Type Property (Key)
この機能は、将来のバージョンの Microsoft SQL Server では削除される予定です。新しい開発作業では、この機能の使用を避け、現在この機能を使用しているアプリケーションは修正するようにしてください。
The Type property exposes configured attributes of the referenced Microsoft SQL Server component.
構文
object.Type [= value]
Parts
object
An expression that evaluates to an object in the Applies To list.value
A long integer that specifies key constraint attributes as described in Settings.
Data Type
Long, enumerated
Modifiable
Read/write when using the Key object to define a PRIMARY KEY or FOREIGN KEY constraint. Read-only when the Key object references an existing constraint.
Prototype (C/C++)
HRESULT GetType(SQLDMO_KEY_TYPE* pRetVal)
HRESULT SetType(SQLDMO_KEY_TYPE NewValue)
Settings
Constant |
Value |
Description |
|---|---|---|
SQLDMOKey_Foreign |
3 |
The key references, or will be used to create, a SQL Server FOREIGN KEY constraint. |
SQLDMOKey_Primary |
1 |
The key references, or will be used to create, a SQL Server PRIMARY KEY constraint. |
SQLDMOKey_Unique |
2 |
The key references a SQL Server UNIQUE constraint on a column not allowing NULL. |
SQLDMOKey_Unknown |
0 |
The value is not valid. |