQL璇彞闆嗗悎锛岃繖浜涜鍙ュ瓨鍌ㄥ湪涓�涓悕绉帮紙瀛樺偍杩囩▼鐨勫悕绉帮級涓嬪苟浣滀负鍗曞厓鏉ュ鐞嗐�傚瓨鍌ㄨ繃绋嬩唬鏇夸簡浼犵粺鐨勯�愭潯鎵цSQL璇彞鐨勬柟寮忥紝涓�涓瓨鍌ㄨ繃绋嬩腑鍙互鍖呭惈鏌ヨ銆佹彃鍏ャ�佸垹闄ゃ�佹洿鏂扮瓑鎿嶇旱鐨勪竴绯诲垪SQL璇彞锛屽綋杩欎釜瀛樺偍杩囩▼琚皟鐢ㄦ墽琛屾椂锛岃繖浜涙搷浣滀篃浼氬悓鏃舵墽琛屻��
+
+灏佽濂�  --> 璋冪敤   
+#### 瀛樺偍杩囩▼鐨勫垎绫�
+
+##### 绯荤粺瀛樺偍杩囩▼
+
+ 绯荤粺瀛樺偍杩囩▼鏄敤鏉ョ鐞哠QL Server涓庢樉绀烘湁鍏虫暟鎹簱鍜岀敤鎴风殑淇℃伅鐨勫瓨鍌ㄨ繃绋嬨��
+甯歌鐨勭郴缁熷瓨鍌ㄨ繃绋嬫湁
+```sql
+sp_databases 鍒楀嚭鏈嶅姟涓婄殑鎵�鏈夋暟鎹簱 
+sp_helpdb --鎶ュ憡鏈夊叧鎸囧畾鏁版嵁搴撴垨鎵�鏈夋暟鎹簱鐨勪俊鎭� 
+sp_renamedb 鏇存敼鏁版嵁搴撶殑鍚嶇О 
+sp_tables --杩斿洖褰撳墠鐜涓嬪彲鏌ヨ鐨勫璞＄殑鍒楄〃 
+sp_columns 杩斿洖鏌愪釜琛ㄥ垪鐨勪俊鎭� 
+sp_help --杩斿洖鏌愪釜琛ㄧ殑鎵�鏈変俊鎭� 
+sp_helpconstraint 鏌ョ湅鏌愪釜琛ㄧ殑绾︽潫 
+sp_helpindex --鏌ョ湅鏌愪釜琛ㄧ殑绱㈠紩 
+sp_stored_procedures 鍒楀嚭褰撳墠鐜涓殑鎵�鏈夊瓨鍌ㄨ繃绋� 
+sp_password --娣诲姞鎴栦慨鏀圭櫥褰曡处鎴风殑瀵嗙爜 
+sp_rename 閲嶅懡鍚嶅瓨鍌ㄨ繃绋�
+sp_helptext 鏄剧ず榛樿鍊硷紝鏈姞瀵嗙殑瀛樺偍杩囩▼銆佺敤鎴峰畾涔夌殑瀛樺偍杩囩▼銆佽Е鍙戝櫒鎴栬鍥剧殑瀹為檯鏂囨湰銆�
+```
+
+##### 鑷畾涔夊瓨鍌ㄨ繃绋�
+**鍒涘缓瀛樺偍杩囩▼**
+1.娌℃湁杈撳叆鍙傛暟锛屾病鏈夎緭鍑哄弬鏁扮殑瀛樺偍杩囩▼銆�
+```sql
+create proc <瀛樺偍杩囩▼鍚嶇О>
+as
+<t-sql璇彞>
+go
+```
+
+2.鏈夎緭鍏ュ弬鏁帮紝娌℃湁杈撳嚭鍙傛暟鐨勫瓨鍌ㄨ繃绋�
+
+```sql
+create proc <瀛樺偍杩囩▼鍚嶇О>
+<鍙橀噺1> <鏁版嵁绫诲瀷>
+<鍙橀噺2> <鏁版嵁绫诲瀷>
+...
