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Which two statements are true regarding partitioning in Mysql?（）
A:Tables with BLOB and TEXT columns cannot be partitioned
B:Partitioning allows easier management of smaller data sets for certain queries
C:Partitioning allows different columns to be stored in separate files
D:The partitioning expression is an integer or function that returns an integer value or NULL value
E:Partitioning is only available for those storage engines that implements it natively

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出自：Oracle认证

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