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June 2026

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PGNexus Weekly News 2026-06-24

by pgnexus

PGNexus Weekly News This Week in PostgreSQL This week brings critical security fixes in pgAdmin 4 v9.16 addressing seven CVEs, a new postgres-lsp language server offering rich editor integration for SQL and PL/pgSQL, a fresh community backup tool pg_hardstorage targeting modern deployment models, and a practical deep-dive into partition key write bottlenecks with diagnostic queries. Together these updates cover tooling, security, performance, and reliability across the PostgreSQL ecosystem. [image: Introducing pg_hardstorage: A New Community-Driven Approach to PostgreSQL Backup and Recovery] <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fwww.cybertec-postgresql.com…> Jun 23, 2026 | Hans-Jürgen Schönig Introducing pg_hardstorage: A New Community-Driven Approach to PostgreSQL Backup and Recovery <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fwww.cybertec-postgresql.com…> CYBERTEC has released pg_hardstorage, a new open-source PostgreSQL backup and recovery tool licensed under Apache 2.0. The project does not aim to replace existing tools like pgBa… Read the Blog <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fwww.cybertec-postgresql.com…> [image: Why Your PostgreSQL Partition Key Is Creating a Write Bottleneck] <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fwww.tigerdata.com%2Fblog%2F…> Jun 19, 2026 | NanoHertz Communications Why Your PostgreSQL Partition Key Is Creating a Write Bottleneck <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fwww.tigerdata.com%2Fblog%2F…> A skewed PostgreSQL partition key can route the majority of writes to a single partition, creating a write hot spot while others sit idle. This causes cascading problems: excessiv… Read the Blog <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fwww.tigerdata.com%2Fblog%2F…> Top 5 Hacker Discussions Index prefetching (v28) refines stream heuristics, adds SP-GiST amgetbatch support, and introduces INDEX_PAGES_LIMIT. Logical replication work spans a conflict log history table under active review and a publication EXCEPT-clause edge case resolved without code change. Row Pattern Recognition reports 98.4% line coverage and clean Valgrind results. REPACK CONCURRENTLY received a minor stale-comment cleanup. Most threads remain open with unresolved implementation questions around memory layout, API correctness, and permission checks. Skipping schema changes in publication <https://pgnexus.ai/hacker-discussions?subject=Skipping%20schema%20changes%2…> Vignesh C proposed a patch to handle UNLOGGED table conversions in PostgreSQL publications. The issue occurs when tables listed in publication EXCEPT clauses are converted to UNLO… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Skipping%20schema%20changes%2…> Adding REPACK [concurrently] <https://pgnexus.ai/hacker-discussions?subject=Adding%20REPACK%20%5Bconcurre…> Antonin Houska submitted a small patch to the ongoing "Adding REPACK [concurrently]" thread, removing an outdated comment that was only valid in earlier versions of the patch. The… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Adding%20REPACK%20%5Bconcurre…> Proposal: Conflict log history table for Logical Replication <https://pgnexus.ai/hacker-discussions?subject=Proposal%3A%20Conflict%20log%…> The discussion concerns a proposed conflict log history table (CLT) for logical replication in PostgreSQL. Dilip Kumar merged patches from Amit Kapila and Nisha Moond and confirme… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Proposal%3A%20Conflict%20log%…> index prefetching <https://pgnexus.ai/hacker-discussions?subject=index%20prefetching> Peter Geoghegan posted v28 of the index prefetching patch set, with several notable changes. The "start read stream" heuristic now triggers on the fourth heap block switch rather… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=index%20prefetching> Row pattern recognition <https://pgnexus.ai/hacker-discussions?subject=Row%20pattern%20recognition> Henson Choi posted two follow-up reports on the Row Pattern Recognition (RPR) patch. The first covers an updated code coverage analysis: modified-line coverage improved from 96.5%… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Row%20pattern%20recognition> This Week's Industry Movements Amazon is opening its AI chips to third-party data centers, targeting a $50 billion market and challenging Nvidia's dominance. Groq confirmed a $650 million raise to stay independent after a notable Nvidia deal fell through. SpaceX signed a $150 million per month compute contract with Reflection AI through 2029. Anthropic launched Claude Tag for Slack, embedding persistent AI context capture into enterprise workflows. [image: Amazon Seeks to Sell Its AI Chips to External Data Centers, Challenging Nvidia] <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F06%2…> techcrunch.com Amazon Seeks to Sell Its AI Chips to External Data Centers, Challenging Nvidia <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F06%2…> AWS is in talks to sell its proprietary AI chips to third-party data centers, a move that positions Amazon more directly against Nvidia in the AI hardware market. CEO Andy Jassy h… [image: Groq Confirms $650M Funding Round After Nvidia's Not-Acqui-Hire Deal] <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F06%2…> techcrunch.com Groq Confirms $650M Funding Round After Nvidia's Not-Acqui-Hire Deal <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F06%2…> AI chipmaker Groq has confirmed a $650 million funding raise following a high-profile not-acqui-hire deal with Nvidia valued at $20 billion. Rather than being absorbed, Groq is le… [image: SpaceX Signs $150M/Month Compute Deal with Open-Source AI Lab Reflection AI] <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F06%2…> techcrunch.com SpaceX Signs $150M/Month Compute Deal with Open-Source AI Lab Reflection AI <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F06%2…> SpaceX has signed a major compute agreement with Reflection AI, an open-source AI lab. Under the deal, Reflection AI will pay $150 million per month starting July 1, 2026, through… [image: Anthropic's Claude Tag Brings Always-On AI to Slack for Enterprise Context Capture] <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F06%2…> techcrunch.com Anthropic's Claude Tag Brings Always-On AI to Slack for Enterprise Context Capture <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F06%2…> Anthropic has launched Claude Tag, a new feature that integrates its AI model directly into Slack as a persistent, always-on teammate. Beyond boosting individual productivity, Cla… Want to stay up to date with the PostgreSQL community and industry news? Visit PGNexus <https://pgnexus.ai> to learn more

