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  • Mysql存储引擎特性比较

    下表列出了Mysql 主要数据引擎架构(如myisam、innodb Storage Engine )的特性比较:  
    Feature MyISAM NDB Archive InnoDB Memory
    Storage Limits No Yes No 64TB Yes
    Transactions No Yes No Yes No
    Locking granularity Table Row Row Row Table
    MVCC snapshot read No No No Yes No
    Geospatial support Yes No Yes Yes No
    Data caches No Yes No Yes NA
    Index Caches Yes Yes No Yes NA
    Compressed Data Yes No Yes No No
    Storage cost (relative to other engines) Small Med Small Med NA
    Memory cost (relative to other engines) Low High Low High High
    Bulk insert speed High High Highest Med High
    Replication Support Yes Yes Yes Yes Yes
    Foreign Key support No No No Yes No
    Built-in Cluster/High-availability support No Yes No No No
      Dynamically add and remove storage engines. Change the storage engine on a table with “ALTER TABLE …”
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  • 原文地址:https://www.cnblogs.com/macleanoracle/p/2968196.html
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