由于映射要求所有目标都具有映射，您可以向额外参数赋予某些缺省值。
Because a map requires all targets to have a mapping, you can assign some default value to the extra parameter.
否则，保留该字段为空，以转为其缺省值(按照字段定义)。
Otherwise, leave a field blank for it to revert to its default value (definitions of the fields follow).
在ASBO中定义了诸如缺省值、键和非键属性、大小和数据类型之类的信息。
Information such as default value, key and non-key attributes, size and data types is defined in an ASBO.
初次创建这两个控制表时，这个值的缺省值是 300秒。
The default value when the control tables were initially created is 300 seconds.
这两个参数值的单位都是 1/32秒，并且它们的缺省值都为 16。
The values for both are in 1/32 seconds and each has a default value of 16.
未使用超时属性的缺省值为1800秒(30分钟)。
The Unused timeout property has a default value of 1800 seconds (30 minutes).
其缺省值为0，这意味着连接不会因为它的连接时间太长而关闭。
Its default value is 0, which means that the connection will never be closed because it is too old.
每个参数都有一个建议的缺省值、简要介绍以及说明其对于性能影响重要程度的数值。
There is a brief explanation of each parameter with a recommended 'default' value followed with some data that illustrates the importance of tuning GlassFish for performance.
应用程序等待的时间是在连接池的连接超时属性中指定的，缺省值为 180秒（3分钟）。
The time the application waits is specified in the Connection Pool's Connection timeout property, which has a default value of 180 seconds (3 minutes).
相关ID不是强制要求的，也没有缺省值。
当为“storeId”指定缺省值时，下列示例将会使用 TopCategoriesDisplay。
The following example uses TopCategoriesDisplay when the "storeId" is given a default value.
注意junitAnt任务的haltonfailure属性被设置为false(它的缺省值)。
Notice the haltonfailure attribute of the junit Ant task is set to false (its default value).
session - type：缺省值“stateless”。
require——指定是否需要注入，缺省值为false。
Require — specifies whether injection is required, default value is false.
SetDelay按钮设置显示刷新间隔(它的缺省值是2秒)。
Set Delay sets the display refreshing interval (its default value is 2 seconds).
根据需要更改参数host(缺省值为localhost)和port(缺省值为2809)。
Change the parameters host (default value localhost) and port (default value 2809) as needed.
根据需要更改参数host(缺省值为localhost)和bootstrapport(缺省值为2809)。
Change the parameters host (default value localhost) and bootstrap port (default value 2809) as needed.
然而，如果您需要支持多个存储或多种语言，您可以只针对其中一个使用缺省值，而不针对所有的存储和语言。
However, if you need to support multiple stores or multiple languages, then you can only use the default value for one, but not for all the stores and languages.
但是，当某个输入字段是必需的，或者由于该字段是必需的而应该设置为缺省值时，您不应该删除该字段。
However, you should not remove an input field when the field is required or should be set to a default value because the field is required.
缺省情况下，绑定和准备选项从FEDERATED_ASYNC数据库管理器配置参数继承它们的缺省值。
If omitted, the bind and the prep options inherit their default value from the FEDERATED_ASYNC database manager configuration parameter.
对于大多数用户而言，缺省值 (32)将足够大，因为可能会在结果数超过此值前对搜索条件进行细化。
The default value (32) will be large enough for most users, because they will probably refine their search term before running out of results.
如上所述，您可以使用管理控制台更改缺省值。
As described above, you can change the default value using the admin console.
我们发现该参数的缺省值为8 (4kb页)，这对于OLTP数据库而言通常不够大。
We discovered that the default value for this parameter, 8 (4kb pages), usually is not big enough for an OLTP database.
缺省值为1，这意味着，只有1个用户应该/可以处理这个任务。
The default value is 1 meaning, that only a single user should/can process the task.
此设置的缺省值是一个大于最少同步副本数的值。
The default value of this setting is one more than the minimum number of sync replicas.
null值和缺省值压缩(V 8GA)：对变长列中的零长度空数据和系统缺省值进行压缩。
Null and default value Compression (V8 GA) : Compression for null, zero length data in variable length columns and system default value.
通过使用缺省属性，您可以将所讨论的参数保留为空，缺省值将会自动分配到该参数。
By using the default attribute, you can leave the parameter in question blank and it is automatically assigned the default value.
缺省值不是必须被指定的。
缺省值为 250，意味着尝试连接的第 251 个客户机将获得“访问被拒绝”响应。
The default value is 250, which means the 251st client that tries to connect will get a Connection Refused response.
对于非odbc数据源，该服务器选项的缺省值为1。
The default value for this server option is 1 for non-ODBC data sources.
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