A parameter query is a great way to ask a question and display the answer, particularly when the question is one where you often change the criteria.
带有参数的查询非常适用于问题的查询和答案的显示,特别是需要经常变更查询条件的情况下。
As a compromise, you can provide a query parameter for development time and then disable it when deploying the application.
作为折衷办法,您可以在开发时提供查询参数,然后在部署该应用程序时再禁用它。
This parameter might be a query, an edit or delete operation, an authentication request, or any one of the other supported actions.
该参数必须是一个查询、一个编辑或删除操作、一个认证请求、或者所支持的任何一个操作。
As you might imagine, we need to use parameter markers and escape characters when incorporating this query into an application.
正如您可能想到的,在将该查询合并到应用程序中去时,我们需要使用参数标记和转义字符。
Next, add a search parameter to the list of query parameters.
接下来,向一系列的查询参数添加一个搜索参数。
Turning this parameter on activates the collection of query feedback data.
打开该参数将启动查询反馈数据的收集。
Once you understand your options, you can influence the optimizer to select the best query execution plan, either by adjusting the OPTCOMPIND parameter or by adding query directives or indexes.
一旦理解了自己的选择,就可以通过调整OPTCOMPIND参数,或者通过添加查询指示或索引,来影响优化器,从而选择最佳的查询执行计划。
In addition, it discusses the role of the optimizer, including the OPTCOMPIND parameter, query directives, and internal statistics.
此外,还将讨论优化器的角色,其中包括OPTCOMPIND参数、查询命令和内部统计数据。
For example, the optimizer does not know the values of host variables or parameter markers (if these are contained in the query) until the query is executed.
例如,优化器到执行时才会知道主机变量或参数标记的值(如果查询中包含的话)。
The connection handle resource given when creating a database connection is a necessary parameter, along with the query that needs to be run.
创建数据库连接时提供的连接处理资源是必要的参数,随需要运行的查询一起使用。
The semantics for creating a new word is a message that doesn't match any query patterns and which contains a parameter list.
创建一个新单词的语义是一个不匹配任何查询模式并且包含一个参数清单的消息。
After issuing the query, the code checks for a request parameter for a format element.
在发出查询之后,代码检查格式元素的请求参数。
Parameterized queries require that you define all the SQL code and then pass in each parameter to the query later.
参数化查询要求您定义所有的SQL代码,然后向查询传入每个参数。
A value is bound to a parameter in the context of an executable query.
值绑定到可执行查询上下文中的参数。
Call the Twitter class's search() method, which takes the Query object as a parameter and returns search results wrapped inside the QueryResult object.
调用Twitter类的search()方法,它将获取作为参数Query 的对象。并返回包装在QueryResult 对象内的搜索结果。
Let's look again at our sample query for the table CARS, but with parameter markers instead of concrete values.
让我们再次看看cars表的查询示例,但这次使用参数标记,而不是具体值。
Finally, you can make recurring events easier to parse by including the singleevents parameter in the query string.
最后,可以通过在查询字符串中包含singleevents参数使重复出现的事件更易于解析。
Next, a query string is appended with one parameter, tag.
接下来的查询字符串增加了一个参数tag。
Again using an expression, the symbol field in Card a is modified to use as its input the stock symbol sent as a query parameter in the HTTP request, as shown in Figure 11.
再次使用一个表达式将卡片a中的symbol字段修改为使用卡片e的输入(stock symbol,作为HTTP请求中的查询参数进行发送),如图11中所示。
Pass the product ID extracted from the document along with the document as a parameter to the query.
将从文档中提取的产品ID作为参数与文档一起传递到查询。
To change the number of entries to 100 (for example), add the query string parameter num=100.
例如,要将条目数目改为 100,添加查询字符串参数num=100 。
If the parameter was nil, the resulting SQL query will be.
如果参数是nil,那么SQL查询的结果会是。
To start testing the application, the application name is passed to the runtimeLoadingTest.html page as a query parameter
开始测试应用程序,软件名称将会作为一个询问参数通过到 runtimeLoadingTest.html页面
You can pass customer ID or customer name or customer's social security number as the value of the findby query parameter.
你可以传递客户ID或客户名或客户的社保号码,将其作为findby的查询参数值。
The MediaWiki API also lets you access current or previous versions of page content by attaching the prop=revisions parameter to the query action.
MediaWikiAPI还支持通过在查询动作后附加prop=revisions参数来访问页面内容目前或以前版本。
To make use of it, all that has to occur is that the runner.html is loaded with a query parameter defining which file to load that will register tests.
要想利用它,只需要用一个定义所要加载文件的查询参数加载runner . html,此文件将用来注册测试。
Here you use the position passed to the function to add a geocode parameter to your Twitter search query.
这里使用传递给函数的位置来向Twitter搜索查询添加geocode参数。
First, look for a query parameter using the GlobalContext.
首先,使用GlobalContext查找查询参数。
Some of the REST calls may require query parameters. Listing 7 shows how to set the query parameter in the parameters object.
一些REST调用可能需要查询参数,清单7展示了如何在parameters对象中设置查询参数。
A parameterized query binds the value of the parameter before the query execution.
参数化查询在查询执行之前绑定参数的值。
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