[Solved] You have this Protobuf schema:message Event { string id = 1; int32 count = 2; }Which of the following is CORRECT about using it with Kafka? | Kafka

Kafka - Schema Registry

You have this Protobuf schema:

message Event {
  string id = 1;
  int32 count = 2;
}

Which of the following is CORRECT about using it with Kafka?

AUsing 'int32' instead of 'integer' causes error

BField numbers must be unique and start from 1

CMissing a root 'schema' keyword causes failure

DField names cannot be strings

Step-by-Step Solution

Solution:

Step 1: Check Protobuf field numbering rules
Field numbers must be unique and start from 1, which is true here.
Step 2: Identify the correct statement
Field numbers must be unique and start from 1 correctly describes the field numbering rule. Options B, C, D are incorrect statements.
Final Answer:
Field numbers must be unique and start from 1 -> Option B
Quick Check:
Protobuf field numbering rule = A [OK]

Quick Trick: Field numbers must be unique and start at 1 [OK]

Common Mistakes:

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