Mysql table types

As of MySQL 4.1, the list of table types is available directly through the SHOW TABLE TYPES statement:

mysql> SHOW TABLE TYPES;
+--------+---------+-----------------------------------------------------------+
| Type   | Support | Comment                                                   |
+--------+---------+-----------------------------------------------------------+
| MyISAM | DEFAULT | Default type from 3.23 with great performance             |
| HEAP   | YES     | Hash based, stored in memory, useful for temporary tables |
| MERGE  | YES     | Collection of identical MyISAM tables                     |
| ISAM   | YES     | Obsolete table type; Is replaced by MyISAM                |
| InnoDB | YES     | Supports transactions, row-level locking and foreign keys |
| BDB    | YES     | Supports transactions and page-level locking              |
+--------+---------+-----------------------------------------------------------+

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