python Programming Glossary: integrityerror

SQLAlchemy: Relation table with composite primary key

http://stackoverflow.com/questions/10525797/sqlalchemy-relation-table-with-composite-primary-key

parent session.commit I get an error like IntegrityError IntegrityError action_dependencies.workflow_id may not be NULL.. parent session.commit I get an error like IntegrityError IntegrityError action_dependencies.workflow_id may not be NULL u'INSERT INTO..

When does Django look up the primary key of foreign keys?

http://stackoverflow.com/questions/13631211/when-does-django-look-up-the-primary-key-of-foreign-keys

my_rating.save To my surprise it still raised an IntegrityError complaining that I was trying to specify a null foreign key.. the Movie had been committed and now had a primary key. IntegrityError null value in column movie_id violates not null constraint I.. my_rating.movie_id # None my_rating.save # raises IntegrityError The .movie attribute is referring to a Movie instance which..

Django model fields validation

http://stackoverflow.com/questions/1624782/django-model-fields-validation

def to_python self value if not value raise IntegrityError _ 'Empty string not allowed' return models.CharField.to_python.. False if self.field1 not in MyModel.FIELD1_CHOICES raise IntegrityError _ 'Invalid value of field1' # this can of course be made more..

Problems using User model in django unit tests

http://stackoverflow.com/questions/2840467/problems-using-user-model-in-django-unit-tests

but before testB starts I get the following error IntegrityError column username is not unique It's clear that it is trying to..

Remove duplicate rows from a large file in Python

http://stackoverflow.com/questions/3452832/remove-duplicate-rows-from-a-large-file-in-python

'''insert into test values ''' row conn.commit except IntegrityError pass conn.commit cur.execute 'select from test' for row in cur..

Handling race condition in model.save()

http://stackoverflow.com/questions/3522827/handling-race-condition-in-model-save

super Item self .save args kwargs except IntegrityError # chill out then try again time.sleep 0.5 Any suggestions Update.. above solution is that the while loop will never end if IntegrityError is caused by a name conflict or any other unique field for that.. super Step self .save args kwargs except IntegrityError try rival self.parent.item_set.get position self.position except..

Django: IntegrityError: column user_id is not unique

http://stackoverflow.com/questions/6388105/django-integrityerror-column-user-id-is-not-unique

IntegrityError column user_id is not unique I wanted to test something that.. that uses a User objects. But for some reason I am getting IntegrityError column user_id is not unique I've been banging my head against..

Django : get_or_create Raises duplicate entry with together_unique

http://stackoverflow.com/questions/6974463/django-get-or-create-raises-duplicate-entry-with-together-unique

numeric 72 date '2011 08 07' raises django.db.utils.IntegrityError 1062 Duplicate entry '72 2011 08 07' the question is why get_or_create.. 2011 08 07' the question is why get_or_create raises the IntegrityError thats the idea of using get_or_create . Not sure if this is..

SQLAlchemy - INSERT OR REPLACE equivalent

http://stackoverflow.com/questions/708762/sqlalchemy-insert-or-replace-equivalent

You could also use SAVEPOINTs to save try an insert except IntegrityError then rollback and do an update instead. A third solution is..