in image data type: 0x82FF520001000000000000000000AF05002DAF0500000000000000000000000000000000000000000000000000000000000000000000000000000000000086010000000054040F0000000F000000000000008304010085FF08000500000881028304010085FF3B000500000820202020202020202020202020202020202020 in binary data type: 0x82FF520002000000000001000000AF052337AF0500000000000000000000000000000000000000000000000000000000000000000000000000000000000086010000000054040F0000000F000000000000008304020085FF08000600000900000000000000000000000000000000000000000000000000000000000000000000
string sqlText = "..." SqlConnection connection = new SqlConnection(ConfigurationManager.ConnectionStrings["connectionString"].ToString()); SqlCommand command = new SqlCommand(sqlText, connection); //open the database and get a datareader connection.Open(); SqlDataReader dr = command.ExecuteReader(); if ( dr.Read()) //yup we found our image { const int CHUNK_SIZE = 2 * 1024; byte[] buffer = new byte[CHUNK_SIZE]; long bytesRead; long fieldOffset = 0; using (var stream = new MemoryStream()) { while ((bytesRead = dr.GetBytes(dr.GetOrdinal("checklist"), fieldOffset, buffer, 0, buffer.Length)) > 0) // while ((bytesRead = dr.GetBytes(dr.GetOrdinal("CCList"), fieldOffset, buffer, 0, buffer.Length)) > 0) { stream.Write(buffer, 0, (int)bytesRead); fieldOffset += bytesRead; } Response.BinaryWrite(stream.ToArray()); }
var
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