这种客户根本就不能给用ACCESS数据库了。。速度上就根不上了。。
只好给上SQL了。。而且要用存储过程。。以前一直没用过。。不过难度倒是不大。。
不过点是比较被。。由于自己的电脑比较垃圾(上班用的这台,可不是我家的。。呵呵),装个sql2000竟然装了一个上午,就是认不出来。。人品吧。。哇咔咔。。
下午结果装上了。。
开始研究.Net的存储过程。。找北京的朋友。。咨询了一下。。结果也没有讨论出太明确的结果,他给了些代码。。结果手机显示的不是很全。。就没太看。。还是屏幕小啊。。回来换个大的去。。就又去网上找了。。最后在蓝色上找到个asp版的。。不过这就不错拉。。给出链接来(http://www.blueidea.com/tech/program/2006/3972.asp)SQL存储过程初探,
我的要求倒也不高,能select insert update 就可以了。。也没啥太大的要求。
看后终于明白了。。用了2分钟给改成 .net版的存储过程了。。哇咔咔。。
下面给出两个重点。。一个就是存储过程的写法
1
CREATE PROCEDURE [dbo].[insertpp] AS
2
3
begin
4
insert into myuser ( name ) VALUES ('pengpeng')
5
end
6
GO
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2
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3
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4
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5
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6
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这个是我在sql2000的存储过程里写的。和蓝色的那个教程有点不一样,但是能用就是硬道理!!
带参数的。。我就直接拷贝人家教程的吧。。原理一样我就不写了。。懒下下了。。呵呵
1
CREATE PROC upGetUserName
2
@intUserId NVARCHAR(50),
3
@intUserpass NVARCHAR(50)
4
AS
5
BEGIN
6
SELECT uname FROM users WHERE uId=@intUserId and pass=@intUserpass
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8
END
9
GO
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2
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3
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4
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5
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6
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7
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8
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9
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其实就是多个变量。。
下面给出.net的调用代码(说实话和asp没太大区别。。嘿嘿)
1
private void Button1_Click(object sender, System.EventArgs e)
2
{
3
try
4
{
5
common.db db = new common.db();
6
db.ExeSql("exec insertpp");
7
common.FunLib.Msg("插入成功!",this.Page);
8
}
9
catch
10
{
11
common.FunLib.Msg("插入错误!",this.Page);
12
}
13
}
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2
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3
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4
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5
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6
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7
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8
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9
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10
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11
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12
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13
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当然了。。数据库那里还有配置了。。
1
<!--
2
数据库字段设置 彭彭编写
3
-->
4
5
<appSettings>
6
<add key="connSelect" value="sqlCon"></add>
7
<add key="accessConn" value="Provider=Microsoft.Jet.OLEDB.4.0;Data source=D:\webpp\2007年8月份网站\pp.mdb" ></add>
8
<add key="sqlCon" value="Data Source=AS\PPP;Database=test;Uid=sa;Pwd="></add>
9
<add key="flashxml" value="D:\webpp\2007年8月份网站\viewerData.xml"></add>
10
</appSettings>
11
12
</configuration>
13
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2
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3
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4
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5
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6
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7
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8
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9
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10
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11
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12
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13
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当然这个是彭彭自己的.Net数据库类。。大家每个人用的都不一样。。我也就不说啥了。。会的看看就会了。。很简单的。。要是不会。。我也只能就说到这里了。。大家多交流吧。。快下班拉。。晚上去吃大餐啦。。高兴中。。
------------------------------
后记:
补充下带参的调用 吼吼。。
sql = "exec upGetUserName 'snake','snake'"
------------------------------
那个项目的存储过程写完了。。并且测试成功,现发布出来。。厚厚。。
----------------------
功能:指定两个日期,插入这个两个日期之间的商品记录,等于两个日期中间隔多少天,实际上就是插入了多少条纪律。。当然还有每天的其他数据,比如他那个报纸的数量,绑定的栏目什么的。。
----------------------
-----------------------------
调用形式
exec insertRs 33,'1984-6-5','1984-6-15',33
-----------------------------
这个存储过程终于弄完了。。希望不要有什么新的功能出来。。存储过程不好写啊。。手里也没有点资料,直接在sql里写,字小小的。。郁闷。。虽然不是很难,但是很别扭。。写的很不爽,但是写完了,感觉到了sql的效率,什么是效率。。哈哈。。
-----------------------------后记:
补充下带参的调用 吼吼。。
sql = "exec upGetUserName 'snake','snake'"
------------------------------
那个项目的存储过程写完了。。并且测试成功,现发布出来。。厚厚。。
----------------------
功能:指定两个日期,插入这个两个日期之间的商品记录,等于两个日期中间隔多少天,实际上就是插入了多少条纪律。。当然还有每天的其他数据,比如他那个报纸的数量,绑定的栏目什么的。。
----------------------
1
CREATE PROCEDURE [dbo].[insertRs]
2
@intBId int,
3
@StartDate smalldatetime,
4
@EndDate smalldatetime ,
5
@intNum int
6
AS
7
begin
8
9
while @StartDate <= @EndDate
10
begin
11
print @StartDate
12
13
insert into AName ( BId,ADateTime ) VALUES (@intBId,@StartDate)
14
--注意改变循环变量,以保证不会构成死循环
15
-- 字符串类型 NVARCHAR(50)
16
set @StartDate = @StartDate + 1
17
18
end
19
20
21
end
22
GO
23
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2
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3
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4
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5
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6
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7
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8
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9
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10
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11
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12
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13
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14
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15
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16
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17
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18
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19
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20
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21
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22
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23
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-----------------------------
调用形式
exec insertRs 33,'1984-6-5','1984-6-15',33
-----------------------------
这个存储过程终于弄完了。。希望不要有什么新的功能出来。。存储过程不好写啊。。手里也没有点资料,直接在sql里写,字小小的。。郁闷。。虽然不是很难,但是很别扭。。写的很不爽,但是写完了,感觉到了sql的效率,什么是效率。。哈哈。。
补个最终版的sql语句
insert into AName ( BId,ADateTime,ANum ) VALUES (@intBId,@StartDate,@intNum)
-----------------------------
再次修改为:重复的数量加一,不重复的插入数据。
1
CREATE PROCEDURE [dbo].[insertRs]
2
@intBId int,
3
@StartDate smalldatetime,
4
@EndDate smalldatetime ,
5
@intNum int
6
AS
7
begin
8
9
while @StartDate <= @EndDate
10
begin
11
print @StartDate
12
if exists (select * from AName where ADateTime = @StartDate)
13
BEGIN
14
/*
15
insert into AName ( BId,ADateTime,ANum ) VALUES (@intBId,@StartDate,@intNum)
16
*/
17
update AName set ANum = ANum + @intNum where ADateTime = @StartDate
18
END
19
else
20
BEGIN
21
insert into AName ( BId,ADateTime,ANum ) VALUES (@intBId,@StartDate,@intNum)
22
END
23
24
25
26
27
--注意改变循环变量,以保证不会构成死循环
28
-- 字符串类型 NVARCHAR(50)
29
set @StartDate = @StartDate + 1
30
31
end
32
33
34
end
35
GO
36
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2
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3
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4
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5
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6
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7
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8
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9
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10
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11
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12
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13
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14
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15
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16
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17
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18
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19
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20
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21
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22
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23
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24
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25
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26
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27
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28
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29
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30
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31
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32
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33
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34
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35
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36
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