mysql 拉丁1 轉換成 utf8
本例子環境為centos 7.4 yum安裝 mariadb 5.5.56
環境準備:創建latin1編碼的庫,表,數據
mysql --default-character-set=latin1
show variables like ‘char%‘;
create database latin;
show create database latin;
use latin
create table student (id int,name varchar(10),age int,class varchar(20));
insert into student values (1,‘張三‘,18,‘數學‘);
insert into student values (2,‘李四‘,28,‘語文‘);
show create table student;
select * from student;
正式開始:
1備份數據
mysqldump --default-character-set=latin1 latin >latin.sql
2修改服務端配置文件
vi /etc/my.cnf 在[mysqld]段添加
character_set_server = utf8
3重新啟動服務生效
systemctl stop mariadb
systemctl start mariadb
4更改字符編碼為utf8
sed -n s/latin1/utf8/gp latin.sql
sed -i s/latin1/utf8/g latin.sql
5創建新庫導入數據
mysql --default-character-set=utf8
show variables like ‘char%‘;
create database utf8;
show create database utf8;
use utf8
source /root/latin.sql
6驗證
select * from student;
mysql 拉丁1 轉換成 utf8