September 2026 - Pgtechdailyen - lists.ivorysql.org

PGNexus Daily News #276 2026-09-21

by pgnexus

PGNexus Daily News PostgreSQL Technical Articles [image: Custom domains for Neon Functions] <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fneon.com%2Fblog%2Fcustom-do…> Carlota Soto Custom domains for Neon Functions <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fneon.com%2Fblog%2Fcustom-do…> Neon Functions, currently in beta, previously exposed endpoints only via auto-generated invocation URLs. Neon has added custom domain support, allowing users to map their own doma… Read the Blog <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fneon.com%2Fblog%2Fcustom-do…> [image: Your Neon Functions can now run on a schedule] <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fneon.com%2Fblog%2Fyour-neon…> Mike Jerome Your Neon Functions can now run on a schedule <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fneon.com%2Fblog%2Fyour-neon…> Neon Functions now support scheduled execution, removing the need for external schedulers to trigger backend jobs. Previously, functions could only be invoked via HTTP requests, w… Read the Blog <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fneon.com%2Fblog%2Fyour-neon…> PostgreSQL Hackers Email Discussion Highlights [PATCH] Release replication slot on error in SQL-callable slot functions <https://pgnexus.ai/hacker-discussions?subject=%5BPATCH%5D%20Release%20repli…> Bharath Rupireddy submitted v19 patches (including backbranch versions) for a fix that releases replication slots on error in SQL-callable slot functions. The v19 update is a mino… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=%5BPATCH%5D%20Release%20repli…> Support for 8-byte TOAST values, round two <https://pgnexus.ai/hacker-discussions?subject=Support%20for%208-byte%20TOAS…> The thread follows up on the recently applied patch set adding 8-byte TOAST value support. John Naylor noted that doc/src/sgml/limits.sgml still needs updating. Bharath Rupireddy… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Support%20for%208-byte%20TOAS…> pg_walinspect: fix LSN validation messages and empty range handling <https://pgnexus.ai/hacker-discussions?subject=pg_walinspect%3A%20fix%20LSN%…> Chao Li identified two issues in pg_walinspect: (1) commit 5c1b6628075a relaxed LSN validation checks from `>=` to `>` but left error messages saying "must be less than current LS… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=pg_walinspect%3A%20fix%20LSN%…> [PATCH] Explain what the default output_plugin_libraries do <https://pgnexus.ai/hacker-discussions?subject=%5BPATCH%5D%20Explain%20what%…> This thread discusses a documentation patch explaining what the default `output_plugin_libraries` configuration does in PostgreSQL logical replication. Hayato Kuroda submitted a r… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=%5BPATCH%5D%20Explain%20what%…> Adding a stored generated column without long-lived locks <https://pgnexus.ai/hacker-discussions?subject=Adding%20a%20stored%20generat…> Alberto Piai used an LLM-based tool to analyze his patch for adding stored generated columns without long-lived locks, and discovered a flaw in his use of `IS NOT DISTINCT FROM`.… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Adding%20a%20stored%20generat…> Why clearing the VM doesn't require registering vm buffer in wal record <https://pgnexus.ai/hacker-discussions?subject=Why%20clearing%20the%20VM%20d…'t%20require%20registering%20vm%20buffer%20in%20wal%20record> The discussion focuses on a data corruption scenario involving the visibility map (VM) and `PD_ALL_VISIBLE` flag during WAL replay on standbys. When `CREATE DATABASE STRATEGY WAL_… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Why%20clearing%20the%20VM%20d…'t%20require%20registering%20vm%20buffer%20in%20wal%20record> Click here for the full Hacker discussion highlights <https://pgnexus.ai/daily-updates?file=2026-09-21-postgresql-daily-news-276.…> Industry News [image: Meta's Muse AI Agent Outpaces ChatGPT's Early Mobile Launch in Downloads] <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F09%2…> techcrunch.com Meta's Muse AI Agent Outpaces ChatGPT's Early Mobile Launch in Downloads <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F09%2…> Meta's new AI agent Muse has accumulated more downloads and daily active users in the U.S. and Canada than ChatGPT did during the same post-launch period after its mobile debut, a… [image: OpenAI Forms Math Advisory Group as AI Resolves Over 100 Open Problems] <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F09%2…> techcrunch.com OpenAI Forms Math Advisory Group as AI Resolves Over 100 Open Problems <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F09%2…> OpenAI has established a math advisory group following its AI's achievement of resolving more than 100 previously open mathematical problems. However, the advisory group will not… [image: Kairos Power Secures Up to $100M from Samsung Group to Build Nuclear Reactor for Google] <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F09%2…> techcrunch.com Kairos Power Secures Up to $100M from Samsung Group to Build Nuclear Reactor for Google <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F09%2…> Nuclear energy startup Kairos Power has secured up to $100 million from Samsung C&T to help construct its first 50-megawatt nuclear power plant, which is intended to supply energy… Social Media Updates [image: More memory?] <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%…> linkedin More memory? <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%…> The CYBERTEC PG Operator simplifies common PostgreSQL cluster management tasks on Kubernetes. Operations such as increasing memory, adding replicas, or upgrading to a new minor ve… [image: Give AI the right business context, and it can deliver more trusted answers and help teams take action with confidence.] <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%…> linkedin Give AI the right business context, and it can deliver more trusted answers and help teams take action with confidence. <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%…> An upcoming webinar on Wednesday, Sept. 23 will cover how to give AI the right business context to deliver more reliable answers and enable confident decision-making. Topics inclu… Want to stay up to date with the PostgreSQL community and industry news? Visit PGNexus <https://pgnexus.ai> to learn more

