//db.js
var mysql = require('mysql');
var pool = mysql.createPool({//创建连接池
host:"localhost",
user:"root",
password:"root",
database:"db_yd",
port:"3306"
});
function query(sql,data,callback){
pool.getConnection(function(err,connection){//创建连接
connection.query(sql,data,function(err,rows){
callback(err,rows);
connection.release();//释放连接
})
})
}
exports.query = query;
//dbMapping.js
var user = {
insert:'INSERT INTO t_user(id, name, password) VALUES(0,?,?)',
update:'update t_user set name=?, age=? where id=?',
delete: 'delete from t_user where id=?',
queryById: 'select * from t_user where id=?',
queryAll: 'select * from t_user'
};
module.exports = user;
//查
var db = require('db.js');
var user = require('user.js');
router.get('/',funtion(res,req,next){
db.query(user.queryAll,[],function(err,rows){
if(err)res.render(users,{title:"xxx",datas:[]});
eles
res.render({'users',{title:"xxx",datas:rows}});
});
});
