MySQL数据库导入导出数据之报错解答实例讲解

导出数据

报错

show variables like "secure_file_priv";
查看默认导出目录

mysql> select * from student into outfile "g:\programdata\mysql\mysql server 8.0\uploads\student.txt";
error 1290 (hy000): the mysql server is running with the --secure-file-priv option so it cannot execute this statement

解决方法

select * from student into outfile "g:/programdata/mysql/mysql server 8.0/uploads/student.txt";
query ok, 2 rows affected (0.02 sec)

数据展示

导入数据

报错

mysql> load data local infile 'g:/programdata/mysql/mysql server 8.0/uploads/student.txt'
 -> into table student(a,b,c);
error 3948 (42000): loading local data is disabled; this must be enabled on both the client and server sides

解决方法

mysql> show global variables like 'local_infile';
+---------------+-------+
| variable_name | value |
+---------------+-------+
| local_infile | off |
+---------------+-------+
1 row in set, 1 warning (0.01 sec)

mysql> set global local_infile = true;
query ok, 0 rows affected (0.00 sec)

mysql> show global variables like 'local_infile';
+---------------+-------+
| variable_name | value |
+---------------+-------+
| local_infile | on |
+---------------+-------+
1 row in set, 1 warning (0.01 sec)

报错

mysql> load data local infile 'g:\programdata\mysql\mysql server 8.0\uploads\student.txt'
 -> into table student(id,name,score);
error 2068 (hy000): load data local infile file request rejected due to restrictions on access.

解决方法

c:\users>mysql -uroot -p --local-infile
使用这种方法登录

报错

mysql> load data local infile 'g:\programdata\mysql\mysql server 8.0\uploads\student.txt'
 -> into table student(id,name,score);
error 2 (hy000): file 'g:programdatamysqlmysql server 8.0uploadsstudent.txt' not found (os errno 2 - no such file or directory)

解决方法

mysql> load data local infile 'g://programdata/mysql/mysql server 8.0/uploads/student.txt'
 -> into table student(id,name,score);
query ok, 8 rows affected, 2 warnings (0.01 sec)
records: 10 deleted: 0 skipped: 2 warnings: 2

结果展示

mysql> select *from student;
+------+------+-------+
| id | name | score |
+------+------+-------+
| 1 | zs | 100.0 |
| 2 | zlh | 100.0 |
| 3 | cyx | 99.1 |
| 4 | xjj | 90.0 |
| 5 | aa | 100.0 |
| 6 | alk | 20.1 |
| 7 | zml | 11.1 |
| 8 | djh | 98.0 |
| 9 | cc | 100.0 |
| 10 | pp | 20.0 |
+------+------+-------+
10 rows in set (0.00 sec)

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