[MySQL] Storage Engines Feature Summary

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 http://blog.naver.com/realnaut/220323288155

출처 : https://dev.mysql.com/doc/refman/5.5/en/storage-engines.html

MySQL :: MySQL 5.5 Reference Manual :: 15 Alternative Storage Engin...

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Feature	MyISAM	Memory	InnoDB	Archive	NDB
Storage limits	256TB	RAM	64TB	None	384EB
Transactions	No	No	Yes	No	Yes
Locking granularity	Table	Table	Row	Table	Row
MVCC	No	No	Yes	No	No
Geospatial data type support	Yes	No	Yes	Yes	Yes
Geospatial indexing support	Yes	No	Yes[a]	No	No
B-tree indexes	Yes	Yes	Yes	No	No
T-tree indexes	No	No	No	No	Yes
Hash indexes	No	Yes	No[b]	No	Yes
Full-text search indexes	Yes	No	Yes[c]	No	No
Clustered indexes	No	No	Yes	No	No
Data caches	No	N/A	Yes	No	Yes
Index caches	Yes	N/A	Yes	No	Yes
Compressed data	Yes[d]	No	Yes[e]	Yes	No
Encrypted data[f]	Yes	Yes	Yes	Yes	Yes
Cluster database support	No	No	No	No	Yes
Replication support[g]	Yes	Yes	Yes	Yes	Yes
Foreign key support	No	No	Yes	No	No
Backup / point-in-time recovery[h]	Yes	Yes	Yes	Yes	Yes
Query cache support	Yes	Yes	Yes	Yes	Yes
Update statistics for data dictionary	Yes	Yes	Yes	Yes	Yes
[a] InnoDB support for geospatial indexing is available in MySQL 5.7.5 and higher. [b] InnoDB utilizes hash indexes internally for its Adaptive Hash Index feature. [c] InnoDB support for FULLTEXT indexes is available in MySQL 5.6.4 and higher. [d] Compressed MyISAM tables are supported only when using the compressed row format. Tables using the compressed row format with MyISAM are read only. [e] Compressed InnoDB tables require the InnoDB Barracuda file format. [f] Implemented in the server (via encryption functions), rather than in the storage engine. [g] Implemented in the server, rather than in the storage engine. [h] Implemented in the server, rather than in the storage engine.