PGNexus Weekly News

This Week in PostgreSQL

This week's PostgreSQL highlights include Barman 3.18.0 with experimental block-level incremental cloud backups, pg_tre 1.1.1 introducing approximate regex indexing for PostgreSQL 18+, Postgres Pro Shardman 18 delivering enterprise horizontal scaling, and a practical guide for migrating from Crunchy Data to Percona PostgreSQL Operator with minimal downtime. Together these releases advance backup efficiency, search capabilities, distributed scaling, and Kubernetes operator flexibility.

May 25, 2026 | postgrespro.com Postgres Pro Shardman 18 — Review Postgres Pro has released Shardman 18, a sharding extension for PostgreSQL that enables horizontal scaling across multiple nodes. This version introduces improved query planning a… Read the Blog

May 25, 2026 | Slava Sarzhan Migrate from Crunchy Data PostgreSQL Operator to Percona PostgreSQL Operator: Standby Cluster Method This blog post provides a detailed technical guide for migrating from Crunchy Data PostgreSQL Operator to Percona PostgreSQL Operator using the standby cluster method. The migrati… Read the Blog

Top 5 Hacker Discussions

Several active development threads addressed pre-beta stabilization concerns. A db-specific snapshot feature for concurrent REPACK was agreed to revert from PostgreSQL 19 and retry in version 20. Index prefetching API design debates continue around slot interfaces and code duplication across table access methods. WAL reduction work targeting xl_heap_visible elimination saw multiple test reliability commits. A pg_plan_advice fix was pushed with a corrected relid filtering implementation. A proposed publication EXCEPT-clause cleanup for UNLOGGED tables was ultimately abandoned.

This Week's Industry Movements

This week in AI and tech: Google is overhauling Search into a conversational, agent-driven experience that may drastically cut web traffic to publishers. Andrej Karpathy, OpenAI co-founder, joins Anthropic's pre-training team in a major talent win for Claude's development. Meanwhile, a supply-chain attack campaign called Mini Shai-Hulud has compromised dozens of popular open source packages, threatening developers and downstream applications worldwide.

techcrunch.com Google Search as you know it is over Google is fundamentally transforming its Search product from a traditional list of links into an AI-powered experience centered on conversational answers, autonomous agents, and i…

techcrunch.com OpenAI co-founder Andrej Karpathy joins Anthropic's pre-training team Andrej Karpathy, a co-founder of OpenAI and prominent AI researcher, has joined Anthropic to work on its pre-training team. Pre-training is the phase responsible for large-scale t…

techcrunch.com Hackers have compromised dozens of popular open source packages Dozens of popular open source software packages have been compromised in an ongoing supply-chain attack campaign known as Mini Shai-Hulud. The attackers have successfully infiltra…

techcrunch.com Hackers have compromised dozens of popular open source packages Dozens of popular open source software packages have been compromised in an ongoing supply-chain attack campaign known as Mini Shai-Hulud. The attackers have successfully infiltra…

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