$npm install Mysql
下载的模块有可能不在nodejs的C:\Program Files\nodejs\node_modules\npm 文件夹中,我XP的机器下载到document 中去了,如何下载完没有发现mysql模块文件夹,需要找一下,将它拷贝到nmp文件夹下。下载成功,写一个测试程序验证一下 ://加载mysql Module
varClient=require('mysql').Client,
client =newClient(),
//要创建的数据库名
TEST_DATABASE ='nodejs_mysql_test',
//要创建的表名
TEST_TABLE ='test';
//用户名
client.user ='root';
//密码
client.password ='root';
//创建连接
client.connect();
client.query('CREATE DATABASE '+TEST_DATABASE,function(err){
if(err && err.number !=Client.ERROR_DB_CREATE_EXISTS){
throw err;
}
});
// If no callback is provided, any errors will be emitted as `'error'`
// events by the client
client.query('USE '+TEST_DATABASE);
client.query(
'CREATE TABLE '+TEST_TABLE+
'(id INT(11) AUTO_INCREMENT, '+
'title VARCHAR(255), '+
'text TEXT, '+
'created DATETIME, '+
'PRIMARY KEY (id))'
);
client.query(
'INSERT INTO '+TEST_TABLE+' '+
'SET title = ?, text = ?, created = ?',
['super cool','this is a nice text','2010-08-16 10:00:23']
);
var query = client.query(
'INSERT INTO '+TEST_TABLE+' '+
'SET title = ?, text = ?, created = ?',
['another entry','because 2 entries make a better test','2010-08-16 12:42:15']
);
client.query(
'SELECT * FROM '+TEST_TABLE,
function selectCb(err, results, fields){
if(err){
throw err;
}
console.log(results);
console.log(fields);
client.end();
}
);