MySQL存储引擎
作者:pursuer.chen 发布时间:[ 2016/9/2 10:37:15 ] 推荐标签:数据库 MySQL 存储引擎
这里将告诉您MySQL 存储引擎,教程操作步骤:
介绍
接下来几篇文章会详细介绍几种常用的存储引擎及适合场景。这篇文章先来大概了解一下mysql的存储引擎。
参考说明:mysql5.7
查看支持的存储引擎
mysql> show engines G;
*************************** 1. row ***************************
Engine: InnoDB
Support: DEFAULT
Comment: Supports transactions, row-level locking, and foreign keys
Transactions: YES
XA: YES
Savepoints: YES
*************************** 2. row ***************************
Engine: CSV
Support: YES
Comment: CSV storage engine
Transactions: NO
XA: NO
Savepoints: NO
*************************** 3. row ***************************
Engine: PERFORMANCE_SCHEMA
Support: YES
Comment: Performance Schema
Transactions: NO
XA: NO
Savepoints: NO
*************************** 4. row ***************************
Engine: BLACKHOLE
Support: YES
Comment: /dev/null storage engine (anything you write to it disappears)
Transactions: NO
XA: NO
Savepoints: NO
*************************** 5. row ***************************
Engine: MyISAM
Support: YES
Comment: MyISAM storage engine
Transactions: NO
XA: NO
Savepoints: NO
*************************** 6. row ***************************
Engine: MRG_MYISAM
Support: YES
Comment: Collection of identical MyISAM tables
Transactions: NO
XA: NO
Savepoints: NO
*************************** 7. row ***************************
Engine: ARCHIVE
Support: YES
Comment: Archive storage engine
Transactions: NO
XA: NO
Savepoints: NO
*************************** 8. row ***************************
Engine: MEMORY
Support: YES
Comment: Hash based, stored in memory, useful for temporary tables
Transactions: NO
XA: NO
Savepoints: NO
*************************** 9. row ***************************
Engine: FEDERATED
Support: YES
Comment: Federated MySQL storage engine
Transactions: NO
XA: NO
Savepoints: NO
9 rows in set (0.00 sec)
Supports列说明了支持(YES),不支持(NO)和当前默认的存储引擎。
总结
从5.7开始innodb存储引擎成为默认的存储引擎。
备注:
博客:http://www.cnblogs.com/chenmh
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