mysqls

单库备份：

表的备份：

多库备份：

对所有库的备份：

二、恢复逻辑备份

三，表的导出和导入：

SELECT... INTO OUTFILE 导出文本文件
示例：
mysql> SELECT * FROM school.student1
INTO OUTFILE ‘student1.txt‘
FIELDS TERMINATED BY ‘,‘ //定义字段分隔符
OPTIONALLY ENCLOSED BY ‘”‘ //定义字符串使用什么符号括起来
LINES TERMINATED BY ‘\n‘ ; //定义换行符


mysql 命令导出文本文件
示例:
# mysql -u root -p123 -e ‘select * from student1.school‘ > /tmp/student1.txt
# mysql -u root -p123 --xml -e ‘select * from student1.school‘ > /tmp/student1.xml
# mysql -u root -p123 --html -e ‘select * from student1.school‘ > /tmp/student1.html

LOAD DATA INFILE 导入文本文件
mysql> DELETE FROM student1;
mysql> LOAD DATA INFILE ‘/tmp/student1.txt‘
INTO TABLE school.student1
FIELDS TERMINATED BY ‘,‘
OPTIONALLY ENCLOSED BY ‘”‘
LINES TERMINATED BY ‘\n‘;

mysqls

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