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Referring to partitions with for (values) clause

机译:使用for(values)子句引用分区

摘要

A method and apparatus for referencing a partition of a data storage space in a request to perform an operation with relation to the partition are disclosed. The techniques disclosed do not rely on knowing the partition's name, thus simplifying the process of requesting a database to perform an operation on a partition when that partition's name is unknown. Data such as a DDL statement is received. The data indicates a value in a FOR clause in lieu of the partition name. The data also indicates an operation to be performed with respect to a particular partition of the partitioned space. The particular partition is not named in the received data. Based on the value, it is determined that the particular partition is a first partition. The operation is performed with respect to the first partition.
机译:公开了一种用于在请求中参考数据存储空间的分区以执行与该分区有关的操作的方法和装置。所公开的技术不依赖于知道分区的名称,因此简化了当该分区的名称未知时请求数据库对分区执行操作的过程。接收到诸如DDL语句之类的数据。该数据指示FOR子句中的值代替分区名称。该数据还指示将针对分区空间的特定分区执行的操作。在接收的数据中未命名特定分区。基于该值,确定特定分区是第一分区。针对第一分区执行该操作。

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