mysql數據庫為了數據的平安,供給了備份恢復的方式,我和大師分享一下備份恢復過程,我寫的經驗對你進修mysql有幫忙的話,給我投票、點贊或者保藏!
1數據庫怎么設置手動提交
1數據庫賦值
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登錄mysql,在test數據庫新建一個表chengshi:
Create Table
CREATE TABLE `chengshi` ( `id` int(11) NOT NULL AUTO_INCREMENT, `shengfen` varchar(10) DEFAULT NULL, `chengshi` varchar(10) DEFAULT NULL, `shijian` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP, PRIMARY KEY (`id`)) ENGINE=InnoDB AUTO_INCREMENT=10 DEFAULT CHARSET=utf8
在表中輸入數據:
insert into `chengshi` (`id`, `shengfen`, `chengshi`, `shijian`) values('1','河南','安陽','2019-03-05 10:14:27');
insert into `chengshi` (`id`, `shengfen`, `chengshi`, `shijian`) values('2','河南','鄭州','2019-03-05 10:14:27');
insert into `chengshi` (`id`, `shengfen`, `chengshi`, `shijian`) values('3','河南','洛陽','2019-03-05 10:14:27');
insert into `chengshi` (`id`, `shengfen`, `chengshi`, `shijian`) values('4','河南','漯河','2019-03-05 10:14:27');
insert into `chengshi` (`id`, `shengfen`, `chengshi`, `shijian`) values('5','河南','新鄉','2019-03-05 10:14:27');
insert into `chengshi` (`id`, `shengfen`, `chengshi`, `shijian`) values('6','河南','濮陽','2019-03-05 10:14:27');
insert into `chengshi` (`id`, `shengfen`, `chengshi`, `shijian`) values('7','河南','焦作','2019-03-05 10:14:27');
insert into `chengshi` (`id`, `shengfen`, `chengshi`, `shijian`) values('8','河南','鶴壁','2019-03-05 10:14:27');
insert into `chengshi` (`id`, `shengfen`, `chengshi`, `shijian`) values('9','河南','開封','2019-03-05 10:14:27');
把表的數據備份c:\chengshi.sql文件中:
SELECT * INTO OUTFILE 'c:/chengshi.sql' FROM chengshi
這個文件備份的表的數據,把備份的數據恢復的 表中。
備份的本家兒鍵和表的本家兒鍵反復,所有替代數據:
LOAD DATA INFILE 'c:/chengshi.sql' REPLACE INTO TABLE chengshi
備份的本家兒鍵和表的本家兒鍵反復,把沒有的數據恢復到表中:
DELETE FROM chengshi WHERE id>=3;
LOAD DATA INFILE 'c:/chengshi.sql' IGNORE INTO TABLE chengshi;
查詢所稀有據:
SELECT * FROM chengshi;
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