According to the SQL Standard, the method to evaluate hierarchical or bi-directional data is the Recursive Common Table Expression (RCTE).
根据SQL标准,评估分层或双向数据的方法为递归通用表表达式(RCTE)。
In addition, by using an industry standard "star schema", rather than a more normalized table structure, the data warehouse is optimized for efficient queries and quick response times.
此外,通过使用行业标准的“星型模式”(star schema)而不是更规范化的表结构,数据仓库经过了优化以实现高效的查询和快速的响应时间。
Table 2 defines the standard data types of the Linux kernel.
表2定义了Linux内核的标准数据类型。
At this point, your can inspect the data in the target table using standard DB2 tools. Or, if you prefer, you can view the data from the DataStage Designer by doing the following.
在这里,您可以使用标准的DB 2工具查看目标表中的数据。
Data for all cached tables is kept in a file named database.data, while text table data is kept in any delimited text file (like CSV files) named by the set table source non-standard SQL statement.
所有缓存表的数据放在一个名为database . data的文件中,而文本表的数据则放在由settablesource非标准sql语句命名的任意分隔文本文件(像CSV文件)中。
They perform frequency, mean, minimum, maximum, and standard deviation analysis on attribute data and save the results in a new table.
这些工具完成对属性数据的频次、平均值、最小值、最大值和标准偏差的分析,并将结果存于一个新的表格中。
We use HEIDENHAIN measuring device. The device can automatically inspect each standard and print numerical reports, ensuring data accuracy and superior quality of Central Star CNC Rotary Table.
使用德制“海德汉”检测设备,能自动完成各精度检验项目的测试,保证数据的准确性,为综欣分度盘的高品质做最后的把关。
Note: Uncertainty in table is showed by the square minus of the standard deviation from laboratory average data and sample unhomogeneity.
注:表中不确定度以定值标准偏差和样品的不均匀方差表示。
Note: Uncertainty in table is showed by the square minus of the standard deviation from laboratory average data and sample unhomogeneity.
注:表中不确定度以定值标准偏差和样品的不均匀方差表示。
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