This specifies that the query only returns one result.
这条语句规定查询只返回一条结果。
Second, you're confined to running the query only via your Clojure code.
其次，您被限制为只能通过您的Clojure 代码运行查询。
It's also worth noting that we compared and contrasted coding requirements for implementing one query only.
值得注意的是，我们比较了只实现一个查询的编码需求。
The first query returns the full element node, i.e. 29, while the second query only returns its text node value 29.
第一个查询将返回完整的元素节点，即29，而第二个查询仅返回其文本节点值29。
The query only needs to be parsed (or prepared) once, but can be executed multiple times with the same or different parameters.
查询只需解析(或准备)一次，但是可以用相同或不同的参数执行多次。
From the above list, it should be clear that Listing 8 is restricting the query only to content pages through the eunamespace parameter.
依据以上清单，可以清楚知道清单8限制仅通过eunamespace参数来查询内容页。
Right now, the query only tells you which versions of Log4J are used in all your projects. It does not tell you which projects use which version.
现在，这个查询只是回答您的所有项目中使用的是什么Log4J版本。
For this example, in which the database query only returns the rows of a single table, you might just write a small PHP function to wrap each column in an XML tag.
在本例中，数据库查询只返回单个表的行，您也许要编写一个php小函数对XML标记中的每一列进行打包。
This approach not only lets anyone download the raw data, but also enables them to query it for whatever they have in mind.
这种方法不仅允许任何人下载原始数据，而且还允许他们查询任何他们想要的数据。
To do that, you have to go through the array that you obtained after running the query and pick only CICS resource adapters.
要做到这些，在运行查询并只挑出CICS资源适配器之后，您不得不遍历您获得的列。
This is because the path expression in the query targets only elements that have no namespaces.
这是因为该查询中的路径表达式仅指向没有名称空间的元素。
This means that even if multiple remote sources participate in a query, only one remote source or the federated server is active at any given moment.
这意味着，即使一个查询中涉及到多个远程数据源，在任何时候只有一个远程数据源或联邦服务器是活动的。
Another technique is to set query processing to Database Only.
另一种方法是将查询处理设置为只针对数据库进行。
You can restrict the output of the query to specific fields only.
您可以将查询的输出仅限制为特定字段。
When refreshing this way, all specified staff query results are refreshed, not only the expired ones.
以此方法刷新时，将刷新所有指定的人员查询结果，而不只是过期的结果。
The first query tested only returned a result set of 12 rows, when targeting a database with around 1 GB of data.
对于一个包含大约1GB数据的数据库，第一个测试的查询返回一个只包含12行的记录。
This query will return only 200 rows.
该查询将只返回200行。
File system caching has a significant impact only on query Q1 which retrieves all documents without any predicate evaluation.
文件系统缓存仅对查询Q1(检索全部文档，无谓词运算)有较大影响。
Running a query in federated mode is usually slower compared to the same query that accesses only local data because of the network latency.
由于网络的延迟，以联邦模式运行查询一般比只访问本地数据的相同查询要慢一些。
Notice that in Listing 7, the inner query specifically retrieves only the ISBN-10 Numbers of the books on the bestseller lists.
请注意在清单7中，内部查询只专门检索畅销书清单上图书的ISBN - 10号。
A query on a concrete subclass only generates SQL for that subclass.
具体子类的查询只生成该子类的SQL。
The problem with short boxes is that even though you can type out a long query, only a portion of the text will be visible at a time, making it difficult to review or edit what you've typed.
搜索框太短的问题是即便你可以输入较长的问题，你也只能一次看到文本的一部分，从而使得难于检查或编辑你输入的内容。
The query returns only the buffer pools that have a lower hit ratio than 90%.
该查询只返回命中率低于90%的缓冲池。
When the query selects only [1, 8] characters, Row 1 results in AAA3BBB3CC.
当查询只选择[1,8]字符时，行1生成aaa3bbb3cc。
However, this query returns only one XML document from the sample table.
然而，这个查询只返回示例表中的一个XML文档。
On close inspection of this query, only a single character differs from the XQuery shown earlier.
仔细观察这个查询，其中只有一个字符与前面显示的XQuery不同。
This is because the ObjectGrid only supports one-phase commit transactions (which are much faster than two-phase commit) and therefore a query can only span a single partition.
这是因为ObjectGrid只支持单阶段提交事务(比两阶段提交要快得多)，因此一次查询只能跨越单个分区。
SPList.GetItems takes the query and only returns 10 items each time GetItems is called.
GetItems执行了这个查询，每次调用GetItems只返回10条数据项。
Therefore, Ralf is allowed to see only query results involving events pertaining to EPCs starting with this prefix.
因此，只允许Ralf查看涉及以这个前缀开头的EPC的事件查询结果。
Our sample query retrieves only the portion of the XML data that we need (in particular, the XMLQUERY function obtains only a specific XML node of the trade document).
我们的样例查询只检索我们需要的部分XML数据(具体来说，XMLQUERY函数只获得交易文档的一个特定xml节点)。
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