如何将数据导出到文件名包含文件创建时间戳的 CSV 文件？

mysql> SET @time_stamp = DATE_FORMAT(NOW(),'_%Y_%m_%d_%H_%i_%s');
Query OK, 0 rows affected (0.00 sec)

mysql> SET @FOLDER = 'C:/mysql/bin/mysql-files';
Query OK, 0 rows affected (0.00 sec)

mysql> SET @FOLDER = 'C:/mysql/bin/mysql-files/';
Query OK, 0 rows affected (0.00 sec)

mysql> SET @PREFIX = 'Student15';
Query OK, 0 rows affected (0.00 sec)

mysql> SET @EXT = '.CSV';
Query OK, 0 rows affected (0.00 sec)

mysql> SET @Co妹妹and = CONCAT("SELECT * FROM Student_info INTO OUTFILE '",@FOLDER, @PREFIX, @time_stamp, @EXT,"' FIELDS ENCLOSED BY '\"' TERMINATED BY ';'
ESCAPED BY '\"'"," LINES TERMINATED BY '\r';");
Query OK, 0 rows affected (0.00 sec)

mysql> PREPARE stmt FROM @co妹妹and;
Query OK, 0 rows affected (0.00 sec)
Statement prepared

mysql> execute stmt;
Query OK, 6 rows affected (0.07 sec)

101;"YashPal";"Amritsar";"History"
105;"Gaurav";"Chandigarh";"Literature"
1两5;"Raman";"Shimla";"Computers"
130;"Ram";"Jhansi";"Computers"
13两;"Shyam";"Chandigarh";"Economics"
133;"Mohan";"Delhi";"Computers"