[DB-SIG] RE: null value doubt?

[Mohideen Abdul Kader]

hello sir
   in many table contains no value (i.e., empty
records)
   how can i check if the table contains null value?
   i using  the following code ,from that code i
cannot get null value
   pls exaplain and give sample
  >>> s.execute("select * from tbllogin where
username='mak'")
  >>>  for x in s.fetchall():
  .....      print x[0]
  .....
 >>>
from the above code return null value , how can i
check x[]0 contains null vlaue pls 
give the example if python contains any isnull or
isempty or null keywords

 if x[0]<>'':
     print "Empty"
else:
    print x[0]
i also  checking the above  code but 'Empty' vlaue is
not dislpay
bye
Mohideen Abdul Kader M N
34,Veerabathran Street
Nungabakkam,Chennai-600 034
India
phone: 8210977/6
www.preciousmicrotech.com
sa_mak@hotmail.com

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