def delete(self, cascade=True):
# TODO: batch operation
del_query = CassandraQuery(self.domain,
CassandraQuery.OP_BATCH_DELETE,
self,
cascade=cascade)
del_query.execute_query()
def filterObj(domain, qObj=None, **predicate_dict):
query = CassandraQuery(domain, CassandraQuery.OP_SELECT)
query.add_filter_object(qObj)
query.add_filter_statements(predicate_dict)
query.set_fetch_limits(0, 1)
return query.execute_query()
def getObj(domain, row_key):
query = CassandraQuery(domain, CassandraQuery.OP_SELECT)
query.set_fetch_limits(row_key, 1)
try:
## result is a dict of {column : value}
result = query.execute_query()
env = Environment(row_key, result['ownerID'], result['name'], result['category'])
return env
except Exception, ex:
print ex
return None
def getObj(domain, row_key):
query = CassandraQuery(domain, CassandraQuery.OP_SELECT)
query.set_fetch_limits(row_key, 1)
try:
## result is a dict of {column : value}
result = query.execute_query()
env = Environment(row_key, result['ownerID'], result['name'],
result['category'])
return env
except Exception, ex:
print ex
return None
def filterCollection(domain, offset = 0, limit = 100, qObj = None, **predicate_dict):
query = CassandraQuery(domain, CassandraQuery.OP_FETCH)
query.add_filter_object(qObj)
query.add_filter_statements(predicate_dict)
query.set_fetch_limits(offset, limit)
return query.execute_query()
def filterCollection(domain,
offset=0,
limit=100,
qObj=None,
**predicate_dict):
query = CassandraQuery(domain, CassandraQuery.OP_FETCH)
query.add_filter_object(qObj)
query.add_filter_statements(predicate_dict)
query.set_fetch_limits(offset, limit)
return query.execute_query()
def getCollection(domain, offset = 0, limit = 100):
query = CassandraQuery(domain, CassandraQuery.OP_FETCH)
query.set_fetch_limits(offset, limit)
return query.execute_query()
def delete(self, cascade = True):
# TODO: batch operation
del_query = CassandraQuery(self.domain, CassandraQuery.OP_BATCH_DELETE, self, cascade=cascade)
del_query.execute_query()
def save(self):
# TODO: batch operation
ins_query = CassandraQuery(self.domain, CassandraQuery.OP_BATCH_INSERT, self)
ins_query.execute_query()
def getCollection(domain, offset=0, limit=100):
query = CassandraQuery(domain, CassandraQuery.OP_FETCH)
query.set_fetch_limits(offset, limit)
return query.execute_query()
def save(self):
# TODO: batch operation
ins_query = CassandraQuery(self.domain, CassandraQuery.OP_BATCH_INSERT,
self)
ins_query.execute_query()
def getObj(domain, row_key):
query = CassandraQuery(domain, CassandraQuery.OP_SELECT)
query.set_fetch_limits(row_key, 1)
return query.execute_query()
def delete(self, cascade = True):
del_query = CassandraQuery(self.domain, CassandraQuery.OP_DELETE, self, cascade = cascade)
del_query.execute_query()
def save(self):
ins_query = CassandraQuery(self.domain, CassandraQuery.OP_INSERT, self)
ins_query.execute_query()
