SQL多表联合删除

为什么80%的码农都做不了架构师？>>>   

/*
Navicat MySQL Data Transfer

Source Server         : localhost
Source Server Version : 50548
Source Host           : localhost:3306
Source Database       : test

Target Server Type    : MYSQL
Target Server Version : 50548
File Encoding         : 65001

Date: 2016-10-02 16:23:04
*/

SET FOREIGN_KEY_CHECKS=0;

-- ----------------------------
-- Table structure for `table1`
-- ----------------------------
DROP TABLE IF EXISTS `table1`;
CREATE TABLE `table1` (
  `id` int(11) NOT NULL,
  `table2_id` int(11) NOT NULL,
  PRIMARY KEY (`id`),
  KEY `fk_table2_idx` (`table2_id`),
  CONSTRAINT `fk_table2` FOREIGN KEY (`table2_id`) REFERENCES `table2` (`id`) ON DELETE NO ACTION ON UPDATE NO ACTION
) ENGINE=InnoDB DEFAULT CHARSET=utf8;

-- ----------------------------
-- Records of table1
-- ----------------------------
INSERT INTO `table1` VALUES ('3', '1');
INSERT INTO `table1` VALUES ('5', '2');

-- ----------------------------
-- Table structure for `table2`
-- ----------------------------
DROP TABLE IF EXISTS `table2`;
CREATE TABLE `table2` (
  `id` int(11) NOT NULL,
  `name` varchar(45) NOT NULL,
  PRIMARY KEY (`id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8;

-- ----------------------------
-- Records of table2
-- ----------------------------
INSERT INTO `table2` VALUES ('1', 'jam');
INSERT INTO `table2` VALUES ('2', 'tubo');
INSERT INTO `table2` VALUES ('3', 'nan');

 

转载于:https://my.oschina.net/milize/blog/758918