This row remains active for column access until a precharge command is issued to that bank.
这个行在有效后，一直有效到预充电指令到来。
You created an access definition to define how to access the database for your purposes, and then created a column map and a table map to further define what you wanted to do with the data.
创建一个访问定义，以定义出于各种目的考虑怎样访问数据库，然后创建一个列映射和表格映射，以进一步地定义您想对数据执行什么操作。
First, we cover creating an infrastructure or an object model that starts with a request, access definition, and column maps for data extraction.
首先，我们创建一个基础或者对象模型，从分析需求、访问定义，以及数据提取的列映射开始。
This will tell the application how to access your user model by specifying the users db table name and which column to use to display the user name.
上述命令将告诉应用程序如何通过用户数据库表名来访问用户模型，以及通过数据库表的列来显示用户名。
If a user tries to access a protected column that their LBAC credentials do not allow them to access, then the access will fail and they will get an error message.
如果一个用户试图访问一个受保护的列，而他们的LBAC凭证又不允许他们访问该列，那么这样的访问将失败，用户收到一条错误消息。
When you create this extension, you can access the result as a column binding in your table.
当创建此扩展时，可以在您的表中以列绑定的形式访问结果。
Using this feature, data stewards can control read and write access for users and groups at the table column and row level.
借助这个特性，数据管理员可以在表的列和行级别控制用户和组的读写访问。
Without correct column distribution statistics, DB2 may not have enough information to make the best choice when choosing an access path to the data-especially if data is heavily skewed.
在选择数据的访问路径时，如果没有正确的列分布统计数据，DB 2可能没有足够的信息来做出最佳的选择，尤其是如果数据出现严重误差。
While some can access data in an XML column, many don't have facilities to format complex XML into a structure that is meaningful for reports.
尽管有些工具可以访问xml列中的数据，但是大部分都不能够将复杂xml格式化为对报告有用的结构。
Altering this attribute for a column requires table reorganization before further table access is allowed (SQLSTATE 57016).
修改列的这个属性要求进行表重组，然后才允许进行进一步的表访问(SQLSTATE 57016)。
If you need to have write access to the database available while column data type is changed, you can use of ADMIN_MOVE_TABLE routine described in the next section.
如果需要在修改列数据类型期间对数据库执行写访问，可以使用下一小节描述的ADMIN_MOVE_TABLE例程。
Without column data-value distribution information in the catalog, DB2 will assume an even distribution of values, which may lead the optimizer to a sub-optimal access path.
如果编目中没有列数据值分布信息，DB 2就会假设值是均匀分布的，这可能导致优化器选择非最优的访问路径。
Dropping a column requires table reorganization before further table access is allowed.
删除列之后要求进行表重组，然后才允许进行进一步的表访问。
You might add a column to an existing index to get index-only access for a portion of the query's processing.
可以在现有的索引中添加列，让查询处理的一部分只访问索引。
To access all that information, the application would invoke every accessor method for every column — that's five method invocations, each one sucking up just a little more RMI traffic time.
为了访问所有信息，应用程序为每列调用一个取值方法—共有五次方法调用，每次都会多占用一点rmi通信时间。
Includes the Advanced access control Feature (ACCF) enabling cell -, column - and row-level label-based access control (LBAC).
内含启用资料格层次、栏层次与列层次标签型存取控制(LBAC)的“进阶存取控制功能”(ACCF)。
If wanted to, I could also access the same column using the 2 index.
如果想试试，我也可以用索引2访问同一元素。
The next column will make it more interesting since I plan to add a mechanism to give style sheets access to the file system.
下一专栏将会有趣许多，因为我计划添加一种机制来对文件系统应用样式表。
Of these properties, rows is particularly convenient, because you can use it to iterate through the result set and access the column data by name.
在这些属性中，rows尤其方便，因为您可以使用它来在整个结果集中进行迭代和根据名字访问列数据。
By adding the index on the ACCT_ID_INX column, the new access plan shows a significant cost reduction from 3420.41 to 38.6219 timerons.
通过在ACCT _ ID _ IN x列上添加索引，新的访问计划显示了从3420.41到38.6219timeron的较大成本缩减。
You can access the categories from the left hand column.
你可以从左列“分类”栏(categories)中访问。
The second level of access control is Label-Based access control (LBAC), which can be at the row level, column level, or both.
第二级的访问控制是基于标签的访问控制(Label - Based Access Control,LBAC)，这种控制可以发生在行级、列级或者同时发生在这两级。
The queries are simple with good performance because you need not do any joins to access multiple subclasses, and ActiveRecord can use the type column to determine which records to return.
这些查询简单且性能很好，因为您无需进行任何连接来访问多个子类，ActiveRecord可以使用type列决定哪个记录能够返回。
You will notice that we access four attributes of the spatial data type ST_Geometry directly to not run into trouble with the generated column.
您会注意到，我们直接访问空间数据类型ST_Geometry的4个属性，以避免陷入生成的列的麻烦当中。
More database security: a new security feature called Label-Based access control (LBAC) allows you to control data access at the row and column level.
增强了数据库安全性：基于标签的访问控制(Label BasedAccess Control,LBAC)是一种新的安全特性，它使您可以在行和列的级别上控制数据访问。
The Advanced Access Control Feature implements label-based access control (LBAC) to offer row-level and column-level protection.
AdvancedAccessControlFeature实现了基于标签的访问控制（LBAC），以提供行级和列级保护。
You can leverage the extended use of multi-column statistics in DB2 9.5 to provide the optimizer more information to better estimate the cardinality in order to choose an optimal query access plan.
您可以利用DB2 9.5 中的多列统计信息的扩展用途来为优化器提供更多的信息，从而使优化器更好地估计基数，选择最佳的查询访问计划。
The following untyped DataSet techniques have various combinations of convenience and performance. First, you can access the value of a column using a DataColumn instance
以下非类型化数据集技术在方便性和性能上有各种组合。
By introducing side pointer, row pointer and column pointer - three Pointers in different level, this paper discusses the means to access multi - dimensional array by pointer.
通过引入面指针、行指针和列指针，并与相应级别的指针相关联，阐述了应用指针访问多维数组的方法。
My question is how can I make the column created useful and forbid access for keys older than let say 24 hours, in easiest way and does it make sense?
我的问题是如何使创建有用列，禁止访问键超过我们说24小时，以最简单的方式和是否有意义旧的？
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