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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