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# PostgreSQL MVCC: multi-version concurrency control internals and best practices Practical content about postgresql mvcc: multi-version concurrency control internals and best practices. ## Key Concepts – Core principle – Implementation details ## Conclusion Summary.

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# SQLite WAL mode: database integrity and crash recovery with WAL examples Practical content about sqlite wal mode: database integrity and crash recovery with wal examples. ## Key Concepts – Core principle – Implementation details ## Conclusion Summary.

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# etcd: distributed consensus with Raft algorithm and leader election This article covers etcd: distributed consensus with raft algorithm and leader election with practical guidance for practitioners. ## Key Concepts – Core principle one – Core principle two – Core principle three ## Implementation Code examples and configuration details would go here. ## Conclusion Summary…

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# Apache Kafka: partitioned log storage and offset management deep-dive This article covers apache kafka: partitioned log storage and offset management deep-dive with practical guidance for practitioners. ## Key Concepts – Core principle one – Core principle two – Core principle three ## Implementation Code examples and configuration details would go here. ## Conclusion Summary…

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# Linux kernel RCU: read-copy-update synchronization for RCU readers This article covers linux kernel rcu: read-copy-update synchronization for rcu readers with practical guidance for practitioners. ## Key Concepts – Core principle one – Core principle two – Core principle three ## Implementation Code examples and configuration details would go here. ## Conclusion Summary of takeaways.

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# Redis clustering: sharding, failover, and sentinel patterns explained This article covers redis clustering: sharding, failover, and sentinel patterns explained with practical guidance for practitioners. ## Key Concepts – Core principle one – Core principle two – Core principle three ## Implementation Code examples and configuration details would go here. ## Conclusion Summary of takeaways.

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# PostgreSQL MVCC: multi-version concurrency control internals and best practices This article covers postgresql mvcc: multi-version concurrency control internals and best practices with practical guidance for practitioners. ## Key Concepts – Core principle one – Core principle two – Core principle three ## Implementation Code examples and configuration details would go here. ## Conclusion Summary…

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# SQLite WAL mode: database integrity and crash recovery with WAL examples This article covers sqlite wal mode: database integrity and crash recovery with wal examples with practical guidance for practitioners. ## Key Concepts – Core principle one – Core principle two – Core principle three ## Implementation Code examples and configuration details would go…

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Web Development, Performance, Distributed Systems, APIs, Databases, Backend Engineering — Daily Update 2026-11-01 By Marcus Vance · Lead Systems & Backend Architect · November 2026 Today’s Focus: Distributed Transaction Coordination Without Two-Phase Commit The industry has spent decades treating two-phase commit (2PC) as the default answer for atomicity across service boundaries. In 2026, that default…

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Web Development, Performance, Distributed Systems, APIs, Databases, Backend Engineering — Daily Update 2026-10-30 By Marcus Vance · Lead Systems & Backend Architect · October 2026 Today’s Focus: Write-Ahead Logging Internals — Why Your Checkpoints Matter Every production database you run — PostgreSQL, MySQL/InnoDB, SQLite, SQL Server — relies on Write-Ahead Logging (WAL) for crash recovery.…

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# MongoDB WiredTiger: Document Compression and Snapshot Isolation By Nora Thorne | webdevelopmentor.com ## WiredTiger Storage Engine MongoDB’s WiredTiger storage engine provides document-level compression and snapshot isolation for concurrent workloads. The pluggable compression library (Zlib, Snappy, LZ4, ZSTD) reduces storage footprint while maintaining read performance. Snapshot isolation ensures that readers see a consistent point-in-time view…

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