Java连接各类数据库的程序代码
2008-03-21 11:23
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1、使用JSP连接要SQL Server 7.0/2000数据库
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/None.gif)
//testsqlserver.jsp
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ExpandedBlockStart.gif)
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ContractedBlock.gif)
<%...@ page contentType="text/html; charset="gb2313" %>
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ExpandedBlockEnd.gif)
<%@ page import="java.sql.*" %>
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/None.gif)
<html>
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/None.gif)
<body>
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ExpandedBlockStart.gif)
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ContractedBlock.gif)
<%...
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/InBlock.gif)
Class.forName("com.microsoft.jdbc.sqlserver.SQLServerDriver").newInstance();
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/InBlock.gif)
String url="jdbc:microsoft:sqlserver://localhost:1433; DatabaseName=newe";
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/InBlock.gif)
String user="Administrator";
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/InBlock.gif)
String password="123456";
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/InBlock.gif)
Connection conn=DriverManager.getConnection(url, user, password);
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/InBlock.gif)
Statement stmt=conn.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE, ResultSet.CONCUR_UPDATABLE);
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/InBlock.gif)
String sql="select * from student";
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/InBlock.gif)
ResultSet rs=stmt.ExecuteQuery(sql);
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ExpandedBlockEnd.gif)
while(rs.next()){
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/None.gif)
%>
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ExpandedBlockStart.gif)
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ContractedBlock.gif)
<%... = rs.getString(1) %>
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ExpandedBlockStart.gif)
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ContractedBlock.gif)
<%... = rs.getString(2) %>
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ExpandedBlockStart.gif)
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ContractedBlock.gif)
<%...
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/None.gif)
%>
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ExpandedBlockStart.gif)
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ContractedBlock.gif)
<%...
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/InBlock.gif)
rs.close();
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/InBlock.gif)
stmt.close();
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ExpandedBlockEnd.gif)
conn.close();
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/None.gif)
%>
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/None.gif)
</body>
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/None.gif)
</html>
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/None.gif)
2、使用JSP连接DB2
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/None.gif)
//testdb2.jsp
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ExpandedBlockStart.gif)
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ContractedBlock.gif)
<%...@ page contentType="text/html;charset=gb2312" %>
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ExpandedBlockStart.gif)
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ContractedBlock.gif)
<%...@ page import="java.sql.*" %>
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/None.gif)
<html>
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/None.gif)
<body>
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ExpandedBlockStart.gif)
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ContractedBlock.gif)
<%...
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/InBlock.gif)
Class.forName("com.ibm.db2.jdbc.app.DB2Driver").newInstance();
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/InBlock.gif)
String url="jdbc:db2://localhost:5000/sample";
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/InBlock.gif)
String user="admin";
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/InBlock.gif)
String password="admin";
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/InBlock.gif)
Connection conn=DriverManager.getConnection(url, user, password);
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/InBlock.gif)
Statement stmt=conn.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE, ResultSet.CONCUR_UPDATABLE);
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/InBlock.gif)
String sql="select * from test";
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/InBlock.gif)
ResultSet rs=stmt.ExecuteQuery(sql);
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ExpandedBlockEnd.gif)
while(rs.next()){
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/None.gif)
%>
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ExpandedBlockStart.gif)
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ContractedBlock.gif)
你的第一个字段内容是:<%... = rs.getString(1) %>
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ExpandedBlockStart.gif)
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ContractedBlock.gif)
你的第二个字段内容是:<%... = rs.getString(2) %>
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ExpandedBlockStart.gif)
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ContractedBlock.gif)
<%...
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/None.gif)
%>
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ExpandedBlockStart.gif)
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ContractedBlock.gif)
<%...
