说明基于列的表格缺省属性。
还有一个好处是，内存映射可以沿着一个大概的、基于列的赋值处显示。
An added benefit is that the memory mapping can be displayed alongside a raw, column-based rendering.
不能使用诸如引用完整性这样的数据库特性，也不能依赖于工具来基于列的名称发现这些关系。
You can't use database features such as referential integrity, and you can't rely on tools to discover the relationships based on the names of your columns.
根据这一思路，文中研究了三种不同的基于列的检测算法，并对其实验结果和性能进行了分析和比较。
Three different detection algorithms are studied under the proposed idea. Experimental result analysis and performance comparisons are given.
基于Informix 11.7,IUWE使用了一个强大的基于列的引擎，能够将仓库查询速度提高100倍。
Based on Informix 11.7, IUWE USES a powerful columns-based engine that accelerates warehouse queries a hundredfold.
如果将字符串存储在DB 2数据库的VARCHAR或char类型的列中，那么就常常需要在这些字符串上应用基于内容的谓词。
If you store strings in columns of type VARCHAR or CHAR in a DB2 database, you often have the need to apply content-based predicates on those strings.
在报表生成期间这些命令是一起使用的，以便基于列值对报表进行格式化。
These commands are used together during report generation to format the report based on column values.
对于每个单元格，背景色基于当前的列号。
For each cell, the background color is based on the current column number.
它允许用户基于进行了这样标记的任何列对视图重新排序。
It allows your users to re-sort a view based on any column which you have so marked.
在我的上一期专栏中，我阐述了如何使用表分区，基于一列或多列中的值，跨多个存储对象组织数据。
In my last column, I explained how you can use table partitioning to organize data across multiple storage objects based on values in one or more columns.
很多对象，或它们使用的结构，都基于某种散列或数组结构。
Many objects, or the structures they use, are based on some kind of hash or array structure.
为了使用基于时间的复制，在定义模板之前，必须设置表，使之有影子列。
To use time-based replication, you must set up the tables to have shadow columns before defining the templates.
基于rdn散列的分割：使用目录服务器条目计算一个惟一的散列值。
RDN Hash-based splitting: The directory server entry is used to calculate a unique hash value.
carpool表既包含基于SQL数据类型的列，又包含一个基于新的DB 2XML数据类型的列。
CARPOOL table contains columns based on both SQL data types and one column based on the new DB2 XML data type.
列一个提问清单，写出所有基于选题你想问的内容。
Make a list of questions you want to ask based on the topics you want to cover.
集群列的选择需要基于预期的查询工作负载以便集群能够支持最常见和最关键的查询。
The choice of clustering columns needs to be based on the expected query workload so the clustering supports the most common and most critical queries.
该元素是基于绑定列的数据类型选择的。
The element is chosen based on the data type of the bound column.
所有基于散列的集合假设，当对象的散列值用于作为集合中的关键字时它不会改变。
All hash-based collections assume that an object's hash value does not change while it is in use as a key in the collection.
通常，有一个mdc维是基于时间的列，这样一来，同一个列既可以用于MDC，又可以用于TP。
Generally, one of the MDC dimensions will be a time-based column so the same column can be used for both MDC and TP.
每个条状图形的颜色基于 %MISS列的值（参见表2），从红色 (100%) 逐渐过渡到黄色 (50%)，并且最终变为绿色 (0%)。
The color of each bar is based on the value of the %MISS column (see Table 2), with a gradient moving from red (100%) through yellow (50%) and finally on to green (0%).
每一列的高度基于慢锁计数的值，它与图中的所有列有关。
The height of each column is based on the value of the slow lock count and is relative to all the columns in the graph.
图1列出了本系列所基于的完整结构图。
Figure 1 illustrates the complete architectural picture that this series is based on.
通常表分区键是基于时间的列。
Usually the table partitioning key will be a time-based column.
文档的选择必须基于同一表中的非 XML列。
Selection of documents must be based on non-XML columns in the same table.
我们的虚拟外键基于TB_RIGHT表的两个列。
Our virtual foreign key is based on two columns from the TB_RIGHT table.
Blueprint预先定义了大量基于多个列的样式。
Blueprint predefines a large number of styles based on multiples of columns.
在如下的例子中，Table1创建于数据库分区1、2、3和4并且会基于列COL1上的一个分区键重新分配。
In the following example, Table1 is created on database partitions 1, 2, 3, and 4, and is redistributed based on a partitioning key on column col1.
首先，嵌入在第二行的select语句包含一个基于“status”列的查询谓词，它将这个varchar列与字符串“Gold ”相比较。
First, the SELECT statement embedded in the second line contains a query predicate based on the Status column, comparing the value of this VARCHAR column to the string Gold.
有两种方法来定义对象的相等性和散列值：基于标识，它是 Object提供的缺省方法；基于状态，它要求Overrideequals() 和hashCode() 。
There are two approaches to defining equality and hash value: identity-based, which is the default provided by Object, and state-based, which requires overriding both equals() and hashCode().
如果输出定义包含返回字符串的输出表达式，它们会生成VARGRAPHICS (255)forDB 2类型的列，或者基于数据库类型的等效列。
If the output definition contains output expressions returning a string, they produce columns of type VARGRAPHICS (255) for DB2, or an equivalent type depending on the database type.
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