June 24, 2026

PGNexus Weekly News 2026-06-17

by pgnexus

PGNexus Weekly News This Week in PostgreSQL This week's PostgreSQL highlights include a new extension enforcing partition pruning at the database level, a workload monitoring tool update with per-module retention, key management best practices for TDE deployments, and a timely look at workloads where PostgreSQL's MVCC model creates architectural challenges. Together these cover security, performance, tooling, and honest architectural guidance for practitioners. [image: On the Role of Key Management in PostgreSQL] <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fwww.cybertec-postgresql.com…> Jun 16, 2026 | Petar Lejic On the Role of Key Management in PostgreSQL <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fwww.cybertec-postgresql.com…> Transparent Data Encryption (TDE) in PostgreSQL environments solves data-at-rest security but creates operational challenges around key access. Without proper key management, keys… Read the Blog <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fwww.cybertec-postgresql.com…> [image: When PostgreSQL Isn't the Right Fit: Recognizing Workloads That Need Different Architecture] <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fwww.tigerdata.com%2Fblog%2F…> Jun 12, 2026 | NanoHertz Communications When PostgreSQL Isn't the Right Fit: Recognizing Workloads That Need Different Architecture <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fwww.tigerdata.com%2Fblog%2F…> PostgreSQL excels at 90% of workloads but struggles with a specific 10%: high-frequency append-only ingestion with sustained write rates and analytical query patterns. When worklo… Read the Blog <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fwww.tigerdata.com%2Fblog%2F…> Top 5 Hacker Discussions Index prefetching v27 simplifies batch buffer management and adds Valgrind test infrastructure, with CI failures and cost model improvements still pending. WAL reduction via xl_heap_visible elimination saw multiple test stability commits addressing autovacuum interference. Logical replication conflict log table development debates view permissions in pg_conflict and has open bugs around two-phase transaction metadata. REPACK's concurrent deadlock issue remains unresolved. A publication EXCEPT clause cleanup patch was abandoned after review raised conversion reversibility concerns. Skipping schema changes in publication <https://pgnexus.ai/hacker-discussions?subject=Skipping%20schema%20changes%2…> Vignesh C proposed a patch to handle UNLOGGED table conversions in PostgreSQL publications. The issue occurs when tables listed in publication EXCEPT clauses are converted to UNLO… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Skipping%20schema%20changes%2…> Adding REPACK [concurrently] <https://pgnexus.ai/hacker-discussions?subject=Adding%20REPACK%20%5Bconcurre…> Mihail Nikalayeu reminds the PostgreSQL community about an unresolved deadlock issue in the REPACK functionality that can cause significant loss of work. He references a previous… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Adding%20REPACK%20%5Bconcurre…> Proposal: Conflict log history table for Logical Replication <https://pgnexus.ai/hacker-discussions?subject=Proposal%3A%20Conflict%20log%…> The discussion focuses on the conflict log table (CLT) feature for logical replication within the `pg_conflict` schema. A key debate concerns whether view creation should be allow… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Proposal%3A%20Conflict%20log%…> index prefetching <https://pgnexus.ai/hacker-discussions?subject=index%20prefetching> Peter Geoghegan released v27 of the index prefetching patch, addressing outstanding issues from the paused work after Postgres 19's final commit fest. The major change simplifies… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=index%20prefetching> eliminate xl_heap_visible to reduce WAL (and eventually set VM on-access) <https://pgnexus.ai/hacker-discussions?subject=eliminate%20xl_heap_visible%2…> The discussion centers on eliminating xl_heap_visible WAL records to reduce WAL volume and eventually set visibility map on access. Melanie Plageman committed several fixes to add… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=eliminate%20xl_heap_visible%2…> This Week's Industry Movements This week's AI landscape saw major regulatory tension as the Trump administration forced Anthropic to pull its cybersecurity models Fable and Mythos, while Anthropic also partnered with TCS to scale enterprise Claude deployments. Salesforce acquired AI customer service platform Fin for $3.6 billion to strengthen Agentforce. ChatGPT's market share fell below 50% for the first time, with Gemini and Claude gaining ground. Oracle confirmed a critical vulnerability actively exploited to breach over 100 organizations. [image: US Government Bans Anthropic's Most Powerful Cybersecurity Models] <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F06%2…> techcrunch.com US Government Bans Anthropic's Most Powerful Cybersecurity Models <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F06%2…> The Trump administration forced Anthropic to pull its latest cybersecurity models, Fable and Mythos, through export-control restrictions. Analysts suggest the decision may be reac… [image: Anthropic taps TCS to scale its enterprise AI deployments] <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F06%2…> techcrunch.com Anthropic taps TCS to scale its enterprise AI deployments <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F06%2…> Anthropic has announced a strategic partnership with Tata Consultancy Services (TCS) to accelerate the deployment of its AI models across enterprise customers. Under this collabor… [image: Salesforce acquires AI customer service platform Fin for $3.6B] <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F06%2…> techcrunch.com Salesforce acquires AI customer service platform Fin for $3.6B <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F06%2…> Salesforce announced the acquisition of Fin, an AI-powered customer service platform, for $3.6 billion. The company plans to integrate Fin's team and technology into Agentforce, i… [image: ChatGPT Market Share Drops Below 50% for First Time] <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F06%2…> techcrunch.com ChatGPT Market Share Drops Below 50% for First Time <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F06%2…> ChatGPT's share of the global AI assistant market has fallen below 50% for the first time, marking a notable shift in the competitive landscape. Despite the decline, ChatGPT remai… Want to stay up to date with the PostgreSQL community and industry news? Visit PGNexus <https://pgnexus.ai> to learn more