+as
+<t-sql璇彞>
+go
+```
+
+
+
+3.鏈夎緭鍏ュ弬鏁帮紝娌℃湁杈撳嚭鍙傛暟锛屼絾鏄湁杩斿洖鍊肩殑瀛樺偍杩囩▼锛堣繑鍥炲�煎繀椤绘暣鏁帮級銆�
+```sql
+create proc <瀛樺偍杩囩▼鍚嶇О>
+<鍙橀噺1> <鏁版嵁绫诲瀷>
+<鍙橀噺2> <鏁版嵁绫诲瀷>
+...
+as
+<t-sql璇彞>
+return 鏁存暟
+go
+```
+
+4.鏈夎緭鍏ュ弬鏁帮紝鏈夎緭鍑哄弬鏁扮殑瀛樺偍杩囩▼ &  涓�涓彉閲忓叿澶囧悓鏃惰緭鍏ヨ緭鍑哄弬鏁扮殑瀛樺偍杩囩▼
+```sql
+create proc <瀛樺偍杩囩▼鍚嶇О>
+<鍙橀噺1> <鏁版嵁绫诲瀷> output
+<鍙橀噺2> <鏁版嵁绫诲瀷> output
+...
+as
+<t-sql璇彞>
+return 鏁存暟
+go
+```
+
+**鎵ц瀛樺偍杩囩▼**
+```sql
+--鏃犲弬
+exec <瀛樺偍杩囩▼鍚嶇О>
+--甯﹀弬
+exec <瀛樺偍杩囩▼鍚嶇О> <褰㈠弬1>,<褰㈠弬2>,...
+--甯﹀弬甯﹁繑鍥炲��
+declare @鍙橀噺
+exec @鍙橀噺 = <瀛樺偍杩囩▼鍚嶇О> <褰㈠弬1>,<褰㈠弬2>,...
+--鏈夎緭鍏ュ弬鏁帮紝鏈夎緭鍑哄弬鏁扮殑瀛樺偍杩囩▼
+declare @鍙橀噺
+exec <瀛樺偍杩囩▼鍚嶇О> <褰㈠弬1>,<褰㈠弬2>,@鍙橀噺 output
+--涓�涓彉閲忓悓鏃跺叿澶囪緭鍏ヨ緭鍑哄姛鑳�
+declare @鍙橀噺 <鏁版嵁绫诲瀷> = 鍊�
+exec <瀛樺偍杩囩▼鍚嶇О> <褰㈠弬1>,<褰㈠弬2>,@鍙橀噺 output
+```
+
+**鍒犻櫎瀛樺偍杩囩▼**
+```sql
+drop procedure <瀛樺偍杩囩▼鍚嶇О>
+```
+
+#### 瀛樺偍杩囩▼鐨勪紭鐐�
+鍏佽妯″潡鍖栫▼搴忚璁�
+鎵ц閫熷害鏇村揩
+鍑忓皯缃戠粶娴侀�氶噺
+鎻愰珮绯荤粺瀹夊叏鎬�
+
+#### 瀛樺偍杩囩▼涓庡嚱鏁扮殑鍖哄埆
+1.鍌ㄥ瓨杩囩▼鍙互鏈夎繑鍥炲�间篃鍙互鏃犺繑鍥炲�笺�傚嚱鏁板繀椤绘湁杩斿洖鍊笺��
+2.瀛樺偍杩囩▼鐨勫疄鐜版瘮杈冨鏉傦紝鑰屽嚱鏁扮殑瀹炵幇姣旇緝鏈夐拡瀵规�с��
+3.鍌ㄥ瓨杩囩▼鍙互杈撳叆杈撳嚭鍙傛暟锛岃�屽嚱鏁板彧鍙互杈撳叆鍙傛暟銆�
+4.杩囩▼鍏佽鍦ㄥ叾涓�夋嫨浠ュ強DML璇彞锛岃�屽嚱鏁板彧鍙互鍦ㄥ叾涓璼elect璇彞銆�
+5.鍙互鍦ㄥ瓨鍌ㄨ繃绋嬩腑璋冪敤鍑芥暟锛屼笉鍙互鍦ㄥ嚱鏁颁腑璋冪敤瀛樺偍杩囩▼銆�
+6.鍑芥暟鍙互浣滀负鏉′欢鍦ㄨ鍙ヤ腑浣跨敤锛屼絾鏄瓨鍌ㄨ繃绋嬩笉鍙互銆�
\ No newline at end of file