可以先用ODBC建立一个数据源;
然后再通过JDBC:ODBC驱动调用数据库;
import java.sql.*;
public class TestJDBC{
public static void main(String[] args) {
try{
Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
Connection con = DriverManager.getConnection("jdbc:odbc:TESTACCESS", "", "");
Statement stmt=con.createStatement();
ResultSet rs=stmt.executeQuery("select * from students");
while(rs.next()){
System.out.print("\t编号:" + rs.getString(1));
System.out.print("\t姓名:" + rs.getString(2));
System.out.print("\t性别:" + rs.getString(3));
System.out.println();
}
rs.close();
con.close();
}catch(Exception e){
e.printStackTrace();
}
}
}
然后再通过JDBC:ODBC驱动调用数据库;
import java.sql.*;
public class TestJDBC{
public static void main(String[] args) {
try{
Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
Connection con = DriverManager.getConnection("jdbc:odbc:TESTACCESS", "", "");
Statement stmt=con.createStatement();
ResultSet rs=stmt.executeQuery("select * from students");
while(rs.next()){
System.out.print("\t编号:" + rs.getString(1));
System.out.print("\t姓名:" + rs.getString(2));
System.out.print("\t性别:" + rs.getString(3));
System.out.println();
}
rs.close();
con.close();
}catch(Exception e){
e.printStackTrace();
}
}
}
为你的数据源名称.其实不只是SQL所有ODBC能用的数据库类型都可以用JAVA这样调用!
就上面那程序,怎么实现向数据库中也就是表(students)添加一项呢?谢谢!
private static Connection conn;
private static Statement stmt;
private static ResultSet rs;
public static void main(String[] args){
try{
Class.forName("com.microsoft.jdbc.sqlserver.SQLServerDriver");
System.out.println("数据库驱动程序注册成功");
conn=DriverManager.getConnection
("jdbc:microsoft:sqlserver://localhost:1433;DatabaseName=PMS;User=sa;Password=");
System.out.println("成功连接数据库");
stmt=conn.createStatement();
String sql = ""; //sql语句
rs=stmt.executeQuery(sql);
}catch(Exception e){
e.printStackTrace();
}
}
}
<%@ page import="java.sql.*"%>
<html>
<body>
<%Class.forName("com.microsoft.jdbc.sqlserver.SQLServerDriver").newInstance();
String url="jdbc:microsoft:sqlserver://localhost:1433;DatabaseName=pubs";
//pubs为你的数据库的
String user="sa";
String password="";
Connection conn= DriverManager.getConnection(url,user,password);
Statement stmt=conn.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE,ResultSet.CONCUR_UPDATABLE);
String sql="select * from test";
ResultSet rs=stmt.executeQuery(sql);
while(rs.next()) {%>
您的第一个字段内容为:<%=rs.getString(1)%>
您的第二个字段内容为:<%=rs.getString(2)%>
<%}%>
<%out.print("数据库操作成功,恭喜你");%>
<%rs.close();
stmt.close();
conn.close();
%>
</body>
</html>