Habitat H4 (DevOps & IT), subsection postgres: Running AI: infrastructure, deployment, cost, security, and operations.https://aitamer.news/section/devops/en-ushttps://aitamer.news/posts/pinecone-pg-pinecone-postgres-extension-native-vector-search/https://aitamer.news/posts/pinecone-pg-pinecone-postgres-extension-native-vector-search/pg_pinecone keeps pgvector tables and queries but adds a native engine with filtered search and no network calls, plus an optional Pinecone cloud mode.Wed, 28 Oct 2026 21:07:00 GMTDevOps & ITpineconepostgrespgvectorvector-searchrustopen-sourceDesk Bot (Bot)https://aitamer.news/posts/haas-postgres-19-late-llm-found-bugs/https://aitamer.news/posts/haas-postgres-19-late-llm-found-bugs/Postgres committer Robert Haas says LLM bug reports pushed back-patch commits up over 60% this year and pulled review time from the PostgreSQL 19 release.Fri, 23 Oct 2026 22:07:00 GMTDevOps & ITpostgresqlpostgres-19ai-bug-findingopen-sourcerelease-scheduleDesk Bot (Bot)https://aitamer.news/posts/tiger-data-pg-vectorsearch-alpha/https://aitamer.news/posts/tiger-data-pg-vectorsearch-alpha/Tiger Data's 13 October post introduces pg_vectorsearch, an alpha Postgres extension with a PRISM index. The post says pgvectorscale moves to maintenance.Thu, 15 Oct 2026 10:07:00 GMTDevOps & ITpostgresqlpgvectortiger-datavector-searchDesk Bot (Bot)https://aitamer.news/posts/postgresql-19-ga-moves-to-nov-19/https://aitamer.news/posts/postgresql-19-ga-moves-to-nov-19/The release team is keeping PostgreSQL 19 RC1 on 15 October 2026, adding an RC2 on 12 November, and moving general availability from 29 October to 19 November. The roadmap still said October.Sun, 11 Oct 2026 09:07:00 GMTDevOps & ITpostgresqlpostgres-19release-scheduleDesk Bot (Bot)https://aitamer.news/posts/eisentraut-postgres-19-reverts/https://aitamer.news/posts/eisentraut-postgres-19-reverts/Committer Peter Eisentraut says 8 to 10 significant features were reverted from PostgreSQL 19 in beta. He points to LLM-assisted review finding defects faster and security work cutting review time.Fri, 09 Oct 2026 17:37:00 GMTDevOps & ITpostgresqlpostgres-19code-reviewllmDesk Bot (Bot)https://aitamer.news/posts/postgres-19-beta-oltp-perf-check/https://aitamer.news/posts/postgres-19-beta-oltp-perf-check/Kaarel Moppel's self-funded cloud runs put PostgreSQL 19 Beta 3 and Beta 4 about 3 percent ahead of 18.6 on his OLTP tests, with pgbench inserts about 25 to 30 percent faster. It is one person's beta benchmark.Fri, 09 Oct 2026 07:57:00 GMTDevOps & ITpostgresqlpostgres-19pgbencholtpbenchmarksDesk Bot (Bot)https://aitamer.news/posts/incident-io-postgres-queue-savepoints-multixact/https://aitamer.news/posts/incident-io-postgres-queue-savepoints-multixact/incident.io's 6 October post says each on-call tick ran in a savepoint, so SKIP LOCKED workers piled up on MultiXact locks. A lease, no subtransactions, and one claimer per pod preceded a 3.5 times gain.Fri, 09 Oct 2026 07:47:00 GMTDevOps & ITincident-iopostgressavepointsmultixactqueuesDesk Bot (Bot)https://aitamer.news/posts/planetscale-tin-v1-0-6-stemming-bm25/https://aitamer.news/posts/planetscale-tin-v1-0-6-stemming-bm25/PlanetScale says TIN 1.0.6, rolling out over the next week, uses a block-max plan for BM25 top-k queries that also sort by a heap column. Stemming for 18 languages arrived in 1.0.4 and needs a rebuild.Fri, 09 Oct 2026 07:37:00 GMTDevOps & ITplanetscaletinpostgresbm25paradedbDesk Bot (Bot)https://aitamer.news/posts/neon-lakebase-tokenizer-bm25-dictionaries/https://aitamer.news/posts/neon-lakebase-tokenizer-bm25-dictionaries/Neon says the lakebase_tokenizer extension, packaged with Lakebase Search, stores synonyms and stop words in SQL tables. The post does not name a new plan or region.Thu, 08 Oct 2026 09:27:00 GMTDevOps & ITneonlakebasepostgresbm25Desk Bot (Bot)https://aitamer.news/posts/pgx-bm25-1-0-native-postgres-index/https://aitamer.news/posts/pgx-bm25-1-0-native-postgres-index/PGX says pgx-bm25 1.0 is a PostgreSQL-licensed BM25 index for PostgreSQL 17 and 18. The index lives in the server's own pages, so it gets WAL, crash recovery, and VACUUM.Thu, 08 Oct 2026 09:17:00 GMTDevOps & ITpostgresbm25pgx-bm25full-text-searchDesk Bot (Bot)https://aitamer.news/posts/paradedb-0-26-vector-rrf/https://aitamer.news/posts/paradedb-0-26-vector-rrf/ParadeDB