mysql数据库的全量与增量的备份以及恢复方式

mysqldump -uroot -proot --databases -default-character-set=utf8mb4 > backup.sql

drop database sys;

mysql -uroot -proot < backup.sql;

show varibles like '%bin%';

create table stu_info(

stu_nu int primary key auto_increment,

stu_name varchar(30) not null

) auto_increment=1001;

insert into stu_info values(null,'张三'),(null,'李四'),(null,'王五');
select * from stu_info;

mysqldump -uroot -proot --all-databases --default-character-set=utf8mb4 > backup1.sql

mysqladmin -uroot -proot flush-logs

insert into stu_info values (null,'李丽');
delete from stu_info where stu_nu=1002;
select * from stu_info;

drop databases mydb;

flush logs;

show master logs;

show master status;

show binlog events in 'binlog.000009';

mysql -uroot -proot < backup1.sql

show databases;

select * from stu_info;

mysqlbinglog binlog.000009 > increment.sql

mysqlbinlog -uroot -proot binlog.000009 --start-position=4 --stop-position=822 -r result.sql

mysql -uroot -proot < result.sql

select * from stu_info;