Selecting from an external table reads the data from the data file(s) and provides it in the form of rows and columns as if it was read from the normal base table.
从外部表选择可从一个或多个数据文件读取数据,并以行和列的形式提供该数据,就好像从常规基表读取数据一样。
As the data for the base table (s) changes, the MQT needs to be updated accordingly.
当基本表中的数据发生改变时,需要相应地更新MQT。
The s lock allows concurrent applications that use read-only queries to access the target table, but applications attempting to write data to the table are prevented from doing so.
s锁允许使用只读查询的并发应用程序访问目标表,但是防止应用程序写数据到表中。
This section USES DB2's annotated schema shredding feature to map MIML data to the simple four-table schema.
本节使用DB 2带注释的模式分解特性将MIML数据映射到简单的4表模式。
Based on average S/N ratio of each sub band, the mobile station feeds back the word of data rate control (DRC) obtained by looking up the table.
系统采用闭环反馈方法,移动台根据每个子带的平均信噪比查表得到数据速率控制字DRC进行反馈;
Based on average S/N ratio of each sub band, the mobile station feeds back the word of data rate control (DRC) obtained by looking up the table.
系统采用闭环反馈方法,移动台根据每个子带的平均信噪比查表得到数据速率控制字DRC进行反馈;
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