deb-python-cassandra-driver/docs/api/cassandra/cqlengine/query.rst

cassandra.cqlengine.query - Query and filter model objects

cassandra.cqlengine.query

QuerySet

QuerySet objects are typically obtained by calling ~.cassandra.cqlengine.models.Model.objects on a model class. The methods here are used to filter, order, and constrain results.

ModelQuerySet

all

batch

consistency

count

len(queryset)

Returns the number of rows matched by this query. This function uses ~.cassandra.cqlengine.query.ModelQuerySet.count internally.

Note: This function executes a SELECT COUNT() and has a performance cost on large datasets

distinct

filter

get

limit

fetch_size

if_not_exists

if_exists

order_by

allow_filtering

only

defer

timestamp

ttl

using

update

BatchQuery

add_query

execute

ContextQuery

DoesNotExist

MultipleObjectsReturned

LWTException