June 17, 2026

PGNexus Weekly News 2026-06-10

by pgnexus

PGNexus Weekly News This Week in PostgreSQL This week's PostgreSQL highlights include the PostgreSQL 19 Beta 1 release with major performance, security, and developer feature additions. TimescaleDB 2.27 delivers up to 160x faster UPDATE/DELETE on compressed data. PostgreSQL Anonymizer 3.1 adds Local Differential Privacy with a critical security fix requiring immediate upgrade. AWS introduces an AI-powered Oracle PL/SQL to PostgreSQL migration tool achieving 92% conversion confidence. [image: TimescaleDB 2.27: Broader Vectorized Execution, Up to 160x More Efficient UPDATE/DELETE, and Smarter UPSERT Pruning] <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fwww.tigerdata.com%2Fblog%2F…> Jun 09, 2026 | Brandon Purcell TimescaleDB 2.27: Broader Vectorized Execution, Up to 160x More Efficient UPDATE/DELETE, and Smarter UPSERT Pruning <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fwww.tigerdata.com%2Fblog%2F…> TimescaleDB 2.27 introduces significant performance improvements focused on eliminating unnecessary work in analytical operations. The release extends bloom filter technology to a… Read the Blog <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fwww.tigerdata.com%2Fblog%2F…> [image: Automate Oracle PL/SQL to PostgreSQL migration with Amazon Bedrock and Strands Agents] <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Faws.amazon.com%2Fblogs%2Fda…> Jun 08, 2026 | Kavita Vellala Automate Oracle PL/SQL to PostgreSQL migration with Amazon Bedrock and Strands Agents <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Faws.amazon.com%2Fblogs%2Fda…> AWS has released a solution to automate Oracle PL/SQL to PostgreSQL migration using Amazon Bedrock with Anthropic's Claude Sonnet 4.6, the Strands Agents framework, and AWS Knowle… Read the Blog <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Faws.amazon.com%2Fblogs%2Fda…> Top 5 Hacker Discussions Index prefetching (v26) adds GiST batch scan support with 20x+ speedups alongside API changes and outstanding planner cost model gaps. WAL reduction work on xl_heap_visible received stabilizing test commits. Logical replication conflict log tables settled on allowing explicit locks while blocking direct mutations, with documentation planned. REPACK deadlock issues remain unresolved with stress testing ongoing. A proposed publication EXCEPT clause cleanup for UNLOGGED tables was abandoned after review. Skipping schema changes in publication <https://pgnexus.ai/hacker-discussions?subject=Skipping%20schema%20changes%2…> Vignesh C proposed a patch to handle UNLOGGED table conversions in PostgreSQL publications. The issue occurs when tables listed in publication EXCEPT clauses are converted to UNLO… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Skipping%20schema%20changes%2…> Adding REPACK [concurrently] <https://pgnexus.ai/hacker-discussions?subject=Adding%20REPACK%20%5Bconcurre…> Mihail Nikalayeu reminds the PostgreSQL community about an unresolved deadlock issue in the REPACK functionality that can cause significant loss of work. He references a previous… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Adding%20REPACK%20%5Bconcurre…> Proposal: Conflict log history table for Logical Replication <https://pgnexus.ai/hacker-discussions?subject=Proposal%3A%20Conflict%20log%…> The discussion focuses on conflict log tables (CLTs) for logical