Change Details

Not all writes are transactional: * we publish to Kafka before committing in postgresql * writes in cassandra are not transactional we should write tests that cover at least crash failure scenarios, eg by monky-patching psycopg2 or cassandra-driver (or CqlRunner) to raise an unexpected exception.

Not all writes are transactional: * we publish to Kafka before committing in postgresql * writes in cassandra are not transactional we should write tests that cover at least non-crash failure scenarios, eg by monky-patching psycopg2 or cassandra-driver (or CqlRunner) to raise an unexpected exception.

Not all writes are transactional: * we publish to Kafka before committing in postgresql * writes in cassandra are not transactional we should write tests that cover at least non-crash failure scenarios, eg by monky-patching psycopg2 or cassandra-driver (or CqlRunner) to raise an unexpected exception.