
它可以被定义为数据库管理系统(DBMS)用来处理不同的SQL操作(如创建、读取、更新和删除数据库中的数据)的软件组件。换句话说,它被DBMS用来管理数据库中的信息。最常用的存储引擎是Inn%ignore_a_1%DB,它也是MySQL5.5及更高版本的默认存储引擎。在MySQL5.5之前,默认的存储引擎是MyISAM。
通过使用SHOW ENGINES命令,我们可以检查MySQL安装支持的存储引擎列表−
mysql> SHOW ENGINESG
*************************** 1. row *************************** Engine: FEDERATED Support: NO Comment: Federated MySQL storage engineTransactions: NULL XA: NULL Savepoints: NULL*************************** 2. row *************************** Engine: MRG_MYISAM Support: YES Comment: Collection of identical MyISAM tablesTransactions: NO XA: NO Savepoints: NO*************************** 3. row *************************** Engine: MyISAM Support: YES Comment: MyISAM storage engineTransactions: NO XA: NO Savepoints: NO*************************** 4. row *************************** Engine: BLACKHOLE Support: YES Comment: /dev/null storage engine (anything you write to it disappearTransactions: NO XA: NO Savepoints: NO*************************** 5. row *************************** Engine: CSV Support: YES Comment: CSV storage engineTransactions: NO XA: NO Savepoints: NO*************************** 6. row *************************** Engine: MEMORY Support: YES Comment: Hash based, stored in memory, useful for temporary tablesTransactions: NO XA: NO Savepoints: NO*************************** 7. row *************************** Engine: ARCHIVE Support: YES Comment: Archive storage engineTransactions: NO XA: NO Savepoints: NO*************************** 8. row *************************** Engine: InnoDB Support: DEFAULT Comment: Supports transactions, row-level locking, and foreign keysTransactions: YES XA: YES Savepoints: YES*************************** 9. row *************************** Engine: PERFORMANCE_SCHEMA Support: YES Comment: Performance SchemaTransactions: NO XA: NO Savepoints: NO9 rows in set (0.00 sec)
以上就是什么是存储引擎以及如何查看MySQL安装支持的存储引擎列表?的详细内容,更多请关注创想鸟其它相关文章!
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