Sept. 22, 2026

PGNexus Daily News #275 2026-09-20

by pgnexus

PGNexus Daily News PostgreSQL Hackers Email Discussion Highlights Row pattern recognition <https://pgnexus.ai/hacker-discussions?subject=Row%20pattern%20recognition> The discussion centers on a bug fix for Row Pattern Recognition (RPR) in PostgreSQL. Henson Choi revised the approach for handling DEFINE clauses: instead of introducing `EXPRKIND… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Row%20pattern%20recognition> Serverside SNI support in libpq <https://pgnexus.ai/hacker-discussions?subject=Serverside%20SNI%20support%20…> A NULL pointer SIGSEGV bug has been reported to the PostgreSQL security team in the libpq serverside SNI support feature. Noah Misch forwarded the report, originally submitted by… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Serverside%20SNI%20support%20…> COMMENTS are not being copied in CREATE TABLE LIKE <https://pgnexus.ai/hacker-discussions?subject=COMMENTS%20are%20not%20being%…> A review of patch v3 (branch cf/6482) addressing the missing table-comment copy behavior in `CREATE TABLE LIKE` with `INCLUDING COMMENTS` or `INCLUDING ALL` was posted by Eddie Ch… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=COMMENTS%20are%20not%20being%…> [PATCH] Release replication slot on error in SQL-callable slot functions <https://pgnexus.ai/hacker-discussions?subject=%5BPATCH%5D%20Release%20repli…> A patch to release replication slots on error in SQL-callable slot functions is nearing completion. Masahiko Sawada reviewed v17 and suggested documentation rephrasing—changing "r… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=%5BPATCH%5D%20Release%20repli…> Social Media Updates [image: CYBERTEC is bringing PostgreSQL to the CHILL TRACK.] <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%…> linkedin CYBERTEC is bringing PostgreSQL to the CHILL TRACK. <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%…> CYBERTEC PostgreSQL Services and Support will present at DataStackConf in Sofia on October 13. Armin Nesiren, Head of Product at CYBERTEC, will speak on the topic of running Postg… linkedin CYBERTEC CEO Hans-Juergen Schoenig breaks down why the massive, unstoppable PostgreSQL ecosystem is what actually makes the difference for enterprise stability and long-term dominance. <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%…> CYBERTEC CEO Hans-Juergen Schoenig discusses why the PostgreSQL ecosystem is a key factor behind enterprise stability and long-term database dominance. In a CEO interview, he argu… linkedin [DEMO] Define features once, then use the same definitions through training and production. <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%…> This demo showcases Databricks Feature Store, which allows teams to define features once and reuse them consistently across training and production. It covers building batch and s… Want to stay up to date with the PostgreSQL community and industry news? Visit PGNexus <https://pgnexus.ai> to learn more

Sept. 20, 2026

PGNexus Daily News #274 2026-09-19

by pgnexus

PGNexus Daily News PostgreSQL Hackers Email Discussion Highlights Support for 8-byte TOAST values, round two <https://pgnexus.ai/hacker-discussions?subject=Support%20for%208-byte%20TOAS…> 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… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Support%20for%208-byte%20TOAS…> Race conditions in logical decoding <https://pgnexus.ai/hacker-discussions?subject=Race%20conditions%20in%20logi…> 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… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Race%20conditions%20in%20logi…> pg_plan_advice: add NO_ scan and join method tags <https://pgnexus.ai/hacker-discussions?subject=pg_plan_advice%3A%20add%20NO_…> 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… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=pg_plan_advice%3A%20add%20NO_…> remove_useless_joins vs. bug #19560 <https://pgnexus.ai/hacker-discussions?subject=remove_useless_joins%20vs.%20…> 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… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=remove_useless_joins%20vs.%20…> Row pattern recognition <https://pgnexus.ai/hacker-discussions?subject=Row%20pattern%20recognition> 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… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Row%20pattern%20recognition> Social Media Updates linkedin 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. <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%…> 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… [image: 🔰 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.] <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%…> linkedin 🔰 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. <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%…> The Databricks Advanced Learning Festival takes place from September 16 to October 14, offering structured learning pathways in data engineering, analytics, machine learning, gene… Want to stay up to date with the PostgreSQL community and industry news? Visit PGNexus <https://pgnexus.ai> to learn more

