PGNexus Daily News PostgreSQL Technical Articles [image: Scaling AI-Driven Marketing Processes with PostgreSQL] <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fwww.cybertec-postgresql.com%...> Christine Fritz Scaling AI-Driven Marketing Processes with PostgreSQL <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fwww.cybertec-postgresql.com%...> This article explores how PostgreSQL can serve as a foundational data layer for AI-driven marketing workflows. The author argues that while AI tools can generate content quickly,… Read the Blog <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fwww.cybertec-postgresql.com%...> [image: Switchover and Switchback of CloudNativePG Replica Clusters in a Distributed Topology (K8s) - Part 2] <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fenterprisedb.com%2Fblog%2Fsw...> enterprisedb.com Switchover and Switchback of CloudNativePG Replica Clusters in a Distributed Topology (K8s) - Part 2 <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fenterprisedb.com%2Fblog%2Fsw...> This runbook provides operational procedures for performing controlled switchover and switchback operations between two EDB Postgres Advanced 18 clusters managed by CloudNativePG… Read the Blog <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fenterprisedb.com%2Fblog%2Fsw...> [image: The Postgres Developer's Guide to Vector Index Tradeoffs] <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fwww.tigerdata.com%2Fblog%2Ft...> Hien Phan The Postgres Developer's Guide to Vector Index Tradeoffs <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fwww.tigerdata.com%2Fblog%2Ft...> This comprehensive guide examines vector index selection in PostgreSQL, focusing on four key constraints: memory, recall requirements, write frequency, and filter selectivity. The… Read the Blog <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fwww.tigerdata.com%2Fblog%2Ft...> PostgreSQL Hackers Email Discussion Highlights Adding REPACK [concurrently] <https://pgnexus.ai/hacker-discussions?subject=Adding%20REPACK%20%5Bconcurren...> A patch for fixing WAL accumulation during REPACK CONCURRENTLY has been submitted by Zhijie Hou after attending a pgconf.dev talk that clarified this behavior is unintended. The i… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Adding%20REPACK%20%5Bconcurren...> Import Statistics in postgres_fdw before resorting to sampling. <https://pgnexus.ai/hacker-discussions?subject=Import%20Statistics%20in%20pos...> A patch for improving statistics import in postgres_fdw has been committed by Etsuro Fujita. The discussion involved choosing between two implementation approaches for handling st… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Import%20Statistics%20in%20pos...> Proposal: Conflict log history table for Logical Replication <https://pgnexus.ai/hacker-discussions?subject=Proposal%3A%20Conflict%20log%2...> Peter Smith provided detailed code review comments on v38 patches for the conflict log history table feature. Issues identified include awkward comment wording, missing function d… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Proposal%3A%20Conflict%20log%2...> Implement waiting for wal lsn replay: reloaded <https://pgnexus.ai/hacker-discussions?subject=Implement%20waiting%20for%20wa...> The discussion focuses on a fix for the wait-for-wal-lsn replay implementation. Alexander Korotkov proposed removing an unnecessary wait_for_standby_and_slot_catchup() wrapper fun… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Implement%20waiting%20for%20wa...> Changing the state of data checksums in a running cluster <https://pgnexus.ai/hacker-discussions?subject=Changing%20the%20state%20of%20...> Tomas Vondra continues reviewing the data checksums state change patch, identifying several concurrency issues. He found that during standby promotion, when the checksum state tra… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Changing%20the%20state%20of%20...> Industry News [image: OpenRouter more than doubles valuation to $1.3B in a year] <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F05%2F...> techcrunch.com OpenRouter more than doubles valuation to $1.3B in a year <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F05%2F...> OpenRouter has raised a $113 million Series B funding round led by CapitalG, more than doubling its valuation to $1.3 billion within a year. The company provides a platform that a… [image: Amazon fulfillment competitor Stord raises $250M at $3B valuation] <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F05%2F...> techcrunch.com Amazon fulfillment competitor Stord raises $250M at $3B valuation <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F05%2F...> Stord has raised $250 million in funding at a $3 billion valuation, positioning itself as a competitor to Amazon's fulfillment services. The company operates a network of physical… [image: Dutch government blocks US company from acquisition, citing 'risk to public interest'] <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F05%2F...> techcrunch.com Dutch government blocks US company from acquisition, citing 'risk to public interest' <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F05%2F...> The Dutch government has blocked a US company from acquiring a cloud services provider that hosts the Netherlands' digital ID service, citing risks to public interest. This decisi… Social Media Updates [image: We have a new face on the CYBERTEC team!] <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%2...> linkedin We have a new face on the CYBERTEC team! <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%2...> CYBERTEC has welcomed Hunaid Sohail as a new PostgreSQL Core Developer. He will be working directly on the Postgres core as part of the company's expanding PGCore team. The compan… linkedin It's time to start building your #DataAISummit schedule! <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%2...> The DataAI Summit is encouraging attendees to plan their schedules. The event features sessions from teams at major organizations including adidas, Atlassian, Virgin Atlantic, and… [image: It's official: Databricks is recognized as a Fortune Best Workplace in the Bay Area for 2026, produced in partnership with Great Place To Work !] <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%2...> linkedin It's official: Databricks is recognized as a Fortune Best Workplace in the Bay Area for 2026, produced in partnership with Great Place To Work ! <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%2...> Databricks has been officially recognized as a Fortune Best Workplace in the Bay Area for 2026, an award produced in partnership with Great Place To Work. The company views this r… Want to stay up to date with the PostgreSQL community and industry news? Visit PGNexus <https://pgnexus.ai> to learn more