root@ytt-master-VirtualBox:/usr/local/mysql/data# ln -s/run/shm/ /usr/local/mysql/data/tmp_space2 root@ytt-master-VirtualBox:/usr/local/mysql/data#ls -l | grep 'shm' lrwxrwxrwx1 root root 9 Nov 13 10:28tmp_space2 -> /run/shm/
mysql>select @@innodb_temp_data_file_path\G ***************************1. row *************************** @@innodb_temp_data_file_path:tmp_space2/ibtmp2:200M:autoextend 1 rowin set (0.00 sec)
DELIMITER$$
USE`t_girl`$$
DROPPROCEDURE IF EXISTS `sp_create_temporary_table`$$
CREATEDEFINER=`root`@`localhost` PROCEDURE `sp_create_temporary_table`(
IN f_cnt INT UNSIGNED )
BEGIN
DECLARE i INT UNSIGNED DEFAULT 1;
WHILE i <= f_cnt
DO
SET @stmt = CONCAT('create temporarytable tmp',i,' ( id int, tmp_desc varchar(60));');
PREPARE s1 FROM @stmt;
EXECUTE s1;
SET i = i + 1;
END WHILE;
DROP PREPARE s1;
END$$
DELIMITER;
mysql>call sp_create_temporary_table(10); QueryOK, 0 rows affected (0.07 sec)
mysql> select * frominformation_schema.innodb_temp_table_info; +----------+--------------+--------+-------+----------------------+---------------+ |TABLE_ID | NAME | N_COLS | SPACE| PER_TABLE_TABLESPACE | IS_COMPRESSED | +----------+--------------+--------+-------+----------------------+---------------+ | 56 | #sql1705_2_9 | 5 | 36 | FALSE |FALSE | | 55 | #sql1705_2_8 | 5 | 36 | FALSE |FALSE | | 54 | #sql1705_2_7 | 5 | 36 | FALSE |FALSE | | 53 | #sql1705_2_6 | 5 | 36 | FALSE |FALSE | | 52 | #sql1705_2_5 | 5 | 36 | FALSE |FALSE | | 51 | #sql1705_2_4 | 5 | 36 | FALSE |FALSE | | 50 | #sql1705_2_3 | 5 | 36 | FALSE |FALSE | | 49 | #sql1705_2_2 | 5 | 36 | FALSE |FALSE | | 48 | #sql1705_2_1 | 5 | 36 | FALSE |FALSE | | 47 | #sql1705_2_0 | 5 | 36 | FALSE |FALSE | +----------+--------------+--------+-------+----------------------+---------------+ 10rows in set (0.00 sec)
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