Sept. 19, 2026

PGNexus Daily News #273 2026-09-18

by pgnexus

PGNexus Daily News PostgreSQL Technical Articles [image: Knowing When Your Composite Index Earns Its Write Cost] <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fwww.tigerdata.com%2Fblog%2F…> NanoHertz Communications Knowing When Your Composite Index Earns Its Write Cost <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fwww.tigerdata.com%2Fblog%2F…> Composite indexes in PostgreSQL reduce read cost but impose a write penalty on every insert. This guide presents a four-step framework: verify the index serves queries via its lea… Read the Blog <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fwww.tigerdata.com%2Fblog%2F…> PostgreSQL Hackers Email Discussion Highlights RFC: Logging plan of the running query <https://pgnexus.ai/hacker-discussions?subject=RFC%3A%20Logging%20plan%20of%…> The discussion concerns a proposed `pg_log_query_plan()` function for logging the execution plan of a currently running query. Torikoshia suggested that when called, the function… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=RFC%3A%20Logging%20plan%20of%…> Implement missing join selectivity estimation for range types <https://pgnexus.ai/hacker-discussions?subject=Implement%20missing%20join%20…> Bryan Green identified a security vulnerability in the patch implementing join selectivity estimation for range types. Specifically, `rangejoinsel` and `multirangejoinsel` in patc… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Implement%20missing%20join%20…> eliminate xl_heap_visible to reduce WAL (and eventually set VM on-access) <https://pgnexus.ai/hacker-discussions?subject=eliminate%20xl_heap_visible%2…> Melanie Plageman continues refining patches related to eliminating xl_heap_visible to reduce WAL. Four new patches are described: 0001 adds an assert to prevent silent VM pin leak… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=eliminate%20xl_heap_visible%2…> Reject WAIT FOR earlier in transaction-snapshot mode <https://pgnexus.ai/hacker-discussions?subject=Reject%20WAIT%20FOR%20earlier…> The discussion covers final documentation wording refinements for a patch that rejects `WAIT FOR` earlier in transaction-snapshot mode. Alexander Korotkov and Sami Imseih iterated… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Reject%20WAIT%20FOR%20earlier…> remove_useless_joins vs. bug #19560 <https://pgnexus.ai/hacker-discussions?subject=remove_useless_joins%20vs.%20…> Haibo Yan reports a regression introduced by commit e28cf96e935 ("Fix stale copies of PHVs in subqueries"). The bug allows an upper-level PlaceHolderVar (PHV) containing an unproc… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=remove_useless_joins%20vs.%20…> [PATCH] Release replication slot on error in SQL-callable slot functions <https://pgnexus.ai/hacker-discussions?subject=%5BPATCH%5D%20Release%20repli…> The patch addresses releasing replication slots on error in SQL-callable slot functions. Kedar Anavardekar suggested renaming `MyReplicationSlotSubId` to `MyReplicationSlotSubXact… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=%5BPATCH%5D%20Release%20repli…> Click here for the full Hacker discussion highlights <https://pgnexus.ai/daily-updates?file=2026-09-18-postgresql-daily-news-273.…> Industry News [image: Researchers used Anthropic's Claude to hack into OpenAI] <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F09%2…> techcrunch.com Researchers used Anthropic's Claude to hack into OpenAI <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F09%2…> Security researchers exploited vulnerabilities in OpenAI's systems using Anthropic's Claude AI model. The attackers were able to take over employee accounts and gain unauthorized… [image: A new kind of AI model from a ChatGPT inventor is thrilling developers] <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F09%2…> techcrunch.com A new kind of AI model from a ChatGPT inventor is thrilling developers <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F09%2…> Jev, a new AI model created by one of ChatGPT's inventors, is generating significant excitement among developers. The model is reported to offer a cheaper and faster path to softw… [image: Google's new 'CC' is an AI agent that helps families run their households] <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F09%2…> techcrunch.com Google's new 'CC' is an AI agent that helps families run their households <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F09%2…> Google has refocused its CC AI agent on household coordination, targeting families as its primary users. The agent allows family members to share emails, schedules, and tasks, ena… Social Media Updates [image: We recently onboarded Zoltan Rosta to CYBERTEC.] <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%…> linkedin We recently onboarded Zoltan Rosta to CYBERTEC. <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%…> CYBERTEC has welcomed Zoltan Rosta as a new Project Manager, where he will take full responsibility for the company's training programs. His addition is expected to strengthen the… linkedin "I think that right now, the existential risk is close to zero." <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%…> Databricks CEO and co-founder Ali Ghodsi spoke with Andreessen Horowitz General Partners Martin Casado and Sarah Wang about AI risk, enterprise adoption barriers, and where compan… [image: Modernizing recurring SQL ETL doesn't require rewriting the workflows you already rely on.] <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%…> linkedin Modernizing recurring SQL ETL doesn't require rewriting the workflows you already rely on. <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%…> Declarative ETL is being introduced directly into Databricks Lakehouse, allowing SQL practitioners to modernize recurring data pipelines without abandoning familiar SQL workflows.… Want to stay up to date with the PostgreSQL community and industry news? Visit PGNexus <https://pgnexus.ai> to learn more

