consumer
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KinesisData Engineering 2019. 9. 20. 00:42
Kinesis Data Stream Real-time Data Stream Retention between 1 day to 365 days Ability to reprocess (replay) data Once data is inserted in Kinesis, it can’t be deleted (immutability) Data that share the same partition goes to the same shard (ordering) Producers: AWS SDK, Kinesis Producer Library (KPL), Kinesis Agent Consumers Write your own: Kinesis Client Library (KCL), AWS SDK Managed: AWS Lamb..
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FunctionalStaticPL/JAVA 2019. 8. 27. 20:46
1. Overview The term Java functional interface was introduced in Java 8. A functional interface in Java is an interface that contains only a single abstract (unimplemented) method. A functional interface can contain default and static methods which do have an implementation, in addition to the single unimplemented method. 1.1 Without Implementation public interface MyFunctionalInterface { public..