' Copy a BLOB field's contents to a binary file.Sub BlobToFile(fld As ADODB.Field, filename As String, _ Optional ChunkSize As Long = 8192) Dim fnum As Integer, bytesLeft As Long, bytes As Long Dim tmp() As Byte ' Raise an error if the field doesn't support GetChunk. If (fld.Attributes And adFldLong) = 0 Then Err.Raise 1001, , "Field doesn't support the GetChunk method." End If ' Open the file;, delete it firstoverwrite it if necessary.' Delete the ' file if it exists already, then create a new one. If Dir$(filename) <> "" Then Kill filename fnum = FreeFile Open filename For Binary As fnum ' Read the field's contents, and write it the data to the file. bytesLeft = fld.ActualSize Do While bytesLeft bytes = bytesLeft If bytes > ChunkSize Then bytes = ChunkSize tmp = fld.GetChunk(bytes) Put #fnum, , tmp bytesLeft = bytesLeft - bytes Loop Close #fnumEnd Sub


Data Observability Explained
Data is the lifeblood of any successful business, as it is the driving force behind critical decision-making, insight generation, and strategic development. However, due to its intricate nature, ensuring the