innodb表,自动增长列必须是索引.如果是组合索引,必须是组合索引的第一列. innodb表,可以通过暂时关闭外键约束来加快处理的速度,关闭的命令是set foreign_key_checks=0; innodb,存储表和索引存储分为:共享表空间存储和多表空间存储.由参数innodb_file_per_table决定. status中handler_read_key的值很高,代表了一个行...
SET GLOBAL innodb_file_format = barracuda; 如下图 执行以下命令 setglobalinnodb_file_per_table=ON;SETGLOBALinnodb_file_format=barracuda;
执行以下命令 set global innodb_file_per_table =ON; SET GLOBAL innodb_file_format = barracuda; 1. 2.
SET GLOBAL innodb_file_format = barracuda; 如下图 执行以下命令 setglobalinnodb_file_per_table=ONSETGLOBAL=
innodb_file_per_table: This option stores each InnoDB table in a separate file, potentially improving performance but increasing storage space requirements. innodb_io_capacity: This option sets the estimated IOPS (Input/Output Operations Per Second) for the storage system, enabling the engine to opt...
for a production setup that is tight on space and needs deletions to get data back. Would be interested to know if there is a way to work-around this problem and restrict ibdata1 growth. As a design goal, it would be preferrable when one selects innodb_file_per_table ibdata1 never ...
I am trying to configure Jira 9.14 withMariaDB 11.3.2. I set version="8.0.25-0" in my.cnf under [mysqld] but I am getting the below error when testing the connection in the Jira web setup: Error connecting to database Unknown system variable 'transaction_isolation' ...
Status: Complete Description Requirements High Level Architecture Currently the InnoDB index fill factor threshold is hard coded (BTR_CUR_PAGE_COMPRESS_LIMIT). It should be settable per index. There are 2 fill factor thresholds for ordinary logically. (1) merge_threshold : If the data amount in...
ERROR, InnoDB: Cannot create file './EDMconfluence/supporthealthchecks.ibd' ERROR, InnoDB: The file './EDMconfluence/supporthealthchecks.ibd' already exists though the corresponding table did not exist in the InnoDB data dictionary. Have you moved InnoDB .ibd files around without...
$ n98-magerun.phar dev:log [--on] [--off] [--global] [store]Show size of a log file:$ n98-magerun.phar dev:log:size [--human] [log_filename]Activate/Deactivate MySQL query logging via lib/Varien/Db/Adapter/Pdo/Mysql.php$ n98-magerun.phar dev:log:db [--on] [--off]...