【汇总】SQL CODE --- 经典·精彩

水深无声 2021-12-15 14:41 248阅读 0赞

数据操作类 SQLHelper.cs  
[http://www.cnblogs.com/zengxiangzhan/archive/2009/12/31/1636871.html][http_www.cnblogs.com_zengxiangzhan_archive_2009_12_31_1636871.html]

无限级分类 存储过程  
[http://www.cnblogs.com/zengxiangzhan/archive/2010/01/04/1639220.html][http_www.cnblogs.com_zengxiangzhan_archive_2010_01_04_1639220.html]

**百万级分页存储**  
[http://www.cnblogs.com/zengxiangzhan/archive/2009/09/12/1565313.html][http_www.cnblogs.com_zengxiangzhan_archive_2009_09_12_1565313.html]

**SQL经典短小代码收集**  
[http://www.cnblogs.com/zengxiangzhan/archive/2009/09/12/1565320.html][http_www.cnblogs.com_zengxiangzhan_archive_2009_09_12_1565320.html]

学生表 课程表 成绩表 教师表 50个常用sql语句  
[http://www.cnblogs.com/zengxiangzhan/archive/2009/09/23/1572276.html][http_www.cnblogs.com_zengxiangzhan_archive_2009_09_23_1572276.html]

SQL SERVER 与ACCESS、EXCEL的数据转换  
[http://www.cnblogs.com/zengxiangzhan/archive/2009/09/15/1567329.html][http_www.cnblogs.com_zengxiangzhan_archive_2009_09_15_1567329.html]

游标  
[http://www.cnblogs.com/zengxiangzhan/archive/2010/01/03/1638165.html][http_www.cnblogs.com_zengxiangzhan_archive_2010_01_03_1638165.html]

根据不同的条件查询不同的表  
[http://www.cnblogs.com/zengxiangzhan/archive/2009/12/05/1617458.html][http_www.cnblogs.com_zengxiangzhan_archive_2009_12_05_1617458.html]

**sql查询优化 索引优化**

[http://www.cnblogs.com/zengxiangzhan/archive/2009/12/04/1617186.html][http_www.cnblogs.com_zengxiangzhan_archive_2009_12_04_1617186.html]

master.dbo.spt\_values 的妙用  
[http://www.cnblogs.com/zengxiangzhan/archive/2009/11/24/1609197.html][http_www.cnblogs.com_zengxiangzhan_archive_2009_11_24_1609197.html]

关于SQL时间类型的模糊查询  
[http://www.cnblogs.com/zengxiangzhan/archive/2009/09/23/1572286.html][http_www.cnblogs.com_zengxiangzhan_archive_2009_09_23_1572286.html]

排名 sql  
[http://www.cnblogs.com/zengxiangzhan/archive/2009/09/23/1572290.html][http_www.cnblogs.com_zengxiangzhan_archive_2009_09_23_1572290.html]

同步两个数据库  
[http://www.cnblogs.com/zengxiangzhan/archive/2009/11/15/1603267.html][http_www.cnblogs.com_zengxiangzhan_archive_2009_11_15_1603267.html]

QLServer和Oracle常用函数对比  
[http://www.cnblogs.com/zengxiangzhan/archive/2009/09/17/1568816.html][http_www.cnblogs.com_zengxiangzhan_archive_2009_09_17_1568816.html]

国内最新最全面IP数据库  
[http://www.cnblogs.com/zengxiangzhan/archive/2010/03/21/1691051.html][http_www.cnblogs.com_zengxiangzhan_archive_2010_03_21_1691051.html]

sql 先进先出 库存  
[http://www.cnblogs.com/zengxiangzhan/archive/2009/11/22/1608079.html][http_www.cnblogs.com_zengxiangzhan_archive_2009_11_22_1608079.html]

BOM 创建用户定义函数,每个子节点de父节点的信息

[http://www.cnblogs.com/zengxiangzhan/archive/2010/01/04/1639181.html][http_www.cnblogs.com_zengxiangzhan_archive_2010_01_04_1639181.html]

用PARSENAME函数拆分字符串

[http://www.cnblogs.com/zengxiangzhan/archive/2010/01/03/1638183.html][http_www.cnblogs.com_zengxiangzhan_archive_2010_01_03_1638183.html]

将一个字符串分成多列  
[http://www.cnblogs.com/zengxiangzhan/archive/2010/01/03/1638172.html][http_www.cnblogs.com_zengxiangzhan_archive_2010_01_03_1638172.html]

