ambiguous reference 中文意思是什麼
ambiguous reference
解釋
二義訪問-
To prevent an ambiguous reference, such as occurs when two tables in the from clause have columns with duplicate names
以避免引用不明確,例如,當from子句中的兩個表包含同名的列時會出現這種情況。例如, -
This will create an ambiguous reference when loading the provider and any code that references the type will generate a compiler error
當加載該提供程序時將創建不明確的引用,並且引用該類型的任何代碼將生成編譯器錯誤。 -
This will create an ambiguous reference when loading your control, and any page in which the control is used will generate a compiler error
這在加載該控制項時會造成不明確引用,加載任何使用該控制項的頁時將生成編譯器錯誤。 -
An alternative name for a table or column in expressions that is often used to shorten the name for subsequent reference in code, prevent possible ambiguous references, or provide a more descriptive name in the query output
定義列中哪些數據值是可接受的。可以將check約束應用於多列,也可以為一列應用多個check約束。刪除表時,將同時刪除check約束。
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