Login Register

db.models.Func.arity

arity

New in Django 1.10.

A class attribute that denotes the number of arguments the function accepts. If this attribute is set and the function is called with a different number of expressions, TypeError will be raised. Defaults to None.

Links:

https://docs.djangoproject.com/en/1.10/ref/models/expressions/#django.db.models.Func.arity

doc_Django

2016-10-09 18:35:41

Comments

Leave a Comment

Please login to continue.

Popular Articles

db.models.Func class Func(*expressions, **extra) [source] function A class attribute describing the function that will be generated. Specifically, the functio

db.models.Func.function function A class attribute describing the function that will be generated. Specifically, the function will be interpolated as the function placeho

db.models.Func.template template A class attribute, as a format string, that describes the SQL that is generated for this function. Defaults to '%(function)s(%(expression

db.models.Func.as_sql() as_sql(compiler, connection, function=None, template=None, arg_joiner=None, **extra_context) [source] Generates the SQL for the database function.

db.models.Func.arg_joiner arg_joiner A class attribute that denotes the character used to join the list of expressions together. Defaults to ', '.