You can compare time here by using the relational operators. Access the 
current time by using 'request.now' (its value will be in same format as 
'update_on' field of your table) then you can just compare it as :

if (dbquery).updated_time > request.now:
    //do something






On Thursday, July 19, 2012 at 2:35:41 PM UTC+5:30, Amit wrote:
>
> Hi,
> I have some records in a table and each record is having one field of type 
> datetime [fromat : 2012-07-19 23:12:0 (YYYY-MM-DD HH:MM:SS)], table 
> structure is:
>
> Emp_ID
> Emp_Name
> Emp_Address
> Emp_Salary
> updated_on(Type: datetime)
>
> periodically getting data against each Emp_ID and updating to the 
> particular record, every 20 mins data has to be updated for each Emp_ID, 
> for e.g : suppose for one Emp_ID data has updated on 2012-07-19 10:10:00 
> then again it has to update on 2012-07-19 10:30:00 etc...
>
> and if data is not updated in 20 mins then one scheduler will verify 
> against the updated_on column value and inform user that data has not 
> updated  for particular employee.
>
> Problem facing:
> How to compare current datetime with updated_on coulmn value in web2py? 
> can anybody please share me the code to achieve the same?
>

-- 
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