sql 数据库中如何录入图像

Dim Constr As String 'ODBC路径
Dim FileName As String '图片文件名
Const BLOCKSIZE = 4096 '每次读写块的大小
Dim ADOCon As New ADODB.Connection 'ADODB Connection对象
Dim ADORst As New ADODB.Recordset 'ADODB Recordset 对象
Dim ADOFld As ADODB.Field 'ADODB Field 对象

Private Sub SaveToDB(ByRef Fld As ADODB.Field, DiskFile As String)
Dim byteData() As Byte '定义数据块数组
Dim NumBlocks As Long '定义数据块个数
Dim FileLength As Long '标识文件长度
Dim LeftOver As Long '定义剩余字节长度
Dim SourceFile As Long '定义自由文件号
Dim i As Long '定义循环变量
SourceFile = FreeFile '提供一个尚未使用的文件号
Open DiskFile For Bin