VB Tips & Tricks - BLOB - Save image to database

VB Tips & Tricks - Visual Basic

Dim CN As New ADODB.Connection
Dim RS As ADODB.Recordset
Dim DataFile As Integer, Fl As Long, Chunks As Integer
Dim Fragment As Integer, Chunk() As Byte, i As Integer, FileName As String

Private Const ChunkSize As Integer = 16384
Private Const conChunkSize = 100

Private Sub cmdSave_Click()
    CN.Open "Provider=SQLOLEDB.1;Persist Security Info=False;User ID=sa;Initial Catalog=Pubs;Data Source=Test"
    Dim strSQL As String

    strSQL = "SELECT * FROM pub_info where pub_id = '9999'"
    RS.Open strSQL, CN, adOpenForwardOnly, adLockOptimistic

    RS.AddNew
      SavePicture
    RS.Update

    Set RS = Nothing
    Set RS = New Recordset
End Sub

Private Sub SavePicture()
    Dim strFileNm As String
    DataFile = 1
    Open strFileNm For Binary Access Read As DataFile
        Fl = LOF(DataFile)   ' Length of data in file
        If Fl = 0 Then Close DataFile: Exit Sub
        Chunks = Fl \ ChunkSize
        Fragment = Fl Mod ChunkSize
        ReDim Chunk(Fragment)
        Get DataFile, , Chunk()
        RS!logo.AppendChunk Chunk()
        ReDim Chunk(ChunkSize)
        For i = 1 To Chunks
            Get DataFile, , Chunk()
            RS!logo.AppendChunk Chunk()
        Next i
    Close DataFile
End Sub