DB2的行压缩不像Oracle的键压缩，它不需要指定键。
DB2's row compression, unlike Oracle's key compression, does not require keys to be specified.
获取或设置具有指定键的元素。
获取集合中具有指定键的树节点。
Gets the tree node with the specified key from the collection.
获取或设置具有指定键的值。
返回具有指定键的配置元素。
确定该集合是否包含具有指定键的元素。
Determines whether this collection contains an element of the specified key.
将具有指定键的图标添加到集合的末尾处。
Adds an icon with the specified key to the end of the collection.
创建具有指定键、文本和图像的树节点，并将其添加到集合中。
Creates a tree node with the specified key, text, and images, and adds it to the collection.
创建带有指定键、文本和图像的选项卡页，并将该选项卡页添加到集合。
Creates a TAB page with the specified key, text, and image, and adds it to the collection.
如果集合中没有指定的键，则设置此属性会使用指定键和指定值创建一个新项。
If the specified key does not exist in the collection, setting this property creates a new entry using the specified key and the specified value.
创建带有指定键、文本和图像的新选项卡页，并将该选项卡页插入集合中的指定索引处。
Creates a new TAB page with the specified key, text, and image, and inserts it into the collection at the specified index.
规则引擎根据您指定的键查找会话或请求中的对象。
The rules engine finds the object on the session or request at a key you specify.
通常，Personalization将根据您在PersonalizationPortlet中定义应用程序对象时指定的键来查找应用程序对象。
Normally, Personalization will look for an application object at a key specified by you when the application object is defined in the Personalization portlet.
memcached客户机不必决定此信息，它只需对在存储信息时指定的键使用一个简单的散列算法。
Instead of having to determine this information, the memcached clients use a simple hashing algorithm on the key you specify when storing the information.
在DPF环境中，根据CREATEtable语句中指定的分区键，表中的每个行被分布到一个分区上。
In a DPF environment, each table row is distributed to a database partition according to the distribution key specified in the CREATE table statement.
两个表之间的关系通过指定链接表的键列来定义，最常见的常规关系比如“客户-订单”。
A relation is defined between two tables by specifying key columns that link the tables, most commonly regular relations such as customer-to-orders.
文件名及位置在 $options数组的output键中进行指定，该数组作为dumpDatabase() 方法的第二个参数传入。
The name and location of the file are specified in the output key of the $options array, which is passed to dumpDatabase() as the second argument.
为了支持按用户缓存，ApplicationServer管理员需要指定 cachespec.xml 中的缓存键使用sessionid。
To support user-scoped caching, the Application Server administrator would need to specify that the cache key within the cachespec.xml use the sessionid.
如果您未指定join列，JPA将根据命名方案尝试解析这些键。
If you do not specify the Join column, JPA will attempt to resolve the keys based on a naming scheme.
如果指定的资源束和键存在，将使用它们。
If the specified resource bundle and key exist, they will be used.
在清单1中，我指定了Twitter帐户的名称为键。
In Listing 1, I've specified the Twitter account's name as the key.
为此，它将使用指定的字段作为唯一标识对应流程实例的键来对输入数据的内容进行检查。
It does this by examining the contents of the input data, using a specified field as a kind of key that uniquely identifies the corresponding process instance.
在这种情况下，第一个方法将通过指定结果集中的索引获得头字段的值，第二个方法通过用名字查询键来获得头字段的值。
In this case, the first method would obtain the value of the header field by specifying its index in the result set and the next one would retrieve a header field value by looking up its key by name.
关系的键定义中也可以使用脚本变量，从而使一个关系变得动态，比如在某个指定日期的7天之内发生的“客户-订单”。
Relations can also use scripting variables as part of their key definitions, thus making a relation dynamic, such as customers-to-orders that occurred within seven days of a specified date.
如果控制键被找到，并且在%keys散列中指定了下一个按下的键，那么该键的事件时间将被记录下来。
If a control key is found, and the next key pressed is specified in the % keys hash, the event time for that key is recorded.
如果在CREATEtable语句中指定了一个主键，那么主键的首列会被用作分配键。
If a primary key is specified in the CREATE TABLE statement, the first column of the primary key is used as the distribution key.
在模拟器服务层内部，从请求对象中提取出“transaction”键，然后使用它来指定将要检索、使用并作为POJO响应返回的XML文件。
Within the simulator services layer, a "transaction" key is extracted from the request object, and will be used to determine the specific XML file to retrieve, consume, and return as a POJO response.
清单6表明文件名被指定为数组键，将内容指定为值。
Listing 6 shows that the file name is specified as the array key and the contents as the value.
为此，把这个操作指定为数组键并指定在缓存中保留视图的时间长度，像上面一样。
To do so, you would specify the action as an array key and the length of time to keep the views in cache, much like you did above.
您可以指定排序键（用于比较的行中的一部分），也可不指定，后一种情况下sort就比较所有行。
You can specify sort keys (portions of lines used for comparisons) or not, in which case sort just compares whole lines.
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