问题描述:
[多选]
Which two statements are true regarding partitioning in MySQL?关于MySQL中的分区,哪两种说法是正确的?()
A.Tables with BLOB and TEXT columns cannot be partitioned.
B.Partitioning allows easier management of smaller data sets for certain queries.分区允许为某些查询更容易地管理较小的数据集。
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.分区表达式是一个整数或返回整数值或空值的函数。
E.Partitioning is only available for those storage engines that implements it natively.实现仅对那些本机可用的存储引擎进行分区。
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上一篇:You are using GTIDS in replication. You need to skip a transaction with the GTID of aaa-bbb-cccddd-eee ( ) 3 on a slave.您正在复制中使用gtid。您需要跳过从机上GTID为aaa bbb cccddd eee( )3的事务。Which command would you execute from a MySQL prompt?从MySQL提示符执行哪个命令?
下一篇:The InnoDB engine has a feature known as clustered indexes.InnoDB引擎有一个称为聚集索引的特性。Which three statements are true about clustered indexes as used in InnoDB?对于InnoDB中使用的聚集索引,哪三种说法是正确的?
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