replication, specifically addressing user interaction policies. The main debate centers on whether to allow explic… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Proposal%3A%20Conflict%20log%…> index prefetching <https://pgnexus.ai/hacker-discussions?subject=index%20prefetching> Peter Geoghegan released v26 of the index prefetching patch, introducing significant improvements after the pause following PostgreSQL 19's final commit fest. The standout additio… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=index%20prefetching> eliminate xl_heap_visible to reduce WAL (and eventually set VM on-access) <https://pgnexus.ai/hacker-discussions?subject=eliminate%20xl_heap_visible%2…> The discussion centers on eliminating xl_heap_visible WAL records to reduce WAL volume and eventually set visibility map on access. Melanie Plageman committed several fixes to add… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=eliminate%20xl_heap_visible%2…> This Week's Industry Movements Google's $920M/month compute deal with SpaceX signals unprecedented AI infrastructure demand. OpenAI files confidentially for IPO just weeks after Anthropic, marking a pivotal moment for AI public markets. Apple launches a major Siri AI overhaul, repositioning its voice assistant as a full AI companion. OpenAI also introduces Lockdown Mode to guard ChatGPT against prompt injection attacks, reflecting growing enterprise security concerns around AI systems. [image: Google will pay SpaceX $920M per month for compute] <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F06%2…> techcrunch.com Google will pay SpaceX $920M per month for compute <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F06%2…> Google has struck a major deal with SpaceX, agreeing to pay $920 million per month for compute resources. According to a Google representative, the agreement stems from unexpected… [image: OpenAI files confidentially for IPO following Anthropic] <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F06%2…> techcrunch.com OpenAI files confidentially for IPO following Anthropic <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F06%2…> OpenAI has filed confidentially for an initial public offering, approximately one week after its primary competitor Anthropic also submitted IPO paperwork. This development intens… [image: Apple launches major Siri AI overhaul as voice assistant becomes AI companion] <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F06%2…> techcrunch.com Apple launches major Siri AI overhaul as voice assistant becomes AI companion <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F06%2…> Apple has officially launched its long-awaited "Siri AI" overhaul, transforming the voice assistant from a basic voice-controlled tool into a comprehensive AI companion with signi… [image: OpenAI unveils Lockdown Mode to protect sensitive data from prompt injection attacks] <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F06%2…> techcrunch.com OpenAI unveils Lockdown Mode to protect sensitive data from prompt injection attacks <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F06%2…> OpenAI has introduced Lockdown Mode, a new security feature designed to protect sensitive data from prompt injection attacks in ChatGPT. Prompt injection attacks occur when malici… Want to stay up to date with the PostgreSQL community and industry news? Visit PGNexus <https://pgnexus.ai> to learn more

