由于其规则结构，关系数据是“密集的”，即每一行中的每一列都有一个值。
Because of its regular structure, relational data is "dense" — that is, every row has a value in every column.
您想个性化的内容也经常在关系数据库中，此时每一行代表一段内容，而每一列保存描述该内容的一个属性。
Content that you want to personalize is often also found in relational databases, where each row represents a piece of content, and each column holds an attribute describing that content.
从概念上来说，关系数据行(元组)按照自下向上的方式流过查询计划中的操作节点。
Conceptually, rows of relational data (tuples) flow through the operation nodes in the query plan from bottom to top.
YQL使用人们熟悉的表格与行的关系数据库模型。
YQL USES the familiar relational database model of tables and rows.
同样，关系数据库中的行也是惟一的，它们由主键值标识。
Similarly, relational database rows are also unique, so long as they are identified by primary key values.
但是，如果关系数据值是高度聚集的，那么行级抽样可以产生更精确的统计信息。
But, row level sampling may produce more accurate statistics if relational data values are highly clustered.
占用的存储空间少于32kb的小型XML文档可以与关系数据一起内联存储在同一行中，可以对整行进行压缩。
Small XML documents that occupy less than 32kb of storage space can be inlined with any relational data present in the same row, and the entire row can be compressed.
目前存储在关系数据库中的数据按照行和字段进行了规格化。
Data stored in relational databases today is normalized around rows and fields.
关系数据库由一组表组成，包含一组记录或行。
A relational database comprises a set of tables, containing a set of records or rows.
从关系数据库表中检索特定的行。
正如在关系数据库中那样，BigTable中的数据可以组成具有行和列的表，且每一行都有一个惟一的索引id。
As in a relational database, data in BigTable can be organized into tables with rows and columns, and each row has a unique indexed ID.
从关系数据库表中检索行。
方法：检测左室造影并于同期行二维超声心动图检查的42例患者的LVEF，计算2种方法的相关系数和一致性范围。
Methods To determinate the LVEF of 42 cases with 2-d echo and LVG respectively and calculate the linear correlation coefficient and limits of agreement.
现有的关于线性方程组的解法，都是基于对系数阵或增广阵施行初等“行”变换。
The old methods about solving a system of linear equations all base on using the row's elementary operation to matrix of coefficients or augmented matrix.
关系数据是“平面的”，即它是以具有行与列的二维数组的形式组织的。
Relational data is "flat" - that is, organized in the form of a two - dimensional array of rows and columns.
系数阵采用行存储，同时提供按列寻址的地址，实现有限元系数矩阵的快速存储。
The coefficient matrix is stored by row storage. Column storage address is also provided. Rapid storage of coefficient matrix in finite element method is then realized.
在关系数据库中，表的行表示记录(关于不同项的信息集)，列表示字段(一个记录的特定属性)。
In a relational database, the rows of a table represent records (collections of information about separate items) and the columns represent fields (particular attributes of a record).
在关系数据库模型下，数据库的视图是由行和列组成的表的集合。
In the case of the relational database model, the conceptual view of the database is that of a collection of tables consisting of rows and columns.
研究了矩阵列（行）一致扰动的几个性质，并应用于线性方程组。给出了线性方程组系数矩阵一致扰动下解的相对误差界。
Several properties about matrix with consistent perturbation are studied and applied into linear equations. Error bounds with the solution perturbation are given.
表，行，列关系数据库收集常见，或相关，在一个列表中的数据。
Tables, Rows, ColumnsA relational database collects common, or related, data in a single list.
表，行，列关系数据库搜集常见，或相关，在一个列表中地数据。
Tables, Rows, Columns a relational database collects common, or related, data in a single list.
对付含有两个或更多个逻辑级别的行标头和列标头的数据表，应该利用标记来关联干系数据单位格和标头单位格。
Markup shall be used to associate data cells and header cells for data tables that have two or more logical levels of row or column headers.
它们的特点是结构简单、阻力系数稳定、密封可靠，基本实现了机车走行一个架修期(至少20万公里)不换修油压减振器的目标。
Thus, the target is basically reached that the locomotive can run without replacement of the oil damper between two unwheeling repairs (at least 200 thousand kilometers running).
它们的特点是结构简单、阻力系数稳定、密封可靠，基本实现了机车走行一个架修期(至少20万公里)不换修油压减振器的目标。
Thus, the target is basically reached that the locomotive can run without replacement of the oil damper between two unwheeling repairs (at least 200 thousand kilometers running).
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