Saturday, May 26, 2012

MySQL Storage Engines

SHOW ENGINES\G

Engine Support Comments
MyISAM DEFAULT Default engine as of MySQL 3.23 with great performance
MEMORY YES Hash based, stored in memory, useful for temporary tables
InnoDB YES Supports transactions, row-level locking, and foreign keys
BerkeleyDB NO Supports transactions and page-level locking
BLACKHOLE YES /dev/null storage engine (anything you write to it disappears)
EXAMPLE YES Example storage engine
ARCHIVE YES Archive storage engine
CSV YES CSV storage engine
ndbcluster NO Clustered, fault-tolerant, memory-based tables
FEDERATED YES Federated MySQL storage engine
MRG_MYISAM YES Collection of identical MyISAM tables
ISAM NO Obsolete storage engine

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