diff --git "a/25\346\210\264\344\277\212\351\224\213/\344\275\234\344\270\232/2022.10.6\344\275\234\344\270\232--\345\207\275\346\225\260.sql" "b/25\346\210\264\344\277\212\351\224\213/\344\275\234\344\270\232/2022.10.6\344\275\234\344\270\232--\345\207\275\346\225\260.sql"
new file mode 100644
index 0000000000000000000000000000000000000000..1e7e5b3aa4cd9958dc9e2f93e2ff5f48181c089c
--- /dev/null
+++ "b/25\346\210\264\344\277\212\351\224\213/\344\275\234\344\270\232/2022.10.6\344\275\234\344\270\232--\345\207\275\346\225\260.sql"
@@ -0,0 +1,96 @@
+--（1）编写一个函数求该银行的金额总和
+create function getMoney()
+returns money
+as
+begin
+	declare @money money
+	set @money = (select sum(CardMoney) from BankCard)
+	return @money
+end
+select dbo.getMoney() 总金额
+
+--（2）传入账户编号，返回账户真实姓名
+
+create function getName(@cardNo varchar(20))
+returns varchar(5)
+as
+begin
+	declare @name varchar(5)
+	set @name = (select a.RealName from AccountInfo a inner join BankCard b on a.AccountId = b.AccountId where b.CardNo=@cardNo)
+	return @name
+end
+select dbo.getName('6225547854125656') 姓名
+
+--（3）传递开始时间和结束时间，返回交易记录（存钱取钱），交易记录中包含 真实姓名，卡号，存钱金额，取钱金额，交易时间。
+create function getCharge(@beginTime smalldatetime ,@endTime smalldatetime)
+returns @Charge table(name varchar(10),cardNo varchar(20),saveMoney money,outMoney money ,getTime smalldatetime)
+as
+begin
+	insert into @Charge
+	select a.RealName,b.CardNo,c.MoneyInBank,c.MoneyOutBank,c.ExchangeTime from AccountInfo a inner join BankCard b on a.AccountId = b.AccountId
+	inner join CardExchange c on c.CardNo = b.CardNo where c.ExchangeTime between cast(@beginTime  as smalldatetime) and cast(@endTime as smalldatetime)
+	return
+end
+select * from getCharge('2022-09-19 ','2022-10-29')
+
+--（4）查询银行卡信息，将银行卡状态1,2,3,4分别转换为汉字“正常,挂失,冻结,注销”，根据银行卡余额显示银行卡等级 30万以下为“普通用户”,
+--30万及以上为"VIP用户"，分别显示卡号，身份证，姓名，余额，用户等级，银行卡状态。
+create function func_getMessage(@state int,@money money)
+returns @message table(
+	CardNo varchar(50),
+	CardState int,
+	state varchar(50),
+	CardMoney money,
+	lv varchar(50)
+
+)
+as
+begin
+	declare @sta varchar(50)
+	insert into @message
+	select 
+		CardNo,
+		CardState,
+		case
+			when CardState = 1 then '正常'
+			when CardState = 2 then '挂失'
+			when CardState = 3 then '冻结'
+			else '注销'
+		end ,
+		CardMoney ,
+		case 
+			when CardMoney < 300000 then '普通用户' 
+			else 'VIP用户'
+		end 
+	from BankCard
+	return
+end
+go
+select * from func_getMessage(1,30)
+
+--（5）编写函数，根据出生日期求年龄，年龄求实岁，例如：
+create function getAge(@Time smalldatetime)
+returns int 
+as
+begin
+	declare @year int = year(getdate())
+	declare @month int = month(getdate())
+	declare @day int = day(getdate())
+	declare @age int  = @year - year(@Time)
+	if(@month <= month(@Time))
+		begin
+			if(@month = month(@Time))
+				begin
+					if(@day < day(@Time))
+						set @age = @year - year(@Time)-1
+				end
+				set @age = @year - year(@Time)-1
+		end
+	else
+	set @age = @year - year(@Time)
+	return @age
+end
+drop function getAge
+select dbo.getAge('2003-11-08')
+
+
diff --git "a/25\346\210\264\344\277\212\351\224\213/\347\254\224\350\256\260/2022.10.6\347\254\224\350\256\260--\345\207\275\346\225\260.md" "b/25\346\210\264\344\277\212\351\224\213/\347\254\224\350\256\260/2022.10.6\347\254\224\350\256\260--\345\207\275\346\225\260.md"
new file mode 100644
index 0000000000000000000000000000000000000000..02ea16baa5299db33069b782a270f298d5f579b1
--- /dev/null
+++ "b/25\346\210\264\344\277\212\351\224\213/\347\254\224\350\256\260/2022.10.6\347\254\224\350\256\260--\345\207\275\346\225\260.md"
@@ -0,0 +1,47 @@
+**sql server 鑷畾涔夊嚱鏁板垎涓轰袱绉嶇被鍨嬶細鏍囬噺鍑芥暟锛圫calar Function锛夊澹版槑琛ㄥ�煎嚱鏁帮紙Multi-Statement Function锛�**
+
+**鏍囬噺鍑芥暟**锛氭爣閲忓嚱鏁版槸瀵瑰崟涓�鍊兼搷浣滐紝杩斿洖鍗曚竴鍊笺��
+
+```sql
+CREATE  FUNCTION  function_name(@parameter_name   parameter_data_type) --锛園鍙傛暟鍚� 鍙傛暟鐨勬暟鎹被鍨嬶級
+RETURNS date_type   --杩斿洖杩斿洖鍊肩殑鏁版嵁绫诲瀷
+
+[AS]
+
+BEGIN
+
+  function_body --鍑芥暟浣�
+
+  RETURN  琛ㄨ揪寮�;  --蹇呴』瑕佹湁鐨�
+
+END
+```
+
+**澶氬０鏄庤〃鍊煎嚱鏁�**锛氬畠鐨勮繑鍥炲�兼槸涓�涓〃锛屼絾瀹冨拰鏍囬噺鍨嬪嚱鏁颁竴鏍锋湁涓�涓敤BEGIN-END 璇彞鎷捣鏉ョ殑鍑芥暟浣擄紝杩斿洖鍊肩殑琛ㄤ腑鐨勬暟鎹槸鐢卞嚱鏁颁綋涓殑璇彞鎻掑叆鐨勩��
+
+```sql
+create function 鍚嶇О
+
+([{@鍙傛暟鍚嶇О 鍙傛暟绫诲瀷[=榛樿鍊糫}[,n]])
+
+returns @灞�閮ㄥ彉閲� table锛堝弬鏁板悕 鍙傛暟绫诲瀷锛�
+
+[with encryption]
+
+[as]
+
+begin
+
+鍑芥暟浣�
+
+return 鍑芥暟杩斿洖鍊�
+
+
+```
+
+鍒犻櫎鍑芥暟
+
+```sql
+drop function 鍑芥暟鍚�
+```
+