From f3c3cca8334f0a440c390ae1163a312ce3868dda Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E4=BE=AF=E9=94=9F=E9=93=96?= <2435175736@qq.com>
Date: Mon, 26 Sep 2022 12:18:03 +0000
Subject: [PATCH 1/2] =?UTF-8?q?=E9=98=BF=E6=96=AF=E9=A1=BF?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Signed-off-by: 侯锟铖 <2435175736@qq.com>
---
 .../\350\247\206\345\233\276.Markdown"              | 11 +++++++++++
 .../\351\200\273\350\276\221.Markdown"              | 13 +++++++++++++
 2 files changed, 24 insertions(+)
 create mode 100644 "17 \344\276\257\351\224\237\351\223\226/\344\275\234\344\270\232/\350\247\206\345\233\276.Markdown"
 create mode 100644 "17 \344\276\257\351\224\237\351\223\226/\344\275\234\344\270\232/\351\200\273\350\276\221.Markdown"

diff --git "a/17 \344\276\257\351\224\237\351\223\226/\344\275\234\344\270\232/\350\247\206\345\233\276.Markdown" "b/17 \344\276\257\351\224\237\351\223\226/\344\275\234\344\270\232/\350\247\206\345\233\276.Markdown"
new file mode 100644
index 0000000..8cb10c3
--- /dev/null
+++ "b/17 \344\276\257\351\224\237\351\223\226/\344\275\234\344\270\232/\350\247\206\345\233\276.Markdown"	
@@ -0,0 +1,11 @@
+编写视图实现查询出所有银行卡账户信息，显示卡号，身份证，姓名，余额。
+```sql
+create view vw_aban(显示卡号,身份证,姓名,余额)
+as
+select CardNo,AccountCode,RealName,CardMoney from AccountInfo a
+join BankCard b on a.AccountId=b.AccountId
+go
+select * from vw_aban
+
+drop view vw_aban
+```
\ No newline at end of file
diff --git "a/17 \344\276\257\351\224\237\351\223\226/\344\275\234\344\270\232/\351\200\273\350\276\221.Markdown" "b/17 \344\276\257\351\224\237\351\223\226/\344\275\234\344\270\232/\351\200\273\350\276\221.Markdown"
new file mode 100644
index 0000000..b456cc0
--- /dev/null
+++ "b/17 \344\276\257\351\224\237\351\223\226/\344\275\234\344\270\232/\351\200\273\350\276\221.Markdown"	
@@ -0,0 +1,13 @@
+为赵云此人进行开户开卡操作，赵云身份证：420107199904054233
+```sql
+declare @cno varchar(30)='420107199904054233'
+insert AccountInfo values(@cno,'13542265123','赵云',getdate())
+insert BankCard values('6223695231569457',4,123456,0.00,1,getdate())
+```
+--2. 需要求出张飞的银行卡卡号和余额，张飞身份证： （1.使用连接查询，2.使用变量）
+```sql
+declare @ano varchar(20)='420107199602034138 '
+select CardNo,CardMoney from AccountInfo a
+join BankCard b on a.AccountId=b.AccountId
+where AccountCode= @ano
+```
\ No newline at end of file
-- 
Gitee


From b27d5b49e6ab8f1b6f78315cf8a64f49a86a4c6f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E4=BE=AF=E9=94=9F=E9=93=96?= <2435175736@qq.com>
Date: Mon, 26 Sep 2022 12:51:50 +0000
Subject: [PATCH 2/2] =?UTF-8?q?=E5=A7=94=E6=89=98=E6=96=B9?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Signed-off-by: 侯锟铖 <2435175736@qq.com>
---
 ...\202\250\350\277\207\347\250\213.Markdown" | 43 +++++++++++++++++++
 1 file changed, 43 insertions(+)
 create mode 100644 "17 \344\276\257\351\224\237\351\223\226/\344\275\234\344\270\232/\345\255\230\345\202\250\350\277\207\347\250\213.Markdown"

diff --git "a/17 \344\276\257\351\224\237\351\223\226/\344\275\234\344\270\232/\345\255\230\345\202\250\350\277\207\347\250\213.Markdown" "b/17 \344\276\257\351\224\237\351\223\226/\344\275\234\344\270\232/\345\255\230\345\202\250\350\277\207\347\250\213.Markdown"
new file mode 100644
index 0000000..7ffc078
--- /dev/null
+++ "b/17 \344\276\257\351\224\237\351\223\226/\344\275\234\344\270\232/\345\255\230\345\202\250\350\277\207\347\250\213.Markdown"	
@@ -0,0 +1,43 @@
+--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
+go
+create proc proc_min
+as
+select top 1 CardNo,RealName,CardMoney from BankCard
+left join AccountInfo on BankCard.AccountId = AccountInfo.AccountId
+order by CardMoney
+
+exec proc_min
+go
+
+-----------------------------------------------------------------
+--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
+create proc proc_money
+@card char(20),@money money
+as
+begin
+  update BankCard  set CardMoney +=@money
+  where CardNo = @card
+
+  end
+exec proc_money'6225547858741263','4000'
+
+---------------------------------------------------------------
+-- 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
+go
+create proc proc_getp
+@card char(20),@money money
+as
+if @money <= (select cardmoney from BankCard where cardno = @card)
+begin 
+     update BankCard set cardmoney-=@money 
+	 where cardno = @card
+return 1
+end
+else
+begin
+return -1
+end
+go
+declare @o int
+exec @o= proc_getp'6225547858741263',10000
+print @o
\ No newline at end of file
-- 
Gitee