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1.创建表以及各种约束drop table bookinfo;create table bookinfo(bookid int primary key, --主键约束bookname varchar2(100) not null, --非空约束publish varchar2(100),price decimal,remark varchar2(4000) default '备注信息', --默认值constraint un_bookname unique (bookname), --唯一性约束constraint ck_price check ( price <=100 阅读全文
posted @ 2012-03-27 12:24
shuaisam
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=utf- 阅读全文
posted @ 2012-03-27 12:23
shuaisam
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=utf- 阅读全文
posted @ 2012-03-27 12:22
shuaisam
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=utf- 阅读全文
posted @ 2012-03-27 12:18
shuaisam
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1.右击工程,选中build path .->configure build path...2.选中libraries 选项页,点击Add Libray...按钮3.选中 Server Runtime , 然后Next>4.选中要载入的server,然后 finish 阅读全文
posted @ 2012-03-27 12:06
shuaisam
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java 自定义标签(二)2012-03-20 13:49继承SimpleTagSupport类实现 DynamicAttributes接口主要步骤1.java类package MyTag;import java.io.IOException;import java.util.HashMap;import java.util.List;import java.util.Map;import javax.servlet.jsp.JspException;import javax.servlet.jsp.JspWriter;import javax.servlet.jsp.PageContext; 阅读全文
posted @ 2012-03-27 12:05
shuaisam
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继承TagSupport 类实现方法主要步骤:1.java类package MyTag;import java.io.IOException;import javax.servlet.jsp.JspException;import javax.servlet.jsp.JspWriter;import javax.servlet.jsp.tagext.TagSupport;public class Tag extends TagSupport {private int pageSize;public int getPageSize() {return pageSize;}public void 阅读全文
posted @ 2012-03-27 12:05
shuaisam
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1.代码<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset= 阅读全文
posted @ 2012-03-27 12:01
shuaisam
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1.html code<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; c 阅读全文
posted @ 2012-03-27 12:01
shuaisam
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1.代码<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset= 阅读全文
posted @ 2012-03-27 12:00
shuaisam
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