MySQL数据库导入导出数据(报错解答)

MySQL数据库导入导出数据

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
MySQL数据库导入导出数据(报错解答)_第1张图片

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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