What is InnoDB and MyISAM in MySQL? - Stack Overflow
2010年9月29日 · InnoDB is a transactional storage engine of MySQL whereas MyISAM is a non-transactional storage engine. In other words, InnoDB follows the ACID properties to maintain the integrity of data but MyISAM doesn't follow ACID properties thus …
When should you choose to use InnoDB in MySQL?
2017年5月23日 · InnoDB: The InnoDB storage engine in MySQL. InnoDB is a high-reliability and high-performance storage engine for MySQL. Key advantages of InnoDB include: Its design follows the ACID model, with transactions featuring commit, rollback, and crash-recovery capabilities to protect user data.
What's the difference between MyISAM and InnoDB? [duplicate]
2012年9月27日 · InnoDB has a big disadvantage: it doesn't remember auto increment values (it resets them to the highest ids in the tables when MySQL restarts). So if you use InnoDB and you need unique ids, you need to implement a workaround (e.g. keep the …
Howto: Clean a mysql InnoDB storage engine? - Stack Overflow
2018年2月17日 · Now, ibdata1 will still grow but only contain table metadata because each InnoDB table will exist outside of ibdata1. ibdata1 will no longer contain InnoDB data and indexes for other tables. For example, suppose you have an InnoDB table named mydb.mytable. If you look in /var/lib/mysql/mydb, you will see two files representing the table:
mysql - When to use MyISAM and InnoDB? - Stack Overflow
2013年3月28日 · Full-text indexing. -- InnoDB has it now; Especially good for read-intensive (select) tables. -- Mostly no longer true. Disk footprint is 2x-3x less than InnoDB's. -- As of Version 5.7, this is perhaps the only real advantage of MyISAM. InnoDB: The InnoDB storage engine in MySQL. Support for transactions (giving you support for the ACID property).
Create innodb database in mysql - Stack Overflow
2011年1月21日 · When MySQL is installed on Windows using the MySQL Configuration Wizard, the InnoDB or MyISAM storage engine can be selected as the default. See Section 2.10.3.5, “The Database Usage Dialog”. Share
mysql - How do I repair an InnoDB table? - Stack Overflow
2015年9月27日 · set-variable=innodb_force_recovery=6 Step 3. delete ib_logfile0 and ib_logfile1. Step 4. Start MySQL server. Step 5. Run this command: mysqlcheck --database db_name table_name -uroot -p After you have successfully fixed the crashed innodb table, don't forget to remove #set-variable=innodb_force_recovery=6 from my.cnf and then restart MySQL ...
sql - How to enable INNODB in mysql - Stack Overflow
2011年1月21日 · If your InnoDB gets disabled after a mysql-server upgrade what you have to do Initially is to set plugin-load of at server startup using [mysqld] plugin-load="myplugin_1=myplugin_1.so;myplugin_2=myplugin_2.so";
How can I determine type of mysql database : whether it is InnoDB …
will list everything for all tables, starting with whether they are MyISAM or InnoDB. if you desire to list only data regarding 1 table, the syntax below may be used* : SHOW TABLE STATUS FROM `database` LIKE 'table'; to change the table engine: ALTER TABLE `table` ENGINE=InnoDB;
innodb - recover mysql database from ibdata1 - Stack Overflow
If in the first step you incremented your innodb_force_recovery => 4, you need to set it below 4. As of 5.6.15, an innodb_force_recovery setting of 4 or greater places InnoDB in read-only mode. Start the mysqld server. Import your exported databases or tables. mysql -u root -p < /tmp/mysqldump-all.sql. Incremented your innodb_force_recovery => 1