Models and fields

Model types and attributes, every field type and its common parameters.

In this lesson

Model kinds and attributes
Field types
Field parameters and naming

Key points

Model, TransientModel, AbstractModel
_name, _description, _inherit, _order, _rec_name; models.Constraint/Index in 19+
Char, Text, Html, Integer, Float, Monetary, Boolean, Date, Datetime (UTC), Selection, Binary, Image
string, required, readonly, default, index, copy, groups, tracking, translate, company_dependent

Real-world example

A Float for prices was declared without digits; invoices showed 3.3333333 kobo amounts. Changing it to Monetary with currency_field='currency_id' aligned rounding with the currency and fixed totals in every report.

Questions and answers

What does copy=False do?

The field isn't copied when the record is duplicated.

Which parameter makes a field's value differ per company?

company_dependent=True.

Read the full lesson, worked example and quiz