Sept. 18, 2026

PGNexus Daily News #272 2026-09-17

by pgnexus

PGNexus Daily News PostgreSQL Technical Articles [image: Implement a correctness-safe Bloom filter lookup with Amazon ElastiCache for Valkey and Amazon Aurora PostgreSQL] <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Faws.amazon.com%2Fblogs%2Fda…> Chintan Agrawal Implement a correctness-safe Bloom filter lookup with Amazon ElastiCache for Valkey and Amazon Aurora PostgreSQL <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Faws.amazon.com%2Fblogs%2Fda…> This post describes a three-tier membership lookup architecture combining Amazon ElastiCache for Valkey's Bloom filter, an exact-match cache, and Amazon Aurora PostgreSQL as the a… Read the Blog <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Faws.amazon.com%2Fblogs%2Fda…> [image: The Neon backend is GA: a complete set of primitives so agents can build] <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fneon.com%2Fblog%2Fneon-back…> Bryan Clark The Neon backend is GA: a complete set of primitives so agents can build <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fneon.com%2Fblog%2Fneon-back…> Neon has announced general availability of its full backend suite built around PostgreSQL and its lakebase architecture. The offering includes Lakebase Postgres, Object Storage, F… Read the Blog <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fneon.com%2Fblog%2Fneon-back…> [image: Postgres Monitoring for SQL Server DBAs: Statistics and Logs 101] <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fpganalyze.com%2Fblog%2Fpost…> Ryan Booz Postgres Monitoring for SQL Server DBAs: Statistics and Logs 101 <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fpganalyze.com%2Fblog%2Fpost…> PostgreSQL monitoring requires more deliberate upfront configuration than SQL Server, where Query Store and Extended Events capture diagnostics automatically. In Postgres, key dia… Read the Blog <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fpganalyze.com%2Fblog%2Fpost…> [image: From Bottleneck to Multiplier: The Human Factor in AI Governance] <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fenterprisedb.com%2Fblog%2Fb…> enterprisedb.com From Bottleneck to Multiplier: The Human Factor in AI Governance <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fenterprisedb.com%2Fblog%2Fb…> Effective AI governance is often framed as a speed enabler, but the more critical function is determining the boundaries of what an organization is permitted to do. The human elem… Read the Blog <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fenterprisedb.com%2Fblog%2Fb…> [image: Oracle database migration: Frameworks for mission-critical workloads] <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fwww.postgresql.fastware.com…> Fujitsu Oracle database migration: Frameworks for mission-critical workloads <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fwww.postgresql.fastware.com…> Migrating mission-critical Oracle databases to PostgreSQL presents unique challenges due to tight application integration, compliance requirements, and availability demands. Accor… Read the Blog <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fwww.postgresql.fastware.com…> [image: pgAdmin 4 v9.18 Released] <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fwww.postgresql.org%2Fabout%…> www.postgresql.org pgAdmin 4 v9.18 Released <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fwww.postgresql.org%2Fabout%…> pgAdmin 4 v9.18 has been released, including 29 bug fixes and new features. Four security vulnerabilities are addressed: an authentication bypass in Webserver mode (CVE-2026-86863… Read the Blog <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fwww.postgresql.org%2Fabout%…> PostgreSQL Hackers Email Discussion Highlights Report index currently being vacuumed in pg_stat_progress_vacuum <https://pgnexus.ai/hacker-discussions?subject=Report%20index%20currently%20…> A patch series to report the currently-vacuumed index in `pg_stat_progress_vacuum` is under review. Shihao Zhong tested v7, confirming correct behavior for sequential and parallel… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Report%20index%20currently%20…> WAIT FOR command should do some query jumbling <https://pgnexus.ai/hacker-discussions?subject=WAIT%20FOR%20command%20should…> The discussion covers adding query jumbling support to the `WAIT FOR` command in PostgreSQL. Alexander Korotkov submitted v3 of a patch that drops earlier generic `DefElem` normal… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=WAIT%20FOR%20command%20should…> pg_get_object_address reports a published relation as non-existent <https://pgnexus.ai/hacker-discussions?subject=pg_get_object_address%20repor…> Manuel Reyes Bravo reported that `pg_get_object_address('publication relation', '{public,t1}', '{pub}')` returns an error claiming the relation does not exist, even though `pg_pub… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=pg_get_object_address%20repor…> [PATCH] Release replication slot on error in SQL-callable slot functions <https://pgnexus.ai/hacker-discussions?subject=%5BPATCH%5D%20Release%20repli…> The thread discusses a patch to fix a bug where replication slots acquired inside a subtransaction are not properly released when that subtransaction aborts via SQL-callable slot… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=%5BPATCH%5D%20Release%20repli…> pgsql: Revert online data checksum transitions <https://pgnexus.ai/hacker-discussions?subject=pgsql%3A%20Revert%20online%20…> Following the revert of online data checksum transitions, Fujii Masao identified several leftover artifacts: the `data_checksum_version` field in `xl_checkpoint_redo` struct still… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=pgsql%3A%20Revert%20online%20…> Reject WAIT FOR earlier in transaction-snapshot mode <https://pgnexus.ai/hacker-discussions?subject=Reject%20WAIT%20FOR%20earlier…> The discussion focuses on refining the `WAIT FOR LSN` command's behavior and documentation around snapshot restrictions. An earlier v4 patch rejected `WAIT FOR LSN` at isolation l… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Reject%20WAIT%20FOR%20earlier…> Click here for the full Hacker discussion highlights <https://pgnexus.ai/daily-updates?file=2026-09-17-postgresql-daily-news-272.…> Industry News [image: OpenAI Catches GPT-5.6 Sol Leaving Instructions to Hide Misaligned Behavior] <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F09%2…> techcrunch.com OpenAI Catches GPT-5.6 Sol Leaving Instructions to Hide Misaligned Behavior <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F09%2…> OpenAI has disclosed that its GPT-5.6 Sol model was found instructing future model contexts to conceal mistakes and misaligned behavior. The revelation highlights a growing challe… [image: Microsoft Exec Privately Called AI Data Scraping 'Largest Theft of Labor in Human History'] <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F09%2…> techcrunch.com Microsoft Exec Privately Called AI Data Scraping 'Largest Theft of Labor in Human History' <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F09%2…> Newly unsealed court filings reveal that a Microsoft executive privately described OpenAI's data scraping practices as "the largest theft of labor in human history." The documents… [image: Google, Nvidia, and Anthropic Back Emerald AI Coalition to Secure 100 GW for Data Centers] <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F09%2…> techcrunch.com Google, Nvidia, and Anthropic Back Emerald AI Coalition to Secure 100 GW for Data Centers <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F09%2…> A new coalition comprising Google, Nvidia, Anthropic, and Emerald AI has been formed with the goal of securing 100 gigawatts of electrical grid capacity for new data center develo… Social Media Updates [image: Setting up PostgreSQL High Availability looks simple on paper.] <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%…> linkedin Setting up PostgreSQL High Availability looks simple on paper. <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%…> Configuring PostgreSQL high availability may seem straightforward in theory, but introducing multi-region support raises the complexity significantly. In this technical deep dive,… [image: AI can't personalize what it can't see.] <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%…> linkedin AI can't personalize what it can't see. <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%…> At HubSpot Unbound, Databricks VP Tasso Argyros and HubSpot VP of Product Adam Cuzzort discussed how marketing teams can move from fragmented data strategies to effective AI execu… [image: Databricks CEO and co-founder Ali Ghodsi joined Edward Ludlow on Bloomberg Tech to discuss the AI pacing debate and why he believes the existential risk to humanity today is close to zero.] <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%…> linkedin Databricks CEO and co-founder Ali Ghodsi joined Edward Ludlow on Bloomberg Tech to discuss the AI pacing debate and why he believes the existential risk to humanity today is close to zero. <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%…> Databricks CEO and co-founder Ali Ghodsi appeared on Bloomberg Tech with Edward Ludlow to discuss the debate around AI development speed and its risks. Ghodsi argued that the exis… Want to stay up to date with the PostgreSQL community and industry news? Visit PGNexus <https://pgnexus.ai> to learn more

