When writing efficient Java code, algorithmic complexity matters—a lot. In this post, I’ll walk you through two fundamental time complexities: O(1) and O(n), using clear Java 21 examples, and explain which one is more efficient for common search operat…
This lightweight Change Data Capture (CDC) pipeline streams PostgreSQL logical replication events to BigQuery — no Debezium, no Kafka, just native GCP tools.🧩 Architecture Overview[Cloud SQL (PostgreSQL)]
└─ Logical replication via wal2json plugin
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IntroductionTwo fully automated, production-grade pipelines demonstrate secure data ingestion from Cloud SQL PostgreSQL into BigQuery, using Apache Beam (Python) and Dataflow Flex Templates — all without public IP exposure.✅ 1. Private Service Ac…
IntroductionIn this blog post, I’ll demonstrate how to provision Google Cloud Pub/Sub resources using Terraform and integrate them with a Spring Boot 3 application running Java 21. This setup enables seamless message publishing and subscription process…
IntroductionIn this blog post, I’ll demonstrate how to provision Google Cloud Pub/Sub resources using Terraform and integrate them with a Spring Boot 3 application running Java 21. This setup enables seamless message publishing and subscription process…