是BLOB吧
if OpenPictureDialog1.Execute then
with query1do
begin
close;
sql.Clear;
sql.Add('insert into picture (imagedata,filepath) valuesimage,:filename)');
parambyname('image').LoadFromFile(OpenPictureDialog1.FileName,ftblob);
parambyname('filename').AsString:=OpenPictureDialog1.FileName;
execsql;
end;