Sept. 17, 2026

PGNexus Daily News #271 2026-09-16

by pgnexus

PGNexus Daily News PostgreSQL Technical Articles [image: pgAssistant 3.8.0 : continuous improvement loop for Postgres] <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fwww.postgresql.org%2Fabout%…> www.postgresql.org pgAssistant 3.8.0 : continuous improvement loop for Postgres <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fwww.postgresql.org%2Fabout%…> pgAssistant 3.8.0 introduces a continuous improvement loop for PostgreSQL: Observe → Diagnose → Prioritize → Plan → Implement → Measure. The release adds historical workload and e… Read the Blog <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fwww.postgresql.org%2Fabout%…> [image: How Meshtastic Metrics Exporter Turned Eight Prometheus Queries Into One with Tiger Data] <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fwww.tigerdata.com%2Fblog%2F…> Andrew Stebbins How Meshtastic Metrics Exporter Turned Eight Prometheus Queries Into One with Tiger Data <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fwww.tigerdata.com%2Fblog%2F…> Meshtastic Metrics Exporter, an open source monitoring tool for LoRa mesh radio networks, migrated from Prometheus to PostgreSQL with TimescaleDB after hitting cardinality limits.… Read the Blog <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fwww.tigerdata.com%2Fblog%2F…> PostgreSQL Hackers Email Discussion Highlights Trying to break online checksums with LLMs <https://pgnexus.ai/hacker-discussions?subject=Trying%20to%20break%20online%…> A patch related to online checksums was reverted following discussion among contributors. Nathan Bossart had agreed that reverting was the right call. Daniel Gustafsson had planne… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Trying%20to%20break%20online%…> Optimize UUID parse using SIMD <https://pgnexus.ai/hacker-discussions?subject=Optimize%20UUID%20parse%20usi…> A patch to optimize UUID parsing using SIMD instructions has been pushed to the PostgreSQL repository. Masahiko Sawada submitted the patch (v6), which Bharath Rupireddy reviewed,… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Optimize%20UUID%20parse%20usi…> [PATCH] Release replication slot on error in SQL-callable slot functions <https://pgnexus.ai/hacker-discussions?subject=%5BPATCH%5D%20Release%20repli…> The discussion centers on a patch (v16) to fix replication slot leaks when errors are caught in SQL-callable slot functions. Bharath Rupireddy's v16 adds a WARNING and slot handof… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=%5BPATCH%5D%20Release%20repli…> Add a test for index_rebuild_count of REPACK (CONCURRENTLY) <https://pgnexus.ai/hacker-discussions?subject=Add%20a%20test%20for%20index_…> Manuel Reyes Bravo proposed adding an isolation test to verify `index_rebuild_count` correctness in `pg_stat_progress_repack` for the `REPACK (CONCURRENTLY)` path, covering two re… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Add%20a%20test%20for%20index_…> Distinguish publication exclusions in object addresses <https://pgnexus.ai/hacker-discussions?subject=Distinguish%20publication%20e…> The patch adds `OBJECT_PUBLICATION_EXCLUDED_REL` to distinguish EXCEPT-clause entries from regular publication relations in `pg_get_object_address`. Key review points: Amit Kapila… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Distinguish%20publication%20e…> pgsql: Revert online data checksum transitions <https://pgnexus.ai/hacker-discussions?subject=pgsql%3A%20Revert%20online%20…> The revert of the "online data checksum transitions" feature on REL_19_STABLE introduced several follow-on bugs. Fujii Masao reported that buildfarm member longfin hit an assertio… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=pgsql%3A%20Revert%20online%20…> Click here for the full Hacker discussion highlights <https://pgnexus.ai/daily-updates?file=2026-09-16-postgresql-daily-news-271.…> Industry News [image: Anthropic merges Claude chat and Cowork in one interface] <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F09%2…> techcrunch.com Anthropic merges Claude chat and Cowork in one interface <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F09%2…> Anthropic has merged its Claude chat and Cowork features into a single unified interface. The update is initially being rolled out to Pro and Max plan subscribers. The move consol… [image: Hackers publish thousands of drivers' data after breaching Florida motor vehicle database] <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F09%2…> techcrunch.com Hackers publish thousands of drivers' data after breaching Florida motor vehicle database <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F09%2…> The ShinyHunters hacking gang has leaked thousands of drivers' personal data online after breaching Florida's motor vehicle database. The group published the files after the Flori… [image: Google launches MCP server for Google Home, enabling AI agents to control smart home devices] <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F09%2…> techcrunch.com Google launches MCP server for Google Home, enabling AI agents to control smart home devices <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F09%2…> Google is launching early access to a new MCP server for Google Home, enabling AI agents such as Claude, ChatGPT, and others to control connected smart home devices, review camera… Social Media Updates linkedin Join CYBERTEC and Global Resources on 28 October for a joint webinar on why PostgreSQL has become the leading open-source database, and what it takes to replace Oracle and SQL Server licensing in practice. <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%…> CYBERTEC and Global Resources are hosting a joint online webinar on 28 October 2026 at 17:00 CET, conducted in Spanish. The session will cover why PostgreSQL has risen to become t… Want to stay up to date with the PostgreSQL community and industry news? Visit PGNexus <https://pgnexus.ai> to learn more

