mysql-libmysqlclient-transaction
======================================

nodejs modules node-mysql-libmysqlclient 事务处理模块


用法：
=====================================


    var Mysql = require('mysql-libmysqlclient');
    var transaction = require(__dirname + '/');
    var client = Mysql.createConnectionSync(
        '192.168.109.40',
        'root',
        'root',
        'idmp',
        3306
    );
    var sql1 = 'insert into test(name) values("333")';
    var sql2 = 'insert into test(name) values("4444")';
    const DEBUG = true;
    transaction(client, DEBUG);
    var trans = client.startTransaction();
    function error(err) {
        if(err && trans.rollback) {
            trans.rollback();
            console.trace(err);
            //throw err;
        }
    }
    trans.query(sql1, error);
    trans.query(sql2, error);
    trans.commit();
    console.log("success!");
    console.log("mysql-queues: An exception occurred for this query:\n\t",
        sql1);
        */
    /*
    var sql1 = 'START TRANSACTION';
    var sql2 = 'insert into test(name) vdalues("333")';
    var sql3 = 'insert into test(name) values("4444")';
    var sql4 = 'COMMIT';
    var sql5 = 'ROLLBACK';
    try{
        conn.querySync(sql1);
        conn.querySync(sql2);
        conn.querySync(sql3);
        conn.querySync(sql4);
    }catch(error){
        conn.querySync(sql5);
        console.log(error.stack);
    }
    */