小问题。请大家回答。

[XJB66]

在VB中怎样用代码将图片信息保存到数据库中，是SQL-server或者Oracle数据库。最好把代码贴出来，谢谢！！！

[wx05]

用二进制流

[射天狼]

Private Sub Command1_Click()
Dim rs As New ADODB.Recordset
Dim bteArray() As Byte

Open "C:\aa.bmp" For Input As #1
Get #1, , bteArray
Close #1

rs.AddNew
rsWd.Fields("PHOTO").AppendChunk bteArray
rs.Update
End Sub

[sunnyfire]

保存图片所在路径在数据库中
不要直接保存图片

[wingchi]

'******************将图片文件保存到数据库中*************************
Sub SavePicToDb(cn As ADODB.Connection, table1 As String, field1 As String, file1 As String, id1 As String)
On Error Resume Next
Dim stm As ADODB.Stream
Set stm = New ADODB.Stream
Set rs1 = New ADODB.Recordset
rs1.Open "select * from " & table1 & " where id = " & id1, cn, adOpenKeyset, adLockOptimistic
With stm
.Type = adTypeBinary
.Open
.LoadFromFile file1 'DLG.FileName
End With
With rs1
.Fields(field1) = stm.Read
.Update
End With
rs1.Close
Set rs1 = Nothing
End Sub

[wingchi]

'***************************************************************
'*从数据库中相应的表里边读取该合同的所有图片
'*并将他们保存到当前路径下面的temp目录下边
'*文件名用在表中保存的文件名
'****************************************************************
Sub GetPicFromDB(cn As ADODB.Connection)
On Error Resume Next
Dim fld As Field
Dim strTemp As String
Dim stm As ADODB.Stream
Set stm = New ADODB.Stream
'strTemp = "c:\temp.bmp"
Set rs1 = New ADODB.Recordset
rs1.Open "select * from rs_http where htbh='" & frm_manage.Grid2.TextMatrix(frm_manage.Grid2.RowSel, 0) & "'", cn, , , adCmdText
While Not rs1.EOF
'*********将数据库中的文件读到硬盘上*************************
' strTemp = App.Path + "\temp\" + rs1!Name '`临时文件,用来保存读出的图片

With stm
.Type = adTypeBinary
.Open
.Write rs1("tp").value
strTemp = App.Path & "\temp1\" & rs1!Name
.SaveToFile strTemp, adSaveCreateOverWrite
.Close
End With
Set itemX = lvwPic.ListItems.add(, App.Path & "\temp1\" & rs1!Name, rs1!Name, 1, 1)
itemX.SubItems(1) = rs1!bz
rs1.MoveNext
Wend
Set stm = Nothing
rs1.Close
Set rs1 = Nothing
End Sub

[wingchi]

'***************************************************************
'*从数据库中相应的表里边读取该合同的所有图片
'*并将他们保存到当前路径下面的temp目录下边
'*文件名用在表中保存的文件名
'****************************************************************
Sub GetPicFromDB(cn As ADODB.Connection)
On Error Resume Next
Dim fld As Field
Dim strTemp As String
Dim stm As ADODB.Stream
Set stm = New ADODB.Stream
'strTemp = "c:\temp.bmp"
Set rs1 = New ADODB.Recordset
rs1.Open "select * from rs_http where htbh='" & frm_manage.Grid2.TextMatrix(frm_manage.Grid2.RowSel, 0) & "'", cn, , , adCmdText
While Not rs1.EOF
'*********将数据库中的文件读到硬盘上*************************
' strTemp = App.Path + "\temp\" + rs1!Name '`临时文件,用来保存读出的图片

With stm
.Type = adTypeBinary
.Open
.Write rs1("tp").value
strTemp = App.Path & "\temp1\" & rs1!Name
.SaveToFile strTemp, adSaveCreateOverWrite
.Close
End With
Set itemX = lvwPic.ListItems.add(, App.Path & "\temp1\" & rs1!Name, rs1!Name, 1, 1)
itemX.SubItems(1) = rs1!bz
rs1.MoveNext
Wend
Set stm = Nothing
rs1.Close
Set rs1 = Nothing
End Sub