Sorry, I cannot reproduce running on Ubuntu -- both printouts as well as
the first page of the grid (after sorting on Myfield2) all have the same 20
records when I run it. Maybe someone else can try it on OSX. What happens
if you run the OSX binary version of web2py?
Anthony
On Tuesday, December 13, 2016 at 6:43:57 PM UTC-5, Scott Hunter wrote:
>
> If I make a fresh, new app from the Administrative Interface, and replace
> the contents of default.py with the following, it will print the first 20
> records that should show up in the grid, first without using limityby (and
> using a counter to stop at 20), and then with limityby; the second is
> missing records from the first, and matches what appears on the first
> sorted page of the grid.
>
> {The main contents of views/default/index.html need to be replaced with
> {{=form}} as well, to see the grid)
>
> import random
> def index():
> db.define_table('mytable', Field('myfield1', 'string'),
> Field('myfield2', 'string'))
>
> f2is1_ids = [x.id for x in db(db.mytable.myfield1=="A").select(
> db.mytable.id)]
> if len(f2is1_ids)==0:
> db.mytable.truncate()
> for v1 in random.sample(xrange(10000),200):
> for v2 in random.sample("ABCDE",3):
> db.mytable.insert( myfield2="Value%05d"%v1, myfield1=v2 )
> f2is1_ids = [x.id for x in db(db.mytable.myfield1=="A").select(
> db.mytable.id)]
> query = db.mytable.id.belongs(f2is1_ids)
> i = 0
> for d in db(query).select(orderby=db.mytable.myfield2):
> print "%5d"%d.id, d.myfield1, d.myfield2
> i += 1
> if i==20:
> break
> print"---"
> for d in db(query).select(orderby=db.mytable.myfield2,limitby=(0,20)):
> print "%5d"%d.id, d.myfield1, d.myfield2
> args = { 'orderby':db.mytable.myfield1, 'editable':False,
> 'deletable':False}
> form = SQLFORM.grid(query, csv=False, details=False, searchable=False,
> create=False,
> paginate = 20,
> orderby=db.mytable.myfield1, editable=False, deletable=False)
> return locals()
>
>
> On Tuesday, December 13, 2016 at 3:01:19 PM UTC-5, Anthony wrote:
>>
>> While including id may make a difference in general, it should (and did)
>>> not in this case: the reason for the long belongs list is that queries are
>>> made to insure that no 2 records with the same Dog_ID appear in that list.
>>>
>>
>> Sorry, I didn't notice that the first field in your print statements was
>> f_Dog_ID (thought it was just the id field).
>>
>> Anyway, it's not clear what the problem is. I suggest you pack and attach
>> a minimal app that exhibits the behavior.
>>
>> Anthony
>>
>>>
--
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- http://web2py.com/book (Documentation)
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