On Friday, 6 December 2013 07:44:27 UTC, Mrinmoy Das wrote:
>
> Hi,
>
> I have these tables
>
>
> on apps/common/models.py
>
>
> class UnitType(models.Model):
> title = models.CharField(max_length=50)
>
> def __unicode__(self):
> return u'%s' % self.title
>
> class UnitPrice(models.Model):
> project = models.ForeignKey('property.Property')
> unit_type = models.ForeignKey(UnitType)
>
> five_year_target_price = models.CharField(max_length=50, blank=True,
> null=True)
> per_sqft_price = models.CharField(max_length=50, blank=True, null=True)
> total_price = models.CharField(max_length=50, blank=True, null=True)
>
> total_area = models.CharField(max_length=140, blank=True, null=True)
> carpet_area = models.CharField(max_length=140, blank=True, null=True)
>
> def __unicode__(self):
> return u'%s' % self.title
>
>
>
> and on apps/property/models.py
>
>
> class Property(Base):
> .....
> .....
> unit_price = models.ManyToManyField(UnitType,through=UnitPrice,
> blank=True, null=True)
>
> .....
> .....
>
>
>
> after adding the unit price field I did a migration
>
> python manage.py schemamigration property --auto
>
> I am getting this output
>
> Nothing seems to have changed.
>
> the through table is created, i have checked that.
>
>
> Table "public.common_unitprice"
> Column | Type
> | Modifiers
>
> ------------------------+------------------------+---------------------------------------------------------------
> id | integer | not null default
> nextval('common_unitprice_id_seq'::regclass)
> project_id | integer | not null
> unit_type_id | integer | not null
> five_year_target_price | character varying(50) |
> per_sqft_price | character varying(50) |
> total_price | character varying(50) |
> total_area | character varying(140) |
> carpet_area | character varying(140) |
> Indexes:
> "common_unitprice_pkey" PRIMARY KEY, btree (id)
> "common_unitprice_project_id" btree (project_id)
> "common_unitprice_unit_type_id" btree (unit_type_id)
> Foreign-key constraints:
> "project_id_refs_id_7c43d44c" FOREIGN KEY (project_id) REFERENCES
> property_property(id) DEFERRABLE INITIALLY DEFERRED
> "unit_type_id_refs_id_1a1f3765" FOREIGN KEY (unit_type_id) REFERENCES
> common_unittype(id) DEFERRABLE INITIALLY DEFERRED
>
>
>
>
>
>
> Any help??
>
>
> Mrinmoy Das
> http://goromlagche.in/
>
What else are you expecting? If the through table is created, that's all
you need.
--
DR.
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