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CQRS Event Sourcing

Pragya Keshap answered on February 3, 2023 Popularity 8/10 Helpfulness 1/10

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  • CQRS Event Sourcing

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    Monolithic has single database is both working for complex join queries, and also perform CRUD operations.

    ▪ When application goes more complex, this query and CRUD operations will become un-manageable situation.

    ▪ Application required some query that needs to join more than 10 table, will lock the database due to latency of query computation.

    ▪ Performing CRUD operations need to make complex validations and process long business logics, will cause to lock database operations.

    ▪ Reading and writing database has different approaches, define different strategy.

    ▪ «Separation of concerns» principles: separate reading database and the writing database with 2 database.

    ▪ Read database uses No-SQL databases with denormalized data.

    ▪ Write database uses Relational databases with fully normalized and

    supports strong data consistency. 

    https://medium.com/@knoldus/read-model-and-write-model-cqrs-reactive-architecture-3463b5dee9b3

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    Contributed on Feb 03 2023
    Pragya Keshap
    0 Answers  Avg Quality 2/10


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