Odoo class Many2many
python Many2many 源码解释
- :param relation: optional name of the table that stores the relation in the database (string)
- :param column1: optional name of the column referring to "these" records in the table
relation
(string) - :param column2: optional name of the column referring to "those" records in the table
relation
(string) - The attributes
relation
,column1
andcolumn2
are optional. If not given, names are automatically generated from model names, providedmodel_name
andcomodel_name
are different!
python
class Many2many(_RelationalMulti):
""" Many2many field; the value of such a field is the recordset.
:param comodel_name: name of the target model (string)
The attribute ``comodel_name`` is mandatory except in the case of related
fields or field extensions.
:param relation: optional name of the table that stores the relation in
the database (string)
:param column1: optional name of the column referring to "these" records
in the table ``relation`` (string)
:param column2: optional name of the column referring to "those" records
in the table ``relation`` (string)
The attributes ``relation``, ``column1`` and ``column2`` are optional. If not
given, names are automatically generated from model names, provided
``model_name`` and ``comodel_name`` are different!
:param domain: an optional domain to set on candidate values on the
client side (domain or string)
:param context: an optional context to use on the client side when
handling that field (dictionary)
:param limit: optional limit to use upon read (integer)
"""
python Many2many 例子
python
class Library(models.Model):
_name = 'library.library'
# comodel_name: library_library
# relation: library_library_library_partner_rel
# column1: library_library_id
# column2: library_partner_id
authors = fields.Many2many('library.partner')
python Many2many 自定义 relation column1 column2
python
class Library(models.Model):
_name = 'library.library'
# comodel_name: library_library
# relation: library_library_library_partner_rel
# column1: library_library_id
# column2: library_partner_id
authors = fields.Many2many('library.partner', 'library_relation', 'relation_library_id', 'relation_partner_id')