Ribbon:使用Ribbon实现负载均衡

Ribbon实现的是实线走的

建立三个数据库

/*
SQLyog Enterprise v12.09 (64 bit)
MySQL - 5.7.25-log : Database - db01
*********************************************************************
*/


/*!40101 SET NAMES utf8 */;

/*!40101 SET SQL_MODE=''*/;

/*!40014 SET @OLD_UNIQUE_CHECKS=@@UNIQUE_CHECKS, UNIQUE_CHECKS=0 */;
/*!40014 SET @OLD_FOREIGN_KEY_CHECKS=@@FOREIGN_KEY_CHECKS, FOREIGN_KEY_CHECKS=0 */;
/*!40101 SET @OLD_SQL_MODE=@@SQL_MODE, SQL_MODE='NO_AUTO_VALUE_ON_ZERO' */;
/*!40111 SET @OLD_SQL_NOTES=@@SQL_NOTES, SQL_NOTES=0 */;
CREATE DATABASE /*!32312 IF NOT EXISTS*/`db03` /*!40100 DEFAULT CHARACTER SET utf8 */;

USE `db03`;

/*Table structure for table `dept` */

DROP TABLE IF EXISTS `dept`;

CREATE TABLE `dept` (
  `deptno` BIGINT(20) NOT NULL AUTO_INCREMENT,
  `dname` VARCHAR(60) DEFAULT NULL,
  `db_source` VARCHAR(60) DEFAULT NULL,
  PRIMARY KEY (`deptno`)
) ENGINE=INNODB  DEFAULT CHARSET=utf8 COMMENT='部门表';

/*Data for the table `dept` */
INSERT INTO dept(dname, db_source) VALUES ('开发部',DATABASE());
INSERT INTO dept(dname, db_source) VALUES ('人事部',DATABASE());
INSERT INTO dept(dname, db_source) VALUES ('财务部',DATABASE());
INSERT INTO dept(dname, db_source) VALUES ('市场部',DATABASE());
INSERT INTO dept(dname, db_source) VALUES ('运维部',DATABASE());