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preparedstatement方法执行完后，sql语句会发送给数据库，数据库会对sql进行预编译，预编译后的sql语句的结构是不能改变的。预编译就是数据库会对sql的结构进行编译，但是不是真正上的编译得到结果集。
SQL 查询平均每单天于10000元的会员的订单
- 博客分类：
- sql
select * from orderitems where member_id in(select MEMBER_ID from orderitems group by MEMBER_ID having avg(TOTALPRODUCT) >10000 ) order by orderitems.MEMBER_ID;
http://dreamsky.github.io/main/blog/metronic-bootstrap/ui_buttons.html
google bootstrap 后台模板
public static void main( String[] args )
{
int[] a = new int[]{1,2,5,3,7,9,6};
for(int i =0 ; i < a.length;i++){
System.out.println(Arrays.toString(a));
for(int j = 0;j < a.length-i-1;j++){
if(a[j] > a[j+1]){
int temp = a ...
http://www-01.ibm.com/support/knowledgecenter/SSZLC2_7.0.0/com.ibm.commerce.developer.doc/refs/rosshopflowdiag.htm?lang=en
linux下通过yum安装svn及配置
- 博客分类：
- Web开发工具
linux下通过yum安装svn及配置
http://oplinux.com/app/svn/linux-yum-install-svn.html
svn权限配置
http://www.cnblogs.com/zjjking/archive/2008/12/24/1361250.html
1.环境
centos5.5
2.安装svn
yum -y install subversion
3.配置
建立版本库目录
mkdir /www/svndata
svnserve -d -r /www/svndata
4.建立版本库
创建一个新的Subversion项目
svnadmin cr ...
修改 使用wcs managercenter assets tool 上传文件刷新时间
http://www-01.ibm.com/software/genservers/commerceproductline/compare.html
http://pic.dhe.ibm.com/infocenter/wchelp/v7r0m0/topic/com.ibm.commerce.admin.doc/concepts/cdc_cacheinv.htm
http://pic.dhe.ibm.com/infocenter/wchelp/v7r0m0/topic/com.ibm.commerce.admin.doc/tasks/tsecremem_cd.htm
Securing > Session management > Using cookies for session management > Persistent sessions (Remember Me)
Feedback
Enabling persistent sessions in a single store
Persistent sessions ar ...
linux zip 中更新文件
- 博客分类：
- Web开发工具
将test.zip 包中的js/example.js 更新为 /js/example.js
zip -u test.zip js/example.js /js/example.js
responseProperties.put(ECConstants.EC_REDIRECTURL, getUrl());
responseProperties.put(ECConstants.EC_VIEWTASKNAME, "RedirectView");
Exporting contracts using XML files
Exporting contracts using the XML flies that define them.
Procedure
Start the WebSphere Commerce Test Server.
Open a SQL session to your database and type the following SQL query:
select * from contract;
If you are using Apache Derby:
St ...
http://publib.boulder.ibm.com/infocenter/wchelp/v7r0m0/index.jsp?topic=%2Fcom.ibm.iea.wcs%2Fwcs%2F7.0.0.4%2FProgrammingModel.html