字符串分割函数--拆分成多行

[http://www.cnblogs.com/zengxiangzhan/archive/2010/01/03/1638171.html][http_www.cnblogs.com_zengxiangzhan_archive_2010_01_03_1638171.html]

合并多行的某一列值  
[http://www.cnblogs.com/zengxiangzhan/archive/2010/01/03/1638169.html][http_www.cnblogs.com_zengxiangzhan_archive_2010_01_03_1638169.html]

列和相减 L3-L2  
[http://www.cnblogs.com/zengxiangzhan/archive/2010/01/03/1638153.html][http_www.cnblogs.com_zengxiangzhan_archive_2010_01_03_1638153.html]

统计交叉相等两列元祖的次数 去掉重复  
[http://www.cnblogs.com/zengxiangzhan/archive/2010/01/03/1638150.html][http_www.cnblogs.com_zengxiangzhan_archive_2010_01_03_1638150.html]

行列 转换 合并 分拆  
[http://www.cnblogs.com/zengxiangzhan/archive/2010/01/03/1638185.html][http_www.cnblogs.com_zengxiangzhan_archive_2010_01_03_1638185.html]

SQL 年龄段 分组统计  
[http://www.cnblogs.com/zengxiangzhan/archive/2010/02/04/1663468.html][http_www.cnblogs.com_zengxiangzhan_archive_2010_02_04_1663468.html]

每个分类取最新的几条的SQL实现

[http://www.cnblogs.com/zengxiangzhan/archive/2010/01/05/1639886.html][http_www.cnblogs.com_zengxiangzhan_archive_2010_01_05_1639886.html]

小计 合计 -统计  
[http://www.cnblogs.com/zengxiangzhan/archive/2010/01/03/1638155.html][http_www.cnblogs.com_zengxiangzhan_archive_2010_01_03_1638155.html]

求每天的收入和支出  
[http://www.cnblogs.com/zengxiangzhan/archive/2010/01/03/1638149.html][http_www.cnblogs.com_zengxiangzhan_archive_2010_01_03_1638149.html]

用户消费总金额 2000以下 2000-4000 4000-6000

[http://www.cnblogs.com/zengxiangzhan/archive/2010/01/03/1638193.html][http_www.cnblogs.com_zengxiangzhan_archive_2010_01_03_1638193.html]

有小时、分钟，求平均工作时间

[http://www.cnblogs.com/zengxiangzhan/archive/2010/01/03/1638161.html][http_www.cnblogs.com_zengxiangzhan_archive_2010_01_03_1638161.html]

电话通话次数以及时长  
[http://www.cnblogs.com/zengxiangzhan/archive/2010/01/03/1638162.html][http_www.cnblogs.com_zengxiangzhan_archive_2010_01_03_1638162.html]

时间天数相差5天以上并且记录条数大于2的信息

[http://www.cnblogs.com/zengxiangzhan/archive/2010/01/03/1638194.html][http_www.cnblogs.com_zengxiangzhan_archive_2010_01_03_1638194.html]

统计文章各种分类总数  
[http://www.cnblogs.com/zengxiangzhan/archive/2010/01/03/1638158.html][http_www.cnblogs.com_zengxiangzhan_archive_2010_01_03_1638158.html]

近期价格处于降价趋势（至少调了3次）的所有商品  
[http://www.cnblogs.com/zengxiangzhan/archive/2010/01/03/1638156.html][http_www.cnblogs.com_zengxiangzhan_archive_2010_01_03_1638156.html]

班级考试人数大于10、班级最低分在50分以上、计算机学院、班级平均分从高到低前10名

[http://www.cnblogs.com/zengxiangzhan/archive/2010/01/03/1638163.html][http_www.cnblogs.com_zengxiangzhan_archive_2010_01_03_1638163.html]

取出点击量最高的文章100篇，每个作者不超过5篇  
[http://www.cnblogs.com/zengxiangzhan/archive/2010/01/03/1638147.html][http_www.cnblogs.com_zengxiangzhan_archive_2010_01_03_1638147.html]

如何向一个自增字段插值  
[http://www.cnblogs.com/zengxiangzhan/archive/2010/01/03/1638160.html][http_www.cnblogs.com_zengxiangzhan_archive_2010_01_03_1638160.html]

查字段指定数据后一行记录

[http://www.cnblogs.com/zengxiangzhan/archive/2010/01/03/1638192.html][http_www.cnblogs.com_zengxiangzhan_archive_2010_01_03_1638192.html]

