I think the most simple option in your situation is use computed fields. But if you really need to use a SQL function, you should write your query by hand.
On Thu, Dec 13, 2012 at 3:48 PM, at <matifa...@gmail.com> wrote: > > Hi, > > Lets say we've a table with name taxpayers; it contains 5 fields. Out of > these 5, two start with ar_. > What I want is to run some special function (say convertme() ) on these two > fields starting with ar_ , while fetching data through DAL, like: > > query = (db.taxpayers.id > 10) > result = db(query) > > Can we somehow override the above method in a way that it would run the > following query: > select field1, field2, convertme(ar_field3), field4, convertme(ar_field5) > from taxpayers where id > 0 > > Thanks in advance. > > > -- > > > --
