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To Batch Or Not To Batch

Talkat Devnexus 2020 · 2020-02-19..02-21· [microservices, devops-and-delivery]
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Compares three implementations for importing a CSV into a database: a monolithic Spring Integration flow, a microservice pipeline with Spring Cloud Stream/Function and Rabbit, and a chunked Spring Batch job using JDBC writers and an H2/MySQL repo. Demonstrations process a 334-line CSV with chunk commits; integration and streaming produce duplicate rows on restart while Spring Batch uses a job repository and transactions to roll back to the last commit so restarts avoid duplicates. Notes orchestration and file-triggering remain external concerns.

AI-written summary · about

  1. 0:00Introduction
  2. 0:49Spring Batch
  3. 1:16Agenda
  4. 3:02Batch Processing
  5. 4:51Batch Jobs
  6. 8:13Chunk Based Steps
  7. 9:19Batch Architecture
  8. 10:25Batch to Start
  9. 17:58Data Integration with Files
  10. 24:28Microservice Cloud Streaming
  11. 25:38Spring Cloud
  12. 30:28SpringBatch
  13. 35:38Other Use Cases
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