找出与某id相近的四条记录

[http://www.cnblogs.com/zengxiangzhan/archive/2010/01/03/1638178.html][http_www.cnblogs.com_zengxiangzhan_archive_2010_01_03_1638178.html]

**SQL2005实现全文检索的步骤** 停止数据库的用户连接  
[http://www.cnblogs.com/zengxiangzhan/archive/2010/01/03/1638164.html][http_www.cnblogs.com_zengxiangzhan_archive_2010_01_03_1638164.html]

解决并清除SQL被注入<script>恶意病毒代码的语句

[http://www.cnblogs.com/zengxiangzhan/archive/2010/02/08/1665660.html][http_www.cnblogs.com_zengxiangzhan_archive_2010_02_08_1665660.html]

by http://www.cnblogs.com/zengxiangzhan/archive/2010/05/12/1733758.html

转载于:https://www.cnblogs.com/jazzka702/archive/2013/03/14/2959408.html

[http_www.cnblogs.com_zengxiangzhan_archive_2009_12_31_1636871.html]: http://www.cnblogs.com/zengxiangzhan/archive/2009/12/31/1636871.html
[http_www.cnblogs.com_zengxiangzhan_archive_2010_01_04_1639220.html]: http://www.cnblogs.com/zengxiangzhan/archive/2010/01/04/1639220.html
[http_www.cnblogs.com_zengxiangzhan_archive_2009_09_12_1565313.html]: http://www.cnblogs.com/zengxiangzhan/archive/2009/09/12/1565313.html
[http_www.cnblogs.com_zengxiangzhan_archive_2009_09_12_1565320.html]: http://www.cnblogs.com/zengxiangzhan/archive/2009/09/12/1565320.html
[http_www.cnblogs.com_zengxiangzhan_archive_2009_09_23_1572276.html]: http://www.cnblogs.com/zengxiangzhan/archive/2009/09/23/1572276.html
[http_www.cnblogs.com_zengxiangzhan_archive_2009_09_15_1567329.html]: http://www.cnblogs.com/zengxiangzhan/archive/2009/09/15/1567329.html
[http_www.cnblogs.com_zengxiangzhan_archive_2010_01_03_1638165.html]: http://www.cnblogs.com/zengxiangzhan/archive/2010/01/03/1638165.html
[http_www.cnblogs.com_zengxiangzhan_archive_2009_12_05_1617458.html]: http://www.cnblogs.com/zengxiangzhan/archive/2009/12/05/1617458.html
[http_www.cnblogs.com_zengxiangzhan_archive_2009_12_04_1617186.html]: http://www.cnblogs.com/zengxiangzhan/archive/2009/12/04/1617186.html
[http_www.cnblogs.com_zengxiangzhan_archive_2009_11_24_1609197.html]: http://www.cnblogs.com/zengxiangzhan/archive/2009/11/24/1609197.html
[http_www.cnblogs.com_zengxiangzhan_archive_2009_09_23_1572286.html]: http://www.cnblogs.com/zengxiangzhan/archive/2009/09/23/1572286.html
[http_www.cnblogs.com_zengxiangzhan_archive_2009_09_23_1572290.html]: http://www.cnblogs.com/zengxiangzhan/archive/2009/09/23/1572290.html
[http_www.cnblogs.com_zengxiangzhan_archive_2009_11_15_1603267.html]: http://www.cnblogs.com/zengxiangzhan/archive/2009/11/15/1603267.html
[http_www.cnblogs.com_zengxiangzhan_archive_2009_09_17_1568816.html]: http://www.cnblogs.com/zengxiangzhan/archive/2009/09/17/1568816.html
[http_www.cnblogs.com_zengxiangzhan_archive_2010_03_21_1691051.html]: http://www.cnblogs.com/zengxiangzhan/archive/2010/03/21/1691051.html
[http_www.cnblogs.com_zengxiangzhan_archive_2009_11_22_1608079.html]: http://www.cnblogs.com/zengxiangzhan/archive/2009/11/22/1608079.html
[http_www.cnblogs.com_zengxiangzhan_archive_2010_01_04_1639181.html]: http://www.cnblogs.com/zengxiangzhan/archive/2010/01/04/1639181.html
[http_www.cnblogs.com_zengxiangzhan_archive_2010_01_03_1638183.html]: http://www.cnblogs.com/zengxiangzhan/archive/2010/01/03/1638183.html
