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Tunable Consistency in Apache Cassandra™ and Consistency Levels

Learn how to choose consistency levels for read and write operations in a Cassandra NoSQL database

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In this learning unit, you will:

Learn about tunable consistency and consistency levels
Use the CQL shell CONSISTENCY command to get and set consistency levels
Experiment with consistency levels ONE, TWO, THREE, LOCAL_ONE, QUORUM, LOCAL_QUORUM, and EACH_QUORUM
Understand how to choose appropriate consistency levels to meet your application requirements

Time to Complete

15 minutes

Difficulty

Intermediate

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