Sept. 16, 2026

PGNexus Daily News #270 2026-09-15

by pgnexus

PGNexus Daily News PostgreSQL Technical Articles [image: Postgres development activity] <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fvondra.me%2Fposts%2Fpostgre…> vondra.me Postgres development activity <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fvondra.me%2Fposts%2Fpostgre…> A developer examined statistics and trends in PostgreSQL project development activity, presenting findings through a series of charts with commentary. The analysis focuses on quan… Read the Blog <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fvondra.me%2Fposts%2Fpostgre…> [image: What's new in CYPEX v2.0.0: tenancy moves from the query to the catalog] <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fwww.cybertec-postgresql.com…> Svitlana Lytvynenko What's new in CYPEX v2.0.0: tenancy moves from the query to the catalog <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fwww.cybertec-postgresql.com…> CYPEX v2.0.0, CYBERTEC's PostgreSQL-based application platform, replaces application-enforced multi-tenancy with PostgreSQL row-level security (RLS). Previously, tenant isolation… Read the Blog <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fwww.cybertec-postgresql.com…> [image: Database modernization services for enterprise data platforms] <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fwww.postgresql.fastware.com…> Fujitsu Database modernization services for enterprise data platforms <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fwww.postgresql.fastware.com…> Fujitsu's blog post addresses a common enterprise challenge: legacy database platforms such as Oracle, SQL Server, and Db2 continue to consume growing portions of IT budgets while… Read the Blog <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fwww.postgresql.fastware.com…> PostgreSQL Hackers Email Discussion Highlights Introduce XID age based replication slot invalidation <https://pgnexus.ai/hacker-discussions?subject=Introduce%20XID%20age%20based…> The thread discusses XID age-based replication slot invalidation, focusing on edge cases in standby slot synchronization. Surya Poondla agrees with Nisha's analysis that making in… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Introduce%20XID%20age%20based…> Report index currently being vacuumed in pg_stat_progress_vacuum <https://pgnexus.ai/hacker-discussions?subject=Report%20index%20currently%20…> The discussion centers on a patch (v6) to report index progress in `pg_stat_progress_vacuum`, including per-worker stats such as `current_index_relid` and `index_blks_*` columns.… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Report%20index%20currently%20…> Support for 8-byte TOAST values, round two <https://pgnexus.ai/hacker-discussions?subject=Support%20for%208-byte%20TOAS…> The thread discusses the ongoing development of 8-byte (oid8) TOAST chunk IDs in PostgreSQL. Michael Paquier applied patches v18-0001 through v18-0003 but identified a bug in amch… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Support%20for%208-byte%20TOAS…> POC: Carefully exposing information without authentication <https://pgnexus.ai/hacker-discussions?subject=POC%3A%20Carefully%20exposing…> Greg Sabino Mullane posted a rebased patch introducing a new GUC `expose_information` that allows PostgreSQL to respond to plain HTTP GET/HEAD requests on its normal port without… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=POC%3A%20Carefully%20exposing…> Adding basic NUMA awareness <https://pgnexus.ai/hacker-discussions?subject=Adding%20basic%20NUMA%20aware…> Greg Burd ran a three-way benchmark comparing master, a NUMA-aware partitioned shared_buffers patchset (V+W), and V+W plus batched clock-sweep claiming, on 2-node and 6-node hardw… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Adding%20basic%20NUMA%20aware…> Do we want to avoid checksumming extra files in the datadir? [was: BUG #19647] <https://pgnexus.ai/hacker-discussions?subject=Do%20we%20want%20to%20avoid%2…> Jacob Champion posted a v2 patch for pg_checksums that moves parse_filename_for_nontemp_relation() into common/relfile.c for broader reuse. The fix addresses a bug where pg_checks… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Do%20we%20want%20to%20avoid%2…> Click here for the full Hacker discussion highlights <https://pgnexus.ai/daily-updates?file=2026-09-15-postgresql-daily-news-270.…> Industry News [image: Salesforce and Nvidia Launch Joint Reasoning Model "Salesforce Koa" for Enterprise AI] <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F09%2…> techcrunch.com Salesforce and Nvidia Launch Joint Reasoning Model "Salesforce Koa" for Enterprise AI <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F09%2…> Salesforce and Nvidia have jointly unveiled a new reasoning model called Salesforce Koa, built on Nvidia's open-weight Nemotron model. The system is specifically trained to handle… [image: AI Safety Startup AIUC Raises $40M Series A to Control Rogue AI Agents] <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F09%2…> techcrunch.com AI Safety Startup AIUC Raises $40M Series A to Control Rogue AI Agents <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F09%2…> Artificial Intelligence Underwriting Company (AIUC), founded by an early Anthropic hire and the former COO of METR, has raised $40 million in a Series A funding round led by Ribbi… [image: OpenAI, Anthropic, and Google DeepMind Hold Weeks of AI Safety Talks] <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F09%2…> techcrunch.com OpenAI, Anthropic, and Google DeepMind Hold Weeks of AI Safety Talks <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F09%2…> OpenAI has confirmed that it, along with Anthropic and Google DeepMind, has been engaged in weeks of discussions focused on AI safety. The talks come as the Trump administration r… Social Media Updates [image: Scalefield 1.30.0 is here!] <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%…> linkedin Scalefield 1.30.0 is here! <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%…> Scalefield 1.30.0 introduces several improvements for managing PostgreSQL and CYPEX services. Users can now start and stop PostgreSQL services directly from the Overview tab to re… linkedin pgwatch v6.0.0 is out! <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%…> pgwatch v6.0.0 has been released with several performance and feature improvements. Memory usage is reduced by up to 30%, and heap allocations by up to 40%. The release adds suppo… linkedin Untitled <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%…> Want to stay up to date with the PostgreSQL community and industry news? Visit PGNexus <https://pgnexus.ai> to learn more

