Kafka - Advanced Stream Processing
What is the main purpose of a
state store in Kafka Streams?What is the main purpose of a state store in Kafka Streams?
easy📝 Conceptual Q11 of 15
Step-by-Step Solution
Solution:
Step 1: Understand state store role and compare options
A state store holds data locally so the app can remember information across messages. Sending messages, configuring brokers, and monitoring health are unrelated to state stores.Final Answer:
To keep data between processing of different messages -> Option DQuick Check:
State store = remembers data between messages [OK]
Quick Trick: State stores remember data across messages [OK]
Common Mistakes:
- Confusing state store with message sending
- Thinking state store configures Kafka brokers
- Assuming state store monitors cluster health
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