how to add unique contraint on char field

[Vincent Bastos]

Hi,

How do you add a unique constraint on a char field?

[Jesús Martín Jiménez]

2015-12-09 6:35 GMT+01:00 Vincent Bastos <vin...@lavalab.com.au>:

Hi,

Hi Vincent,

 

How do you add a unique constraint on a char field?

You can put it in the setup method of the model. See [1] for more information and account module code [2] for an example.

[1] http://doc.tryton.org/3.8/trytond/doc/ref/models/models.html?highlight=sql_constraint#trytond.model.ModelSQL._sql_constraints
[2] http://hg.tryton.org/modules/account/file/27460b8e442c/account.py#l935

Cheers,

 

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