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VerifyConnection Method

未來的 Microsoft SQL Server 版本將移除這項功能。請避免在新的開發工作中使用這項功能，並規劃修改目前使用這項功能的應用程式。

The VerifyConnection method tests the connection used by the SQLServer object.

語法

object
.VerifyConnection( [ ReconnectIfDead ] )asBoolean

Parts

  • object
    Expression that evaluates to an object in the Applies To list.

  • ReconnectIfDead
    Long integer that controls method behavior as described in Settings.

Prototype (C/C++)

HRESULT VerifyConnection(
LPBOOL pRetVal,
SQLDMO_VERIFYCONN_TYPE VerifyType = SQLDMOConn_ReconnectIfDead);

Settings

Constant

Value

Description

SQLDMOConn_CurrentState

2

Return TRUE if connected.

SQLDMOConn_LastState

1

Return TRUE if connected on last call and still connected, or not connected on last call and still not connected.

SQLDMOConn_/ReconnectIfDead

6

Default. Attempt to reconnect the SQLServer object if the object has been connected and has lost its connection. Return TRUE if connection exists.

Returns

TRUE or FALSE as described in Settings.

Applies To:

SQLServer Object