June 10, 2026

PGNexus Weekly News 2026-06-03

by pgnexus

PGNexus Weekly News This Week in PostgreSQL This week's PostgreSQL highlights include Percona Operator 3.0.0 completing its hard fork from Crunchy Data for independent Kubernetes deployments, Autobase 2.8.0 splitting into Community and Enterprise editions, Neon expanding paid plan data transfer fivefold to 500 GB monthly, and deep insights from contributors on improving logical replication for upgrades and multi-region pipelines. Tooling, reliability, and ecosystem evolution remain front and center. [image: Percona Operator for PostgreSQL 3.0.0: Hard Fork, OLM Scoping, Major Upgrades] <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fwww.percona.com%2Fblog%2Fpe…> May 28, 2026 | Slava Sarzhan Percona Operator for PostgreSQL 3.0.0: Hard Fork, OLM Scoping, Major Upgrades <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fwww.percona.com%2Fblog%2Fpe…> Percona Operator for PostgreSQL 3.0.0 completes its hard fork from Crunchy Data's operator, becoming fully independent. Key changes include renaming Custom Resource Definitions to… Read the Blog <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fwww.percona.com%2Fblog%2Fpe…> [image: We're including 5x more data transfer in all paid plans] <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fneon.com%2Fblog%2Fmore-data…> Jun 01, 2026 | Brad Van Vugt We're including 5x more data transfer in all paid plans <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fneon.com%2Fblog%2Fmore-data…> Neon announces a significant increase in data transfer allowances for paid plans, effective June 1, 2026. All paid subscribers now receive 500 GB of monthly data transfer, up from… Read the Blog <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fneon.com%2Fblog%2Fmore-data…> [image: How to hack Logical Replication in PostgreSQL: Insights from contributors] <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fwww.postgresql.fastware.com…> May 28, 2026 | Zhijie Hou How to hack Logical Replication in PostgreSQL: Insights from contributors <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fwww.postgresql.fastware.com…> Logical replication in PostgreSQL has evolved significantly since its introduction and is now widely adopted for cross-version upgrades, multi-region deployments, and real-time an… Read the Blog <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fwww.postgresql.fastware.com…> Top 5 Hacker Discussions Active PostgreSQL development spans replication, storage, and access method improvements. REPACK CONCURRENTLY saw its first patch portion committed after catalog_xmin debate. Logical replication conflict logging continues iterating on destination option design, with enum versus string-parameter disagreement unresolved. Index prefetching targeting PostgreSQL 20 returned at v25 with slot-based interface prioritized. WAL reduction via xl_heap_visible elimination received test stability commits. A publication EXCEPT-clause cleanup patch was abandoned after reviewers found no justification for behavioral change. Skipping schema changes in publication <https://pgnexus.ai/hacker-discussions?subject=Skipping%20schema%20changes%2…> Vignesh C proposed a patch to handle UNLOGGED table conversions in PostgreSQL publications. The issue occurs when tables listed in publication EXCEPT clauses are converted to UNLO… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Skipping%20schema%20changes%2…> Adding REPACK [concurrently] <https://pgnexus.ai/hacker-discussions?subject=Adding%20REPACK%20%5Bconcurre…> Amit Kapila and Zhijie Hou discussed concerns about catalog_xmin handling in the REPACK CONCURRENTLY feature. Kapila questioned