query parameter 中文意思是什麼
query parameter
解釋
詢問參數-
When a query on the relational views is issued, it is repeatedly rewritten using the rules. this process generates number of navigation plans to compute the query ; the cost of these plans is then estimated based on a simple cost model that takes network accesses as the primary cost parameter. in this way, an efficient execution plan is selected for processing the query
當根據關系視圖發出一個查詢時,它被重復的使用重寫規則來重寫,這個過程產生大量的導航方案來運算查詢。這些方案的代價是根據代價模型來評估的。代價模型是用網路訪問作為原始的代價參數。 -
If the report included query - based or expression - based parameters, updating a single parameter property usually meant you had to republish the report. failure to republish the report resulted in reports that were missing query - based default values after a parameter property was changed
如果報表包括基於查詢或基於表達式的參數,則更新單個參數屬性通常意味著必須重新發布該報表,否則,將導致報表在參數屬性更改之後丟失基於查詢的默認值。 -
You can set report parameter properties that determine whether parameters are single - valued or multivalued, are visible at run time, use a static or query - based valid values list, have default values, and accept null or blank values
< parametername > . count來返回集合中單個參數值的數量。您可以使用split或join函數拆分或組合數組中的值。可以使用string或cint函數將值轉換為字元串或整數。 -
You can pass report parameters to a dmx query parameter
您可以將報表參數傳遞到dmx查詢參數。 -
It returns the value of the query parameter indicated by
指示的查詢參數的值。 -
The value of the query parameter indicated by the
參數指示的查詢參數的值。 -
In addition, it discusses the role of the optimizer, including the optcompind parameter, query directives, and internal statistics
此外,還將討論優化器的角色,其中包括optcompind參數、查詢命令和內部統計數據。 -
The behavior of the optimizer is influenced by three key factors : the value of optcompind parameter in the informix configuration file, query directives, and the accuracy of internal statistics
優化器的行為受三個關鍵因素的影響: informix配置文件中optcompind參數的值、查詢命令和內部統計數據的準確性。 -
The semantics for creating a new word is a message that doesn t match any query patterns and which contains a parameter list
創建一個新單詞的語義是一個不匹配任何查詢模式並且包含一個參數清單的消息。 -
Parameter query. parameter calculate and database maintenance functional modules can realize query, calculate and management rapidly, the system has friendly interface, convenient enhancement and update
系統所開發的參數查詢模塊、參數計算模塊及數據庫維護模塊,實現了模具設計中參數的快速查詢、計算及相關模具信息的管理。 -
When this parameter is 1, database mail sends the e - mail message and includes the query error message in the body of the e - mail message
如果此參數的值為1 ,則數據庫郵件會發送電子郵件,並電子郵件的正文中顯示查詢錯誤消息。 -
That illustrates how you can use parameter markers with sql xml to query data in xml columns
,這個例子解釋了如何使用參數標記位和sql / xml來查詢xml列中的數據。 -
When using parameter objects to pass user input to a query, add handlers for the data source control s pre - query events and perform the encoding in those events
在使用參數對象將用戶輸入傳遞給查詢時,可以為數據源控制項的預查詢事件添加處理程序並在這些事件中進行編碼。 -
The query would perform much better if the second parameter of
這樣做的效率非常低。如果 -
The parameter object will be used to set input values in an update statement, or where clause values in a query etc.
這個參數對象將用於設置update語句中的輸入值,或者用於設置某一查詢中的where子句的值(等等) 。 -
The query for the second grid will get its parameter value from the selection in the first grid
第二個網格的查詢將從第一個網格中的選中項獲取其參數值。 -
Add a query string parameter to this request
為此請求添加查詢字元串參數。 -
Gets or sets the value of the query parameter
獲取或設置查詢參數的值。 -
To map a query parameter to a variable
將查詢參數映射到變量 -
Set query parameter dialog box
對話框中將參數映射到變量。
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