PGNexus Daily News PostgreSQL Hackers Email Discussion Highlights Crash issue in PG18.5 regression <https://pgnexus.ai/hacker-discussions?subject=Crash%20issue%20in%20PG18.5%20...> Jeff Davis is addressing several issues with the `pg_strlower()` API in PostgreSQL 18, following feedback from Andres Freund. Fixes include: improving the severely underdocumented… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Crash%20issue%20in%20PG18.5%20...> Implement waiting for wal lsn replay: reloaded <https://pgnexus.ai/hacker-discussions?subject=Implement%20waiting%20for%20wa...> The discussion covers a patchset (6 patches) implementing fixes and cleanups for WAL LSN replay waiting on standby. Key changes include: fixing missing cleanup when auxiliary proc… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Implement%20waiting%20for%20wa...> Row pattern recognition <https://pgnexus.ai/hacker-discussions?subject=Row%20pattern%20recognition> Tatsuo Ishii reports a bug in the row pattern recognition (RPR) deparser related to view definitions. When a query uses a subquery workaround to resolve ambiguous column reference… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Row%20pattern%20recognition> basebackup: do not verify checksums on pages written before enabling checksums <https://pgnexus.ai/hacker-discussions?subject=basebackup%3A%20do%20not%20ver...> During a basebackup, pages written before checksums were enabled should not have their checksums verified. Zsolt Parragi submitted a patch; Daniel Gustafsson and Bertrand Drouvot… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=basebackup%3A%20do%20not%20ver...> GIN VACUUM can corrupt internal posting tree pages <https://pgnexus.ai/hacker-discussions?subject=GIN%20VACUUM%20can%20corrupt%2...> Peter Geoghegan reports a GIN index corruption bug affecting all stable PostgreSQL branches, originally flagged by Opus 5. The issue is in `ginVacuumPostingTreeLeaves()`: after a… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=GIN%20VACUUM%20can%20corrupt%2...> Disallow outer-level and WHERE-clause aggregates in GRAPH_TABLE <https://pgnexus.ai/hacker-discussions?subject=Disallow%20outer-level%20and%2...> Tom Lane reviewed Sami Imseih's v3 patch for disallowing outer-level and WHERE-clause aggregates in GRAPH_TABLE. While the general pattern of adding EXPR_KIND values was acceptabl… Read Discussion <https://pgnexus.ai/hacker-discussions?subject=Disallow%20outer-level%20and%2...> Click here for the full Hacker discussion highlights <https://pgnexus.ai/daily-updates?file=2026-08-15-postgresql-daily-news-239.m...> Social Media Updates linkedin G2 's Summer 2026 report is out, and Databricks earned another top ranking driven by customer feedback! <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%2...> G2 has released its Summer 2026 report, in which Databricks secured a top ranking based on customer feedback. The platform received more than 500 five-star reviews, reflecting how… linkedin Turning a hand-drawn sketch into a working dashboard sounds a little like magic 🪄 With Genie Code, you can upload a photo of your sketch and ask it to build the dashboard. <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%2...> Genie Code is a tool that converts hand-drawn sketches into functional dashboards. Users upload a photo of their sketch, and Genie Code searches available financial data and works… [image: 𝗔𝗜 𝗺𝗮𝘆 𝗯𝗲 𝘁𝗵𝗲 𝗳𝘂𝘁𝘂𝗿𝗲—𝗯𝘂𝘁 𝘆𝗼𝘂𝗿 𝗱𝗮𝘁𝗮𝗯𝗮𝘀𝗲 𝗰𝗼𝘂𝗹𝗱 𝗱𝗲𝘁𝗲𝗿𝗺𝗶𝗻𝗲 𝘄𝗵𝗲𝘁𝗵𝗲𝗿 𝘆𝗼𝘂'𝗿𝗲 𝗿𝗲𝗮𝗱𝘆 𝗳𝗼𝗿 𝗶𝘁.] <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%2...> linkedin 𝗔𝗜 𝗺𝗮𝘆 𝗯𝗲 𝘁𝗵𝗲 𝗳𝘂𝘁𝘂𝗿𝗲—𝗯𝘂𝘁 𝘆𝗼𝘂𝗿 𝗱𝗮𝘁𝗮𝗯𝗮𝘀𝗲 𝗰𝗼𝘂𝗹𝗱 𝗱𝗲𝘁𝗲𝗿𝗺𝗶𝗻𝗲 𝘄𝗵𝗲𝘁𝗵𝗲𝗿 𝘆𝗼𝘂'𝗿𝗲 𝗿𝗲𝗮𝗱𝘆 𝗳𝗼𝗿 𝗶𝘁. <https://pgnexus.ai/social-media?url=https%3A%2F%2Fwww.linkedin.com%2Fposts%2...> Phillip Merrick, CEO and co-founder of pgEdge, argues that Enterprise PostgreSQL is emerging as a critical foundation for AI adoption. He highlights its role in improving system r… Want to stay up to date with the PostgreSQL community and industry news? Visit PGNexus <https://pgnexus.ai> to learn more