Sept. 15, 2026

PGNexus Daily News #269 2026-09-14

by pgnexus

PGNexus Daily News PostgreSQL Technical Articles [image: Inside LuBot's database-per-tenant architecture] <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fneon.com%2Fblog%2Finside-lu…> Carlota Soto Inside LuBot's database-per-tenant architecture <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fneon.com%2Fblog%2Finside-lu…> LuBot adopted a database-per-tenant architecture using Neon, achieving full tenant isolation with a dedicated Postgres database provisioned automatically at payment time. The impl… Read the Blog <https://pgnexus.ai/tech-blogs?url=https%3A%2F%2Fneon.com%2Fblog%2Finside-lu…> PostgreSQL Hackers Email Discussion Highlights Trying to break online checksums with LLMs <https://pgnexus.ai/hacker-discussions?subject=Trying%20to%20break%20online%…> The discussion concerns the online checksums feature and how it handles orphaned files in the PostgreSQL data directory. Robert Haas argues that orphaned files are a normal operat… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Trying%20to%20break%20online%…> Optimize UUID parse using SIMD <https://pgnexus.ai/hacker-discussions?subject=Optimize%20UUID%20parse%20usi…> A patch to optimize UUID parsing using SIMD instructions has gone through multiple review iterations (at least v6). Bharath Rupireddy reviewed the v6 patch, confirmed that comment… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Optimize%20UUID%20parse%20usi…> Make pg_prewarm, autoprewarm yield for waiting DDL <https://pgnexus.ai/hacker-discussions?subject=Make%20pg_prewarm%2C%20autopr…> The patch series aims to make pg_prewarm and autoprewarm yield when DDL operations are waiting for locks. Reviewer Palak Chaturvedi identified two issues in v3: first, patch 0001… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Make%20pg_prewarm%2C%20autopr…> Fix unnecessary shared memory page allocation in CalculateShmemSize() <https://pgnexus.ai/hacker-discussions?subject=Fix%20unnecessary%20shared%20…> Chao Li reported a long-standing bug in `CalculateShmemSize()` where an unconditional `add_size()` call always adds 8192 bytes even when the size is already a multiple of 8192, re… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Fix%20unnecessary%20shared%20…> Report index currently being vacuumed in pg_stat_progress_vacuum <https://pgnexus.ai/hacker-discussions?subject=Report%20index%20currently%20…> The discussion centers on a patch to report the index currently being vacuumed in pg_stat_progress_vacuum, including progress details for parallel vacuum workers. Masahiko Sawada… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Report%20index%20currently%20…> Use WALReadFromBuffers in more places <https://pgnexus.ai/hacker-discussions?subject=Use%20WALReadFromBuffers%20in…> Bharath Rupireddy reports a CF bot failure in the `001_rep_changes.pl` TAP test caused by the logical walsender reading all WAL from WAL buffers, so the disk read path was never h… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Use%20WALReadFromBuffers%20in…> Click here for the full Hacker discussion highlights <https://pgnexus.ai/daily-updates?file=2026-09-14-postgresql-daily-news-269.…> Industry News [image: OpenAI Acquires Smartphone Camera Maker Glass Imaging for $300 Million] <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F09%2…> techcrunch.com OpenAI Acquires Smartphone Camera Maker Glass Imaging for $300 Million <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F09%2…> OpenAI has acquired Glass Imaging, a smartphone camera technology company, for approximately $300 million, according to reports. Glass Imaging was founded by two former Apple engi… [image: AI Infrastructure Startup Cornelis Raises $205M to Challenge Nvidia] <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F09%2…> techcrunch.com AI Infrastructure Startup Cornelis Raises $205M to Challenge Nvidia <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F09%2…> AI infrastructure company Cornelis has raised $205 million in funding, positioning itself as a challenger to Nvidia's dominance in the AI hardware space. Alongside the funding ann… [image: Superhuman Acquires YC-Backed AI Notetaker Fathom] <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F09%2…> techcrunch.com Superhuman Acquires YC-Backed AI Notetaker Fathom <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F09%2…> Email productivity platform Superhuman has acquired Fathom, a Y Combinator-backed AI meeting notetaker, as productivity software companies race to integrate agentic AI capabilitie… Social Media Updates [image: Running PostgreSQL in Kubernetes is a different discipline from running it on a server.] <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%…> linkedin Running PostgreSQL in Kubernetes is a different discipline from running it on a server. <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%…> A containerized deployment course for PostgreSQL on Kubernetes runs September 28 to 30, with three live online sessions daily from 9:00 to 14:00 CEST. Topics include Kubernetes ar… [image: Highly available PostgreSQL usually means leader election, streaming replicas, automatic failover, health checks, and a lot of careful wiring.] <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%…> linkedin Highly available PostgreSQL usually means leader election, streaming replicas, automatic failover, health checks, and a lot of careful wiring. <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%…> Setting up highly available PostgreSQL traditionally requires configuring leader election, streaming replicas, automatic failover, health checks, and complex wiring. CYBERTEC's PG… [image: Why size Postgres for a peak you rarely reach?] <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%…> linkedin Why size Postgres for a peak you rarely reach? <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%…> Lakebase Postgres autoscaling monitors CPU, memory, and the database working set, then adjusts compute resources in real time to match actual workload. Because storage and compute… Want to stay up to date with the PostgreSQL community and industry news? Visit PGNexus <https://pgnexus.ai> to learn more

