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PostgreSQL Hackers Email Discussion Highlights

Support for 8-byte TOAST values, round two

The discussion focuses on testing strategies for the 8-byte TOAST chunk_id feature. Bharath Rupireddy proposed a new test module in src/test/modules (similar to xid_wraparound) wi…

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Race conditions in logical decoding

Rui Zhao submitted patch v5-0004 to fix a bug in v5-0001 where `newxcnt++` was incorrectly placed outside the `test == NULL` branch, causing committed XIDs to increment the count…

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pg_plan_advice: add NO_ scan and join method tags

The discussion concerns the `pg_plan_advice` extension patch that adds `NO_` scan and join method tags. A contributor, shihao zhong, rebased the patch (v4) onto the current master…

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remove_useless_joins vs. bug #19560

A regression introduced by commit e28cf96e935 ("Fix stale copies of PHVs in subqueries") was identified, where an upper-level PlaceHolderVar (PHV) containing an unprocessed SubLin…

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Row pattern recognition

The discussion focuses on two planner optimizations—run conditions and frame rewriting—that were blocked for Row Pattern Recognition (RPR) windows in PostgreSQL. Henson Choi expla…

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Social Media Updates

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CYBERTEC CEO Hans-Juergen Schoenig shares why AI isn't just another incremental upgrade, it's a fundamental shift that will reshape database engineering, system architecture, and enterprise technology as a whole.

CYBERTEC CEO Hans-Juergen Schoenig argues that artificial intelligence represents more than an incremental technological improvement. In his view, AI is a fundamental shift poised…

🔰 The Databricks Advanced Learning Festival runs September 16 through October 14, with learning pathways across data engineering, analytics, machine learning, generative AI, Apache Spark™, and data warehousing.

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🔰 The Databricks Advanced Learning Festival runs September 16 through October 14, with learning pathways across data engineering, analytics, machine learning, generative AI, Apache Spark™, and data warehousing.

The Databricks Advanced Learning Festival takes place from September 16 to October 14, offering structured learning pathways in data engineering, analytics, machine learning, gene…

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