On Thursday, August 13, 2015 at 12:09:11 PM UTC-7, Val K wrote:
>
> Forget all what you've read there (joke)
> If you want this rules works anywhere and independent of any insert/update 
> EVEN BY PROGRAM  - use db.table._before_insert/update  and so on (see 
> http://www.web2py.com/books/default/chapter/29/06/the-database-abstraction-layer
> )
>

To be more specific
<URL:http://web2py.com/books/default/chapter/29/06/the-database-abstraction-layer?search=_before_insert#callbacks-on-record-insert--delete-and-update>

And, dang it, *I* searched for "before_", which didn't turn up anything 
specific; I think it did turn up the chapter level, as does 
"_before_insert", but I didn't think to expand it an use browser search.  
So I knew I was missing something and not knowing what.


 

> It's almost SQL-level, I would say that pure SQL-level if your DB is 
> accessed through web2py only and you don't use db.executesql 
> Just keep in mind:
>
>    - validators - UI level only
>    - callbacks on record insert, delete and update - any level, except 
>    third party access  and  db.executesql
>    
>
>
> On Thursday, August 13, 2015 at 6:17:45 AM UTC+3, JC wrote:
>>
>> Hello,
>> I´ve the following model:
>>
>> db.define_table('bsc_input',
>>                 Field('id_p_indicator', db.p_indicator, label=T(
>> 'Indicator'), notnull=True),
>>                 Field('current_month', 'integer', label=T('Month'), 
>> notnull=True),
>>                 Field('current_year', 'integer', label=T('Year'), notnull
>> =True),
>>                 Field('current_value', 'float', label=T('Value'), notnull
>> =True))  
>>
>>   and I want to setup a validation  so that I´m sure the combination of  '
>> id_p_indicator', 'current_month' and 'current_year' are unique.
>>
>> How can I do it ?
>>
>> Thanks
>>
>> JC
>>
>

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