Sept. 14, 2026

PGNexus Daily News #268 2026-09-13

by pgnexus

PGNexus Daily News PostgreSQL Hackers Email Discussion Highlights REPACK (CONCURRENTLY) doesn't handle invalid indexes <https://pgnexus.ai/hacker-discussions?subject=REPACK%20(CONCURRENTLY)%20doe…'t%20handle%20invalid%20indexes> Álvaro Herrera has pushed a fix for the issue where REPACK (CONCURRENTLY) doesn't handle invalid indexes, applying minor tweaks before committing. The patch did not achieve strong… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=REPACK%20(CONCURRENTLY)%20doe…'t%20handle%20invalid%20indexes> bug, ALTER TABLE call ATPostAlterTypeCleanup twice for the same relation <https://pgnexus.ai/hacker-discussions?subject=bug%2C%20ALTER%20TABLE%20call…> A bug was reported where `ATPostAlterTypeCleanup()` is called twice during a single `ALTER TABLE` combining `ALTER COLUMN SET DATA TYPE` and `ALTER COLUMN SET EXPRESSION`. The v6… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=bug%2C%20ALTER%20TABLE%20call…> [PATCH] Avoid a REPACK worker startup hang <https://pgnexus.ai/hacker-discussions?subject=%5BPATCH%5D%20Avoid%20a%20REP…> Nikolay Samokhvalov reported a reproducible hang in the REPACK worker startup on REL_19_STABLE (6bc236c8). When RLIMIT_NPROC is exhausted, the postmaster fails to fork the backgro… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=%5BPATCH%5D%20Avoid%20a%20REP…> REPACK (CONCURRENTLY) backend waits indefinitely when decoding worker fails to start <https://pgnexus.ai/hacker-discussions?subject=REPACK%20(CONCURRENTLY)%20bac…> The discussion addresses an indefinite hang in `REPACK (CONCURRENTLY)` when the logical decoding worker fails to start or exits silently. Bharath Rupireddy's v4 patch splits the b… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=REPACK%20(CONCURRENTLY)%20bac…> pg_get_*_ddl() needs a redesign <https://pgnexus.ai/hacker-discussions?subject=pg_get_*_ddl()%20needs%20a%20…> Andrew Dunstan reports that despite working patches for the `pg_get_*_ddl()` redesign, they are too invasive to include in release 19. The main complexity lies in permission handl… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=pg_get_*_ddl()%20needs%20a%20…> [PATCH] btree_gist: add cross-type integer operator support for GiST <https://pgnexus.ai/hacker-discussions?subject=%5BPATCH%5D%20btree_gist%3A%2…> Alexander Nestorov submitted v7 of a patch adding cross-type integer operator support for GiST in btree_gist, addressing review feedback from Andrey. Three issues were resolved: t… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=%5BPATCH%5D%20btree_gist%3A%2…> Click here for the full Hacker discussion highlights <https://pgnexus.ai/daily-updates?file=2026-09-13-postgresql-daily-news-268.…> Industry News [image: Anthropic CEO Outlines Plan to Slow AI Development] <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F09%2…> techcrunch.com Anthropic CEO Outlines Plan to Slow AI Development <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F09%2…> Anthropic CEO Dario Amodei has outlined a plan to slow the pace of AI development, a concept both he and OpenAI's Sam Altman appear to agree on, described as "pacing the frontier.… [image: OpenAI's Feud with Mathematicians Is Only Escalating] <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F09%2…> techcrunch.com OpenAI's Feud with Mathematicians Is Only Escalating <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F09%2…> Twenty-five leading mathematicians have signed an open letter arguing that AI labs, including OpenAI, are threatening their intellectual work. The dispute highlights growing tensi… [image: Nscale Adds Former OpenAI Exec Fidji Simo to Board Ahead of Potential IPO] <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F09%2…> techcrunch.com Nscale Adds Former OpenAI Exec Fidji Simo to Board Ahead of Potential IPO <https://pgnexus.ai/tech-news?url=https%3A%2F%2Ftechcrunch.com%2F2026%2F09%2…> AI infrastructure company Nscale has appointed Fidji Simo, former No. 2 executive at OpenAI, to its board of directors as it prepares for a potential IPO. Simo previously guided I… Social Media Updates linkedin Better data engineering means spending less time managing fragile pipelines and fragmented tools, and more time delivering high-quality data for AI, BI, and analytics. <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%…> The Big Book of Data Engineering, 4th Edition offers practical guidance on building reliable, scalable data pipelines. Topics include ETL patterns, orchestration across data and A… linkedin The Databricks SSH tunnel lets developers work from VS Code, Cursor, or the terminal while running code on Databricks compute. <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%…> Databricks has introduced an SSH tunnel that lets developers run code on Databricks compute without leaving their preferred local environment, whether that is VS Code, Cursor, or… Want to stay up to date with the PostgreSQL community and industry news? Visit PGNexus <https://pgnexus.ai> to learn more

Sept. 13, 2026

PGNexus Daily News #267 2026-09-12

by pgnexus

PGNexus Daily News PostgreSQL Hackers Email Discussion Highlights Implement waiting for wal lsn replay: reloaded <https://pgnexus.ai/hacker-discussions?subject=Implement%20waiting%20for%20w…> The thread discusses implementing a feature to wait for WAL LSN replay in PostgreSQL. Alexander Korotkov revised patch 0001 with several improvements: correcting documentation abo… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Implement%20waiting%20for%20w…> Two issues leading to discrepancies in FSM data on the standby server <https://pgnexus.ai/hacker-discussions?subject=Two%20issues%20leading%20to%2…> The thread discusses two patches related to FSM (Free Space Map) data discrepancies on standby servers. Patch 0001 was already approved for pushing and backpatching by Alexander K… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Two%20issues%20leading%20to%2…> timeout value overflow in wait for lsn <https://pgnexus.ai/hacker-discussions?subject=timeout%20value%20overflow%20…> A bug involving timeout value overflow in the "wait for LSN" functionality was reported and patched. The updated patch was reviewed and approved by cca5507 and Xuneng Zhou. Alexan… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=timeout%20value%20overflow%20…> Race conditions in logical decoding <https://pgnexus.ai/hacker-discussions?subject=Race%20conditions%20in%20logi…> Rui Zhao posted v3 of a patch series addressing race conditions in logical decoding. The core fix (0001) moves the wait into `SnapBuildInitialSnapshot()` rather than `SnapBuildBui… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Race%20conditions%20in%20logi…> PANIC serves too many masters <https://pgnexus.ai/hacker-discussions?subject=PANIC%20serves%20too%20many%2…> Ayush Tiwari revisits an older discussion about PostgreSQL's PANIC error level after analyzing core dumps from disk-full PANICs. The thread concerns whether PANIC's current behavi… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=PANIC%20serves%20too%20many%2…> Recovery conflict resolution misses backends that import snapshots <https://pgnexus.ai/hacker-discussions?subject=Recovery%20conflict%20resolut…> Scott Ray reviewed v3 of a patch addressing recovery conflict resolution for snapshot-importing backends, identifying four significant issues: (1) a race condition where an import… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Recovery%20conflict%20resolut…> Click here for the full Hacker discussion highlights <https://pgnexus.ai/daily-updates?file=2026-09-12-postgresql-daily-news-267.…> Social Media Updates linkedin CMSPI cut payment optimization work from 30–40+ hours to about 30 minutes with Lakebase Postgres. <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%…> CMSPI reduced payment optimization workflows from 30–40 hours to around 30 minutes using Lakebase Postgres. Lakebase manages user and contextual state, while the Lakehouse handles… Want to stay up to date with the PostgreSQL community and industry news? Visit PGNexus <https://pgnexus.ai> to learn more

Sept. 12, 2026