On Thursday, July 13, 2017 at 6:20:21 PM UTC-7, Dave S wrote: > > > > On Thursday, July 13, 2017 at 2:43:57 PM UTC-7, Anthony wrote: >> >> Are you saying that used to work but doesn't any longer? >> >> > There are 3 examples in the book at the link. They work in 2.14.6 using > -S (and I did cut-n-paste to check). > > They seem to work in 2.15.0b1.
(Note: the examples depend on earlier examples, starting at "Other Operators".) > > > >> How about db(db.table).select(max)? >> >> Anthony >> >> > /dps > > Me again. -d > > >> On Thursday, July 13, 2017 at 1:16:31 PM UTC-4, lyn2py wrote: >>> >>> I'm using a simple query to get aggregate: >>> >>> max = db.table.date.max() >>> row = db().select(max) >>> >>> Just following the example here >>> http://www.web2py.com/books/default/chapter/29/06/the-database-abstraction-layer#sum-avg-min-max-and-len >>> >>> But I ran into this error: >>> >>> Traceback (most recent call last): >>> File "/Users/web2py/web2py/gluon/main.py", line 445, in wsgibase >>> serve_controller(request, response, session) >>> File "/Users/web2py/web2py/gluon/main.py", line 180, in >>> serve_controller >>> page = run_controller_in(request.controller, request.function, >>> environment) >>> File "/Users/web2py/web2py/gluon/compileapp.py", line 660, in >>> run_controller_in >>> vars = vars.xml() >>> File "/Users/web2py/web2py/gluon/packages/dal/pydal/objects.py", line >>> 2497, in xml >>> rv = self.db.represent('rows_xml', self) >>> File "/Users/web2py/web2py/gluon/packages/dal/pydal/base.py", line >>> 834, in represent >>> return self.representers[name](*args, **kwargs) >>> File "/Users/web2py/web2py/gluon/sqlhtml.py", line 3319, in __init__ >>> tablemap = dict(((f.tablename, f.table) for f in fieldmap.values())) >>> File "/Users/web2py/web2py/gluon/sqlhtml.py", line 3319, in <genexpr> >>> tablemap = dict(((f.tablename, f.table) for f in fieldmap.values())) >>> AttributeError: 'Expression' object has no attribute 'tablename' >>> >>> >>> Kindly assist. >>> >>> >>> On Tuesday, July 11, 2017 at 5:40:08 AM UTC+8, Massimo Di Pierro wrote: >>>> >>>> It took a year. Thanks to everybody who contributed. There are a ton of >>>> bug fixes and speed improvements. >>>> >>>> I would encourage everybody who contributed to add a comment in this >>>> thread explaining the main features/improvements they have made. >>>> >>>> If anything does not work or was broken it is only fault and I will >>>> remedy if reported. >>>> >>>> Massimo >>>> >>> -- Resources: - http://web2py.com - http://web2py.com/book (Documentation) - http://github.com/web2py/web2py (Source code) - https://code.google.com/p/web2py/issues/list (Report Issues) --- You received this message because you are subscribed to the Google Groups "web2py-users" group. To unsubscribe from this group and stop receiving emails from it, send an email to web2py+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.