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/InBlock.gif)
rs.close();
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/InBlock.gif)
stmt.close();
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ExpandedBlockEnd.gif)
conn.close();
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/None.gif)
%>
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/None.gif)
</body>
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/None.gif)
</html>
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/None.gif)
//testsqlserver.jsp
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ExpandedBlockStart.gif)
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ContractedBlock.gif)
<%...@ page contentType="text/html; charset="gb2313" %>
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ExpandedBlockEnd.gif)
<%@ page import="java.sql.*" %>
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/None.gif)
<html>
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/None.gif)
<body>
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ExpandedBlockStart.gif)
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ContractedBlock.gif)
<%...
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/InBlock.gif)
Class.forName("com.microsoft.jdbc.sqlserver.SQLServerDriver").newInstance();
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/InBlock.gif)
String url="jdbc:microsoft:sqlserver://localhost:1433; DatabaseName=newe";
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/InBlock.gif)
String user="Administrator";
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/InBlock.gif)
String password="123456";
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/InBlock.gif)
Connection conn=DriverManager.getConnection(url, user, password);
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/InBlock.gif)
Statement stmt=conn.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE, ResultSet.CONCUR_UPDATABLE);
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/InBlock.gif)
String sql="select * from student";
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/InBlock.gif)
ResultSet rs=stmt.ExecuteQuery(sql);
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ExpandedBlockEnd.gif)
while(rs.next()){
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/None.gif)
%>
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ExpandedBlockStart.gif)
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ContractedBlock.gif)
<%... = rs.getString(1) %>
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ExpandedBlockStart.gif)
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ContractedBlock.gif)
<%... = rs.getString(2) %>
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ExpandedBlockStart.gif)
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ContractedBlock.gif)
<%...
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/None.gif)
%>
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ExpandedBlockStart.gif)
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ContractedBlock.gif)
<%...
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/InBlock.gif)
rs.close();
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/InBlock.gif)
stmt.close();
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ExpandedBlockEnd.gif)
conn.close();
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/None.gif)
%>
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/None.gif)
</body>
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/None.gif)
</html>
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/None.gif)
2、使用JSP连接DB2
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/None.gif)
//testdb2.jsp
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ExpandedBlockStart.gif)
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ContractedBlock.gif)
<%...@ page contentType="text/html;charset=gb2312" %>
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ExpandedBlockStart.gif)
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ContractedBlock.gif)
<%...@ page import="java.sql.*" %>
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/None.gif)
<html>
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/None.gif)
<body>
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ExpandedBlockStart.gif)
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ContractedBlock.gif)
<%...
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/InBlock.gif)
Class.forName("com.ibm.db2.jdbc.app.DB2Driver").newInstance();
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/InBlock.gif)
String url="jdbc:db2://localhost:5000/sample";
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/InBlock.gif)
String user="admin";
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/InBlock.gif)
String password="admin";
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/InBlock.gif)
Connection conn=DriverManager.getConnection(url, user, password);
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/InBlock.gif)
Statement stmt=conn.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE, ResultSet.CONCUR_UPDATABLE);
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/InBlock.gif)
String sql="select * from test";
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/InBlock.gif)
ResultSet rs=stmt.ExecuteQuery(sql);
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ExpandedBlockEnd.gif)
while(rs.next()){
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/None.gif)
%>
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ExpandedBlockStart.gif)
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ContractedBlock.gif)
你的第一个字段内容是:<%... = rs.getString(1) %>
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ExpandedBlockStart.gif)
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ContractedBlock.gif)
你的第二个字段内容是:<%... = rs.getString(2) %>
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ExpandedBlockStart.gif)
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ContractedBlock.gif)
<%...
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/None.gif)
%>
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ExpandedBlockStart.gif)
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ContractedBlock.gif)
<%...
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/InBlock.gif)
rs.close();
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/InBlock.gif)
stmt.close();
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/ExpandedBlockEnd.gif)
conn.close();
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/None.gif)
%>
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/None.gif)
</body>
![](http://images.csdn.net/syntaxhighlighting/OutliningIndicators/None.gif)
</html>
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