这是什么意思

[SQL] Query jdbc_imooc start

[ERR] 1007 - Can't create database 'jdbc_imooc'; database exists

[ERR] CREATE DATABASE jdbc_imooc;

USE jdbc_imooc;

SET NAMES utf8mb4;

SET FOREIGN_KEY_CHECKS = 0;

-- ----------------------------

-- Table structure for employee

-- ----------------------------

DROP TABLE IF EXISTS `hotel`;

CREATE TABLE `hotel`  (

  `orderno` int(11) NOT NULL PRIMARY KEY,

  `city` varchar(20) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NOT NULL,

  `price` float(6, 2) NOT NULL,

  `hotelname` varchar(64) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NOT NULL,

  `arrivedate` date NULL DEFAULT NULL,

  `leavedate` date NULL DEFAULT NULL

) ENGINE = InnoDB CHARACTER SET = utf8mb4 ;

-- ----------------------------

-- Records of hotel

-- ----------------------------

INSERT INTO `hotel` VALUES (10001, '����', 659, '�Ƶ�1', '2011-5-8','2011-5-11');

INSERT INTO `hotel` VALUES (10002, '�Ϻ�', 799, '�Ƶ�2', '2019-11-11','2019-11-15');

INSERT INTO `hotel` VALUES (10003, '����', 455, '�Ƶ�3', '2020-5-1','2020-5-4');

INSERT INTO `hotel` VALUES (10004, '�Ϻ�', 699, '�Ƶ�4', '2019-5-4','2019-5-7');

SET FOREIGN_KEY_CHECKS = 1;

[SQL] Finished with erro

同学你好，报错数据库“jdbc_imooc”已经存在，无法再次创建数据库“jdbc_imooc”。

建议查看下jdbc_imooc数据库中表及表数据是否创建成功。

祝学习愉快~