it may work on some backends (namely, SQLite), but that query doesn't reeeeally make sense. What do you need as a result precisely ?
On Saturday, August 3, 2013 9:25:44 PM UTC+2, Matt Grham wrote: > > But the following works perfectly: > > fields=['Man_ID','Man_Type'] > sel=[db[str_tableName][field] for field in fields] > > rows = db(query).select(*sel,groupby=db[str_tableName].Man_ID) > > It does not work in sqlform.grid. Even in grid, it actually works but it > also writes Unsupported Query on top of the table: > > Unsupported query > Man_ID Man_Type > 8 BC > > > > On Saturday, August 3, 2013 12:01:45 PM UTC-7, Niphlod wrote: >> >> here's the answer: there's no way you can do >> >> select man_id, man_type >> from tablename >> group by man_id >> >> and expecting it to return something meaningful. >> >> man_type needs to be either included in your groupby (in which case, it >> equals a "distinct" type of query) or used as an aggregate (first, last, >> count, etc etc etc) >> >> On Saturday, August 3, 2013 8:52:21 PM UTC+2, Matt Grham wrote: >>> >>> Fields to be shown: >>> >>> fields = ( db[str_tableName].Man_ID, >>> db[str_tableName].Man_Type) >>> >>> On Saturday, August 3, 2013 11:32:18 AM UTC-7, Niphlod wrote: >>>> >>>> what are the "fields" you're requiring ? Do you know that any groupby >>>> type of query can only include the group by column(s) and all the other >>>> fields need to be an aggregate of the "basic" field (such as count, min, >>>> max, etc) ? >>>> >>>> On Saturday, August 3, 2013 8:09:39 PM UTC+2, Matt Grham wrote: >>>>> >>>>> I have a table like: >>>>> >>>>> 3 records found >>>>> Man_ID Man_Type >>>>> 8 BC >>>>> 8 BC >>>>> 8 BC >>>>> >>>>> When I try to group by Man_ID, it does the grouping but it prints >>>>> Unsupported Query on top of the table >>>>> >>>>> *Unsupported query >>>>> Man_ID Man_Type >>>>> 8 BC * >>>>> >>>>> I used the following statement: >>>>> >>>>> grid = SQLFORM.grid(query=query, fields=fields, headers=myheaders, >>>>> create=False, deletable=False, editable=False, >>>>> details=False, csv=False, >>>>> maxtextlength=64, >>>>> paginate=25, >>>>> ui='jquery-ui', >>>>> user_signature=False, >>>>> searchable=searchable, >>>>> sortable=sortable, >>>>> groupby=db.mytable.Man_ID >>>>> ) >>>>> >>>>> Can you help me here? >>>>> >>>>> Thanks, >>>>> >>>>> Matt >>>>> >>>> -- --- 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/groups/opt_out.
