* Moves converter pattern to Java 11 * Moves cqrs pattern to Java 11 * Moves dao pattern to Java 11 * Moves data-bus pattern to Java 11 * Moves data-locality pattern to Java 11 * Moves data-mapper pattern to Java 11 * Moves data-transfer-object pattern to Java 11 * Moves decorator pattern to Java 11 * Moves delegation pattern to Java 11 * Moves dependency-injection to Java 11 * Moves dirty-flag to Java 11 * Moves double-buffer to Java 11 * Moves double-checked-locking to Java 11 * Moves double-dispatch to Java 11 * Corrects with changes thats breaking test cases
layout, title, folder, permalink, categories, tags
layout | title | folder | permalink | categories | tags | ||
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pattern | CQRS | cqrs | /patterns/cqrs/ | Architectural |
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Intent
CQRS Command Query Responsibility Segregation - Separate the query side from the command side.
Class diagram
Applicability
Use the CQRS pattern when
- you want to scale the queries and commands independently.
- you want to use different data models for queries and commands. Useful when dealing with complex domains.
- you want to use architectures like event sourcing or task based UI.