Welcome to the example number, for this example, we will explore consumer groups and you'll understand
that basically every consumer must belong to a certain consumer group.
And even if you don't specify a customer consumer group name, consumer group name will be created automatically.
You'll understand how different consumers behave inside of the same consumer group.
They basically share on messages from the talking.
Also, you'll understand how politicians are assigned to different consumers.
And basically, if there are more consumers than partitions inside a specific topic, then some of the
consumers will be idle and will not receive any messages at all.
Let's get right into it.