嵌套語句 的英文怎麼說
中文拼音 [qiàntàoyǔjù]
嵌套語句
英文
nested statement-
So we extent its function by adding sqlquery expressions which contain sql. it gets results from queries by jdbc api and convert it into xml format. then it uses xquery complier to query in succession in order to integrate related databases
Xquery語言本身並不能實現該功能,所以我們對它進行擴展,增加嵌套sql語句的sqlquery表達式,使用jdbc來查詢sql語句,而將產生的結果轉換為xml文檔,再使用xquery編譯器來實現查詢要求,達到集成關系數據庫的目的。A control statement placed inside another control statement is said to be
將一個控制語句放在另一個控制語句中稱為「嵌套」 。There are usually no nested statements, blocks, and so forth in assembler statements.
在這些匯編語句中通常不包含嵌套語句,分程序等等。On a nested function call, step into steps into the most deeply nested function
在嵌套函數調用上, 「逐語句」將進入並單步執行嵌套最深的函數。Existent automatic grading model of programs can not deal with the programs with structural body. in this paper, we study the syntax and concept of structural body based on an existed model, and improve the original model in the following aspects : increasing the middle representation form of structural body in analysis of morphology and syntax and system dependence graph and abstract syntax tree, adding standardization rules, mainly including type definition, nesting structure, initialization, function invocation, renaming and sequence of program sentence, besides standardization rules of bit operation and program with enumeration, enhancing the function of inspecting syntax error and improving matching strategies
本文在原有的編程題自動評分模型的基礎上,對結構體的語法結構和實現原理進行研究,並在以下幾個方面完善原有模型:在詞法和語法分析、程序的系統依賴圖建立和抽象語法樹生成三個方面增加結構體類型的中間表示形式;擴充程序的標準化規則,主要包括類型定義標準化、結構體嵌套結構標準化、結構體初始化的標準化、結構體作為函數參數時函數調用標準化、結構體變量名稱標準化、結構體語句排列順序標準化等等;另外,還增加了位運算標準化、枚舉標準化以及文件的處理;增強學生程序中語法錯誤的檢測和改進程序匹配策略。This statement queries multiple data sources to create a nested table
此語句可以查詢多個數據源以創建嵌套表。Train nested structure demonstrates how to combine the dmx insert into mining structure statement with the shape source data query to train a mining model that contains nested columns with data that contains nested tables, retrieved using a query, from an existing data source. train structure
演示如何將dmx insert into語句和shape源數據查詢組合使用來定型這樣的挖掘模型,該挖掘模型包含嵌套列,而嵌套列中的數據包含使用查詢從現有數據源檢索到的嵌套表。To ensure that only 10 rows are deleted, the column specified in the subselect statement
為了確保僅刪除10行,嵌套select語句(Added information about specifying a primary key when you use a subselect statement with an order by clause
添加了有關在將嵌套select語句與order by子句一起使用時指定主鍵的詳細信息。Is a variable, literal value, expression, or a subselect statement enclosed with parentheses that returns a single value
返回單個值的變量、文字值、表達式或嵌套select語句(加括號) 。Using a nonkey column in the subselect statement may result in the deletion of more than 10 rows if the specified column contains duplicate values
如果指定列包含重復的值,則在嵌套select語句中使用非鍵列可能會導致刪除的行超過10個。Enable grouping by a column that is derived from a scalar subselect, or a function that is either not deterministic or has external access
啟用按從標量嵌套select語句派生的列進行分組,或者按不確定性函數或有外部訪問的函數進行分組。A nested table can be considered as a local temporary table that is defined and used within the scope of one sql statement
嵌套表可以看成是在一個sql語句中定義和使用的局部臨時表。A local variable, already declared in an enclosing block and therefore visible in a nested block, cannot be redeclared in the nested block
一個語句塊里的變量,可以被其他語句塊再次聲明,但是不可以在嵌套語句塊聲明,但是在嵌套塊里他是可視的。Now, consider what happens to this in the case where a conditional statement is nested within another conditional statement
現在,考慮在一個條件語句嵌套在另一個條件語句中的情況下,會發生什麼事情:In this situation, executing a commit transaction statement will apply only to the nested transaction
在這種情況下,執行commit transaction語句將只應用到嵌套事務。When nesting transactions, this same statement rolls back all inner transactions to the outermost begin transaction statement
嵌套事務時,該語句將所有內層事務回滾到最外面的begin transaction語句。It is important to understand that a begin transaction statement issued in the trigger is actually beginning a nested transaction
了解在觸發器中發出begin transaction語句實際上是開始了一個嵌套事務這一點很重要。Event statement, and with the same signature as the event. the
語句所在類的嵌套類,且其簽字與該事件相同。If any one of the triggers performs a rollback transaction, regardless of the nesting level, no more triggers are executed
如果任一觸發器執行了rollback transaction語句,則無論嵌套級是多少,都不會再執行其他觸發器。分享友人