JavaÁ¬½ÓmysqlÊý¾Ý¿â
Ê×ÏÈ£¬´ò¿ªMySQL Query Browser£¬ÔÚµ±Ç°TestÊý¾Ý¿âÏ£¬Ð½¨Ò»¸östudent±í£¬ÓÐÈçÏÂÊôÐÔ£º
create table student (name varchar(10),id int(2),sex varchar(10));
³ÌÐò¼ûÏ£º
package com.JDBC;
import java.sql.*;
public class JDBCTest {
public static void main(String[] args) {String driver = "com.mysql.jdbc.Driver"; // Çý¶¯³ÌÐòÃû
String url = "jdbc:mysql://localhost/test"; // URLÖ¸ÏòÒª·ÃÎʵÄÊý¾Ý¿âÃûscutcs
String user = "root"; // MySQLÅäÖÃʱµÄÓû§Ãû
String password = "123456"; // MySQLÅäÖÃʱµÄÃÜÂë
try {
Class.forName(driver); // ¼ÓÔØÇý¶¯³ÌÐò
Connection conn = DriverManager.getConnection(url, user, password); // Á¬ÐøÊý¾Ý¿â
if (!conn.isClosed())
System.out.println("Succeeded connecting to the Database!"); // ÑéÖ¤ÊÇ·ñÁ¬½Ó³É¹¦
Statement statement = conn.createStatement(); // statementÓÃÀ´Ö´ÐÐSQLÓï¾ä
String sql = "select * from student"; // ÒªÖ´ÐеÄSQLÓï¾ä
ResultSet rs = statement.executeQuery(sql); // ½á¹û¼¯
System.out.println("-----------------------------------------");
System.out.println("Ö´Ðнá¹ûÈçÏÂËùʾ:");
System.out.println("-----------------------------------------");
System.out.println(" ѧºÅ" + "\t\t" + " ÐÕÃû" + "\t\t" + "ÐÔ±ð");
System.out.println("-----------------------------------------");
String name = null;
while (rs.next()) {
name = rs.getString("name"); // Ñ¡ÔñnoÕâÁÐÊý¾Ý
System.out.println(rs.getString("id") + "\t\t" + name + "\t\t"
+ rs.getString("sex")); // Êä³ö½á¹û
}
rs.close();
conn.close();
} catch (ClassNotFoundException e) {
System.out.println("Sorry,can`t find the Driver!");
e.printStackTrace();
} catch (SQLException e) {
e.printStackTrace();
} catch (Exception e) {
e.printStackTrace();
}
}
}
Ïà¹ØÎĵµ£º
°²×°ºó
/etc/init.d/mysql start (stop) ΪÆô¶¯ºÍÍ£Ö¹·þÎñÆ÷
/etc/mysql/ Ö÷ÒªÅäÖÃÎļþËùÔÚλÖà my.cnf
/var/lib/mysql/ ·ÅÖõÄÊÇÊý¾Ý¿â±íÎļþ¼Ð£¬ÕâÀïµÄmysqlÏ൱ÓÚwindowsÏÂmysqlµÄdateÎļþ¼Ð
Æô¶¯mysqlºó£¬ÒÔrootµÇ¼mysql
isher@isher-ubuntu:~$ mysql -u root
>show variables like 'character%'; #Ö´ÐбàÂëÏ ......
#!/usr/bin/perl
use Mysql;
print "Content-type:
text/html \n\n";
# MySQL
ÅäÖñäÁ¿
$host = "localhost";
$database
= "testdb";
$tablename = "testtable";
$user = "username";
$pw =
"password";
# PERL MYSQL CONNECT()
$connect = ......
MYSQLÍü¼ÇROOTÃÜÂëºó£¿
ÐÞ¸ÄMySQLµÄµÇ¼ÉèÖãº
1.È¡ÏûȨÏÞ¹ÜÀí
±à¼ /mysql5.1/my.ini
ÔÚ[mysqld]µÄ¶ÎÖмÓÉÏÒ»¾ä£ºskip-grant-tables
ÀýÈ磺
[mysqld]
datadir=/var/lib/mysql
socket=/var/lib/mysql/mysql.sock
skip-name-resolve
skip-grant-tables
Ä¿µÄÊÇΪÁË£º
Ìø¹ýMySQLµÄ·ÃÎ ......
mysql ´ó¶ÔÏó´æÈ¡:
¡¡¡¡ÀàÐÍÒ»°ãÓ¦¸ÃÓÃmediumblod,
¡¡¡¡blobÖ»ÄÜ´æ2µÄ16´Î·½¸öbyte,
¡¡¡¡mediumblodÊÇ24´Î·½,
¡¡¡¡Ò»°ãÀ´Ëµ¹»ÓÃÁË.longblobÊÇ32´Î·½ÓÐЩ´ó.
¡¡¡¡MYSQLĬÈÏÅäÖÃÖ»ÄÜ´æ1M´óСµÄÎļþ,ÒªÐÞ¸ÄÅäÖÃ,WIN°æ±¾µÄÔÚmysql.iniÎļþÖÐ
¡¡¡¡ÐÞ¸Ämax_allowed_packet,net_buffer_lengthµÈ¼¸¸ö²ÎÊý,»òÖ±½ÓSET GLOBAL va ......
¼ÙÉèÄãÊÇÒ»¸öAccess¿ª·¢ÈËÔ±£¬¶øÄãÏëÒÆÖ²Ò»¸öAccessºǫ́µ½Ò»¸ö±¾µØµÄMySQL ·þÎñÆ÷ÓÃÓÚ¿ª·¢ºÍ²âÊÔ¡£Ä㽫ά»¤Äã×Ô¼ºµÄ½â¾ö·½°¸²¢ÀÖÓÚʹÓÃCommunity Server
¡¡¡¡µÚÒ»²½——°²×°MySQL
¡¡¡¡µ½http://dev.mysql.com/downloads/ ÏÂÔØÕâ¸ö·þÎñÆ÷¡¢MySQL GUI¹¤¾ßºÍMySQL ODBCÇý¶¯¡£Äã¿ÉÒÔÑ¡ÔñµÄ·þÎñÆ÷ÓУº5.0, 5.1»ò6.0 ......