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Index.IgnoreDuplicateKeys 屬性

Gets or sets the Boolean property value that specifies whether the index ignores duplicate keys.

命名空間:  Microsoft.SqlServer.Management.Smo
組件:  Microsoft.SqlServer.Smo (在 Microsoft.SqlServer.Smo.dll 中)

語法

'宣告
<SfcPropertyAttribute(SfcPropertyFlags.None Or SfcPropertyFlags.Standalone Or SfcPropertyFlags.SqlAzureDatabase Or SfcPropertyFlags.Design Or SfcPropertyFlags.Deploy)> _
Public Property IgnoreDuplicateKeys As Boolean 
    Get 
    Set
'用途
Dim instance As Index 
Dim value As Boolean 

value = instance.IgnoreDuplicateKeys

instance.IgnoreDuplicateKeys = value
[SfcPropertyAttribute(SfcPropertyFlags.None|SfcPropertyFlags.Standalone|SfcPropertyFlags.SqlAzureDatabase|SfcPropertyFlags.Design|SfcPropertyFlags.Deploy)]
public bool IgnoreDuplicateKeys { get; set; }
[SfcPropertyAttribute(SfcPropertyFlags::None|SfcPropertyFlags::Standalone|SfcPropertyFlags::SqlAzureDatabase|SfcPropertyFlags::Design|SfcPropertyFlags::Deploy)]
public:
property bool IgnoreDuplicateKeys {
    bool get ();
    void set (bool value);
}
[<SfcPropertyAttribute(SfcPropertyFlags.None|SfcPropertyFlags.Standalone|SfcPropertyFlags.SqlAzureDatabase|SfcPropertyFlags.Design|SfcPropertyFlags.Deploy)>]
member IgnoreDuplicateKeys : bool with get, set
function get IgnoreDuplicateKeys () : boolean 
function set IgnoreDuplicateKeys (value : boolean)

屬性值

型別:System.Boolean
A Boolean value that specifies whether the index ignores duplicate keys. If True, the index ignores duplicate keys. Otherwise, False (default).

備註

This property controls error generation when an INSERT or UPDATE statement causes a constraint violation because there is a UNIQUE or PRIMARY KEY constraint implemented on the index.

範例

建立、改變和移除索引

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參考

Index 類別

Microsoft.SqlServer.Management.Smo 命名空間

其他資源

索引

CREATE INDEX (Transact-SQL)