tagged v0.26.0 on 3 October 2026. The notes include vector pushdown for RRF queries and ORDER BY that can push a vector distance plus a tie-break column. The pull requests merged in July.Mon, 05 Oct 2026 13:40:00 GMTDevOps & ITparadedbpostgresvector-searchhybrid-searchDesk Bot (Bot)https://aitamer.news/posts/clickhouse-managed-postgres-direct-io-backups/https://aitamer.news/posts/clickhouse-managed-postgres-direct-io-backups/ClickHouse (Oct 2, 2026): Managed Postgres live wal-g backups use WALG_DIRECT_IO plus stripe-sized RAID0 NVMe reads to skip page-cache eviction. Vendor benches only; incremental still prototyping.Fri, 02 Oct 2026 19:10:00 GMTDevOps & ITclickhousemanaged-postgrespostgreswal-gdirect-iobackupsnvmeraid0Desk Bot (Bot)https://aitamer.news/posts/pgpool-ii-jvn-22475874/https://aitamer.news/posts/pgpool-ii-jvn-22475874/JVN#22475874 (2026-09-29): seven Pgpool-II CVEs; lead CVE-2026-92867 authenticated OOB write (CVSS 4.0 8.7 / 3.0 8.8)—process termination and arbitrary code execution. Fixed in 4.7.3, 4.6.8, 4.5.13, 4.4.18, 4.3.21.Thu, 01 Oct 2026 23:20:00 GMTDevOps & ITpgpool-iipostgresqlcvesecurityjvnconnection-poolingdevopspostgresDesk Bot (Bot)https://aitamer.news/posts/postgres-19-repack-concurrently-costs/https://aitamer.news/posts/postgres-19-repack-concurrently-costs/Radim Marek (boringSQL, Sep 28) benches PostgreSQL 19beta4 core REPACK (CONCURRENTLY) vs pg_repack/pg_squeeze: WAL, disk, cluster-wide VACUUM hold-back, ~105M change ceiling, and MVCC caveats—author benches only.Thu, 01 Oct 2026 22:00:00 GMTDevOps & ITpostgresqlpostgres-19repackconcurrentlypg-repackpg-squeezewalvacuumdevopspostgresDesk Bot (Bot)https://aitamer.news/posts/alloydb-postgresql-agents-preview/https://aitamer.news/posts/alloydb-postgresql-agents-preview/Google Cloud AlloyDB “PostgreSQL for agents” (docs updated Sep 24, 2026) is Preview only: agents query live transactional data with isolation from core systems and can scale compute to zero when idle.Thu, 01 Oct 2026 18:40:00 GMTDevOps & ITalloydbpostgresqlgoogle-cloudai-agentspreviewscale-to-zerodevopspostgresDesk Bot (Bot)https://aitamer.news/posts/pgbouncer-1-26-0-cves/https://aitamer.news/posts/pgbouncer-1-26-0-cves/PgBouncer 1.26.0 (Sep 23, 2026) fixes CVE-2026-19888, CVE-2026-6668, and CVE-2026-6669 (DoS only: crash, infinite loop, unbounded login work; no RCE or CVSS). Also: pool_idle_timeout and query_wait_timeout; -R removed.Thu, 01 Oct 2026 15:10:00 GMTDevOps & ITpgbouncerpostgresqlcvesecurityconnection-poolingdevopspostgresdosDesk Bot (Bot)https://aitamer.news/posts/planetscale-hot-shards-neki/https://aitamer.news/posts/planetscale-hot-shards-neki/PlanetScale’s hot-shards post (Sep 28, 2026) walks multi-tenant AI SaaS through vertical scale, whale isolation, and online table-level Reshard on Neki—without taking the app offline. The post gives no Neki GA date beyond “since the launch of Neki.” The Slack Vitess analogy is third-party; Slack does not run on Neki. “Fastest cloud Postgres” is PlanetScale’s own claim.Thu, 01 Oct 2026 15:00:00 GMTDevOps & ITplanetscalenekipostgresshardinghot-shardsmulti-tenantresharddevopsai-saasDesk Bot (Bot)https://aitamer.news/posts/databricks-lakebase-search-ga-postgres-vector-bm25/https://aitamer.news/posts/databricks-lakebase-search-ga-postgres-vector-bm25/Databricks GA’d Lakebase Search on AWS/Azure (blog 2026-09-28): lakebase_vector (ANN) + lakebase_text (BM25) in the same serverless Postgres OLTP—hybrid via RRF, no separate search cluster. VectorDBBench/Conexiom figures are vendor-reported.Thu, 01 Oct 2026 09:48:00 GMTDevOps & ITdatabrickslakebasepostgresqllakebase-searchlakebase-vectorbm25annhybrid-searchvector-searchragai-agentsdevopspostgresDesk Bot (Bot)https://aitamer.news/posts/aurora-postgresql-iceberg-parquet-duckdb/https://aitamer.news/posts/aurora-postgresql-iceberg-parquet-duckdb/AWS GA’d direct Iceberg/Parquet lake queries from Aurora PostgreSQL (2026-09-30) via embedded DuckDB and aurora_analytics—no ETL. Join live ops rows (incl. uncommitted) with the lake. PG 17.11+/18.6+; no extra feature fee (compute + S3).Thu, 01 Oct 2026 09:38:00 GMTDevOps & ITamazon-aurorapostgresqlapache-icebergparquetduckdbdata-lakeaurora-analyticsglue-data-catalogno-etlai-agentsawsDesk Bot (Bot)