[http_www.cnblogs.com_zengxiangzhan_archive_2010_01_03_1638172.html]: http://www.cnblogs.com/zengxiangzhan/archive/2010/01/03/1638172.html
[http_www.cnblogs.com_zengxiangzhan_archive_2010_01_03_1638171.html]: http://www.cnblogs.com/zengxiangzhan/archive/2010/01/03/1638171.html
[http_www.cnblogs.com_zengxiangzhan_archive_2010_01_03_1638169.html]: http://www.cnblogs.com/zengxiangzhan/archive/2010/01/03/1638169.html
[http_www.cnblogs.com_zengxiangzhan_archive_2010_01_03_1638153.html]: http://www.cnblogs.com/zengxiangzhan/archive/2010/01/03/1638153.html
[http_www.cnblogs.com_zengxiangzhan_archive_2010_01_03_1638150.html]: http://www.cnblogs.com/zengxiangzhan/archive/2010/01/03/1638150.html
[http_www.cnblogs.com_zengxiangzhan_archive_2010_01_03_1638185.html]: http://www.cnblogs.com/zengxiangzhan/archive/2010/01/03/1638185.html
[http_www.cnblogs.com_zengxiangzhan_archive_2010_02_04_1663468.html]: http://www.cnblogs.com/zengxiangzhan/archive/2010/02/04/1663468.html
[http_www.cnblogs.com_zengxiangzhan_archive_2010_01_05_1639886.html]: http://www.cnblogs.com/zengxiangzhan/archive/2010/01/05/1639886.html
[http_www.cnblogs.com_zengxiangzhan_archive_2010_01_03_1638155.html]: http://www.cnblogs.com/zengxiangzhan/archive/2010/01/03/1638155.html
[http_www.cnblogs.com_zengxiangzhan_archive_2010_01_03_1638149.html]: http://www.cnblogs.com/zengxiangzhan/archive/2010/01/03/1638149.html
[http_www.cnblogs.com_zengxiangzhan_archive_2010_01_03_1638193.html]: http://www.cnblogs.com/zengxiangzhan/archive/2010/01/03/1638193.html
[http_www.cnblogs.com_zengxiangzhan_archive_2010_01_03_1638161.html]: http://www.cnblogs.com/zengxiangzhan/archive/2010/01/03/1638161.html
[http_www.cnblogs.com_zengxiangzhan_archive_2010_01_03_1638162.html]: http://www.cnblogs.com/zengxiangzhan/archive/2010/01/03/1638162.html
[http_www.cnblogs.com_zengxiangzhan_archive_2010_01_03_1638194.html]: http://www.cnblogs.com/zengxiangzhan/archive/2010/01/03/1638194.html
[http_www.cnblogs.com_zengxiangzhan_archive_2010_01_03_1638158.html]: http://www.cnblogs.com/zengxiangzhan/archive/2010/01/03/1638158.html
[http_www.cnblogs.com_zengxiangzhan_archive_2010_01_03_1638156.html]: http://www.cnblogs.com/zengxiangzhan/archive/2010/01/03/1638156.html
[http_www.cnblogs.com_zengxiangzhan_archive_2010_01_03_1638163.html]: http://www.cnblogs.com/zengxiangzhan/archive/2010/01/03/1638163.html
[http_www.cnblogs.com_zengxiangzhan_archive_2010_01_03_1638147.html]: http://www.cnblogs.com/zengxiangzhan/archive/2010/01/03/1638147.html
[http_www.cnblogs.com_zengxiangzhan_archive_2010_01_03_1638160.html]: http://www.cnblogs.com/zengxiangzhan/archive/2010/01/03/1638160.html
[http_www.cnblogs.com_zengxiangzhan_archive_2010_01_03_1638192.html]: http://www.cnblogs.com/zengxiangzhan/archive/2010/01/03/1638192.html
[http_www.cnblogs.com_zengxiangzhan_archive_2010_01_03_1638178.html]: http://www.cnblogs.com/zengxiangzhan/archive/2010/01/03/1638178.html
[http_www.cnblogs.com_zengxiangzhan_archive_2010_01_03_1638164.html]: http://www.cnblogs.com/zengxiangzhan/archive/2010/01/03/1638164.html
[http_www.cnblogs.com_zengxiangzhan_archive_2010_02_08_1665660.html]: http://www.cnblogs.com/zengxiangzhan/archive/2010/02/08/1665660.html