whether the patch should advance catalog_xmin to pr… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Adding%20REPACK%20%5Bconcurre…> Proposal: Conflict log history table for Logical Replication <https://pgnexus.ai/hacker-discussions?subject=Proposal%3A%20Conflict%20log%…> The discussion focuses on implementing a conflict log history table feature for PostgreSQL logical replication. Dilip Kumar released patch v44 incorporating feedback from multiple… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Proposal%3A%20Conflict%20log%…> index prefetching <https://pgnexus.ai/hacker-discussions?subject=index%20prefetching> Peter Geoghegan has resumed work on index prefetching for PostgreSQL 20 after taking time away from the project. He posted v25 of the patch set, which contains no substantive chan… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=index%20prefetching> eliminate xl_heap_visible to reduce WAL (and eventually set VM on-access) <https://pgnexus.ai/hacker-discussions?subject=eliminate%20xl_heap_visible%2…> The discussion centers on eliminating xl_heap_visible WAL records to reduce WAL volume and eventually set visibility map on access. Melanie Plageman committed several fixes to add… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=eliminate%20xl_heap_visible%2…> This Week's Industry Movements Anthropic filed for an IPO after raising $65 billion at a near-trillion-dollar valuation, while also releasing Opus 4.8 with multi-agent Dynamic Workflows. Google launched Gemini Spark, a 24/7 AI automation assistant. Meanwhile, hackers exploited Meta's AI support chatbot to hijack Instagram accounts, exposing serious security risks when AI systems with elevated permissions lack adequate safeguards. [image: Anthropic files to go public] <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F06%2…> techcrunch.com Anthropic files to go public <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F06%2…> Anthropic, the AI company behind the Claude chatbot, announced Monday that it has confidentially filed for an initial public offering. The move marks a significant step for the AI… [image: Anthropic raises $65 billion, nears $1T valuation ahead of IPO] <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F05%2…> techcrunch.com Anthropic raises $65 billion, nears $1T valuation ahead of IPO <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F05%2…> Anthropic has completed a $65 billion Series H funding round, reaching a post-money valuation of $965 billion. This massive fundraise is believed to be the company's final private… [image: Google's Gemini Spark AI assistant launches with 24/7 automation features] <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F05%2…> techcrunch.com Google's Gemini Spark AI assistant launches with 24/7 automation features <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F05%2…> Google has launched Gemini Spark, a new 24/7 AI assistant designed to automate everyday tasks such as inbox summaries and local event planning. Early testing shows the tool is gen… [image: Hackers hijacked Instagram accounts by tricking Meta AI support chatbot into granting access] <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F06%2…> techcrunch.com Hackers hijacked Instagram accounts by tricking Meta AI support chatbot into granting access <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F06%2…> Several Instagram users reported over the weekend that their accounts had been compromised through an exploitation of Meta's AI-powered support chatbot. Hackers manipulated the au… Want to stay up to date with the PostgreSQL community and industry news? Visit PGNexus <https://pgnexus.ai> to learn more

June 3, 2026