Thanks Stifan,
But that doesn't work either, because the product_id now displays in the
sale form. I need to generate the sale_id first, and then have sow in the
product table/form. Right now, it just shows up blank.
On Wednesday, October 16, 2013 11:08:58 AM UTC-5, 黄祥 wrote:
>
> yeah, my pov is because your product never save the sale id. imho, i think
> your code should be :
> db.define_table(
> 'sale',
> Field('product_id', 'reference product'),
> Field('user_id', db.auth_user, default=auth.user_id),
> Field('start_date', 'date', requires=IS_DATE()),
> Field('end_date', 'date', requires=IS_DATE()),
> Field('start_time', 'time', requires = IS_TIME()),
> Field('end_time', 'time', requires = IS_TIME()))
>
> db.define_table(
> 'product',
> Field('name', requires = IS_NOT_EMPTY()),
> Field('price', 'double', default=0.00),
> Field('description','text'),
> Field('image', 'upload', default=''),
> format = '%(name)s %(price)s')
>
> because 1 sale has many product and each product belongs to sale, isn't it?
> 1 more thing please don't use id as your field name, because by default
> web2py use it as a primary key.
> taken from book :
>
> - Each table must have a unique auto-increment integer field called
> "id"
> - Records must be referenced exclusively using the "id" field.
>
> ref:
>
> http://web2py.com/books/default/chapter/29/06/the-database-abstraction-layer#Legacy-databases-and-keyed-tables
>
> best regards,
> stifan
>
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