subquery 中文意思是什麼
subquery
解釋
次程式型式-
Subquery select statements that appear inside an if statement
If語句中出現的子查詢select語句。 -
The apply operator supports invoking a table - valued expression a table - valued function or subquery for each row returned by an outer table reference
Apply運算符支持為外部表引用返回的每個行調用表值表達式(表值函數或子查詢) 。 -
That can be used either for convenience or to distinguish a table or view in a self - join or subquery
的別名,別名可帶來使用上的方便,也可用於區分自聯接或子查詢中的表或視圖。 -
The following example shows the transact - sql extension used to delete records from a base table that is based on a join or correlated subquery
下面的示例顯示用於從基於聯接或相關子查詢的基表中刪除記錄的transact - sql擴展插件。 -
The following example uses in in a correlated, or repeating, subquery
以下示例在相關或重復子查詢中使用 -
Is a subquery that retrieves rows from the database
從數據庫中檢索行的子查詢。 -
A correlated subquery can also be used in the
中的不同行而發生改變。 -
This statement is represented in the example as subquery s1
這個語句在示例中表示為子查詢s1 。 -
What fraction of queries that were optimized contained a subquery
所優化查詢的哪一部分包含子查詢? -
A subquery can be used anywhere an expression is allowed
任何允許使用表達式的地方都可以使用子查詢。 -
The select query of a subquery is always enclosed in parentheses
子查詢的select查詢總是使用圓括號括起來。 -
Join fundamentals subquery fundamentals
聯接基礎知識 -
Number of optimizations for a query that contains at least one subquery
包含至少一個子查詢的查詢的優化數。 -
This localized join subquery ability has significant performance advantages
這種局部地執行連接或子查詢的能力具有顯著的性能優點。 -
Transact - sql keywords that control the flow of execution of sql statements and statement blocks in triggers, stored procedures, and batches. correlated subquery a subquery that references a column in the outer statement
在sql api中,綁定可使結果集列或參數與程序變量相關聯,以便在提取或更新行時自動將數據移入或移出程序變量。 -
Cannot perform an aggregate function on an expression containing an aggregate or a subquery
中文說:不能對包含聚合或字查詢的表達式執行聚合函數。 -
A select statement that contains one or more subqueries, or another term for subquery
介面隱含用於信息模型中來獲得多重繼承的某些效果。 -
In the example, this is represented by the outermost select statement, which uses s1 as a subquery
在這個示例中,這由最外層的選擇語句表示,這個語句將s1用作子查詢。 -
An sql statement that contains a subquery. the subquery is a query within the sql statement used to determine values in the main or parent statement
嵌套查詢:包含子查詢的sql聲明。子查詢用於定義主體查詢或者父查詢中使用到的某些值。 -
When order by is used in the definition of a view, inline function, derived table, or subquery, the clause is used only to determine the rows returned by the top clause
在視圖定義中使用order by時,該子句僅用於確定用top子句返回的行。
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