- Language: en
- Documentation version: 2.0
10. What is the difference between
The default value of both
False. Both of these values work at field level i.e., whether we want to keep a field null or blank.
null=True will set the field’s value to NULL i.e., no data. It is basically for the databases column value.
date = models.DateTimeField(null=True)
blank=True determines whether the field will be required in forms. This includes the admin and your own custom forms.
title = models.CharField(blank=True) // title can be kept blank. In the database ("") will be stored.
blank=True This means that the field is optional in all circumstances.
epic = models.ForeignKey(null=True, blank=True) // The exception is CharFields() and TextFields(), which in Django are never saved as NULL. Blank values are stored in the DB as an empty string ('').
Also there is a special case, when you need to accept NULL values for a