空值 的英文怎麼說
中文拼音 [kōngzhí]-
Specify the behavior when null values are concatenated
指定在與空值連接時的行為。Another section delimiter : 0x00 the null byte
另一個節定界符： 0x00空值位元組Property to a non - empty value before the installer executes
屬性設置為非空值。Unadorned elements and attributes cannot have null values you can sort of think of them as the equivalent of java primitive types - neither can be null
未經修飾的元素和屬性不能具有空值（您大致可以把它們看作是對應的java基元類型二者都不能為空） 。Parameter must contain a valid database name, and cannot contain a null value, an empty string, or a string with only blank characters
參數必須包含有效的數據庫名稱，不能包含空值、空字元串（ " ）或只有空白字元的字元串。You can set this argument to a blank value if the account does not require a password
如果帳戶不需要密碼，則可將該參數設置為空值。However, you can enter a null in the foreign - key column
但是，可以在外鍵列中輸入空值。Retain null values during the bulk load operation
在大容量加載操作過程中保留空值。Retain a null value during the bulk load operation
在大容量加載操作過程中保留空值。And returns a boolean value indicating whether or not the expression evaluates to an " empty " value
） ，並返回一個布爾值，該布爾值表示對表達式求值的結果是不是「空」值。Research on the method of processing empty value based on generalized naive bayes classifiers
基於廣義樸素貝葉斯分類器的空值處理方法Is nonnull will always return the same owner id as the parent
為非空值）將始終返回與父對象相同的所有者id 。New columns defined without explicit nullability do not allow nulls
未顯式定義為空性的新列不允許使用空值。New columns defined without explicit nullability are defined to allow nulls
未顯式定義為空性的新列允許使用空值。However, when nullable types are used directly as web method parameters or return values, the nullability will not be reflected in the resulting wsdl in the following cases : 1 when rpc - based soap messages are used, and 2 when document - based soap messages are used with encoded parameters in the bare mode. the topic,
但是，當可為空值的類型直接用於web方法的參數或返回值時，在以下情況下將不在結果wsdl中反映出這一可為空性： 1 ）在使用基於rpc的soap消息時， 2 ）在將基於文檔的soap消息在bare模式中用於編碼參數時。An aggregate function invariant to null values does not consider null values in the group while it is evaluating the aggregate value
對空值固定不變的聚合函數在求聚合值時不考慮組中的空值。Is not a numeric data type, this is a null value
不是數值數據類型，則它為空值。Used by the query processor, this property is
由查詢處理器使用，如果聚合與空值無關，則此屬性為When a column appears to contain mixed data types, especially numeric data mixed with text data, the driver decides in favor of the majority data type, and returns null values for cells that contain data of the other type
如果推測出列可能包含混合數據類型（尤其是混合了文本數據的數值數據時） ，驅動程序將決定採用佔多數的數據類型，並對包含其他類型數據的單元返回空值。When set to off, the divide - by - zero and arithmetic overflow errors cause null values to be returned
設置為off時，被零除錯誤和算術溢出錯誤將導致返回空值。如果在分享友人