--- title: "Now Turso is building Postgres in Rust too" publication: "Postgres Weekly" issue: 658 published_at: "2026-07-22" canonical_url: "https://postgresweekly.com/issues/658" --- Plus Postgres 19 beta 2, how TOAST compression works in Postgres 19, and is Postgres the database of the Backrooms? #​658 — July 22, 2026 [Web Version](https://postgresweekly.com/issues/658) Together with [![Tiger Data logo\](https://res.cloudinary.com/cpress/image/upload/c_fill,g_auto,w_1280,h_282/e_make_transparent/co_white,e_outline:30/px1u7kjyvz7xnbm6ytir.png)](https://www.tigerdata.com/go/trial?utm_source=content-syndication&utm_medium=referral&utm_campaign=postgres-weekly-newsletter) Postgres Weekly [![\](https://res.cloudinary.com/cpress/image/upload/w_1280,e_sharpen:60,q_auto/c4md7advis5kslx7uxhj.jpg)](https://planetscale.com/blog/making-768-servers-look-like-1) [Making 768 Servers Look Like 1](https://planetscale.com/blog/making-768-servers-look-like-1) — A fun, educational animated explainer of how a petabyte of Postgres spread over 256 shards (each with a primary and two replicas) can present as one database, covering where replicas hit a wall, query-parsing routers, and load balancing. Ben Dicken (PlanetScale) [![\](https://res.cloudinary.com/cpress/image/upload/c_limit,w_480,h_480,q_auto/copm/7c65b775.png)](https://www.tigerdata.com/go/trial?utm_source=content-syndication&utm_medium=referral&utm_campaign=postgres-weekly-newsletter) [VACUUM Wasn't Made for Append-Only Time-Series](https://www.tigerdata.com/go/trial?utm_source=content-syndication&utm_medium=referral&utm_campaign=postgres-weekly-newsletter) — TimescaleDB extends Postgres with hypertables that partition automatically as data grows, columnar compression that cuts storage up to 95%, and continuous aggregates that keep rollups fresh. Same Postgres, same SQL. [Get $1000 credit to start](https://www.tigerdata.com/go/trial?utm_source=content-syndication&utm_medium=referral&utm_campaign=postgres-weekly-newsletter). Tiger Data (creators of TimescaleDB) sponsor [Don't Add a Read Replica Until You've Read This](https://incident.io/blog/dont-add-a-read-replica-until-youve-read-this) — A common issue with read replicas is stale reads, which can surface in unexpected places. [incident.io](https://incident.io/) explains the approach they used while moving most of their reads off their primary, including LSN stamping and query routing strategies. Johanna Larsson **IN BRIEF:** - ⭐ [Postgres 19 Beta 2 has been released](https://www.postgresql.org/about/news/postgresql-19-beta-2-released-3350/) focused on fixing bugs found in the first beta. Keep testing and reporting, so the final v19 in Sep/Oct is solid. - [Supabase Pipelines is now in public alpha](https://supabase.com/blog/supabase-pipelines-public-alpha). It's designed to replicate Supabase databases to external analytical systems in near real-time. - [Neon](https://neon.com/) is expanding beyond Postgres into offering [a full backend platform](https://neon.com/blog/neon-backend-is-beta) with object storage, functions, and an AI gateway, now in beta. [Postgres 19 Compression: From pglz to LZ4](https://www.crunchydata.com/blog/postgres-19-compression-from-pglz-to-lz4) — In v19, TOAST compression switches by default from pglz to LZ4 (an option since Postgres 14). Christopher covers the history, but also the fun stuff: the decision tree for what gets compressed or TOASTed, and how indexes compress oversized keys. Christopher Winslett [Turso: 'We're Building Postgres in Rust'](https://turso.tech/blog/a-new-modern-version-of-postgres-in-rust) — We've recently featured [pgrust](https://github.com/malisper/pgrust) but now Turso, known for rewriting SQLite in Rust, is having a go too with an LLVM-inspired approach: a single database core that presents via multiple frontends, of which Postgres is the second. Costa and Enberg (Turso) ▶[Working on Postgres After 13 Years on SQL Server](https://talkingpostgres.com/episodes/working-on-postgres-after-13-years-on-sql-server-with-panagiotis-antonopoulos) — Microsoft's Panagiotis Antonopoulos discusses his transition from 13 years on SQL Server to Postgres, why Postgres has become the default choice for many workloads, and Azure HorizonDB's shared-storage architecture. Talking Postgres podcast 📺 [Making Iceberg Walk and Talk Like Postgres](https://www.youtube.com/watch?v=wF8I4gjltZY) – A 5 minute lightning talk at DuckCon about [pg_lake](https://github.com/Snowflake-Labs/pg_lake). Marco Slot 📄 [How Much Do You Really Need to Know About Databases?](https://karenjex.blogspot.com/2026/07/how-much-do-you-really-need-to-know.html) Karen Jex 📄 [Building the OAPE PostgreSQL Certification](https://cornelia-biacsics.medium.com/building-the-oape-postgresql-certification-b708b8be4440) Cornelia Biacsics 📰 Classifieds See what really breaks in an Oracle migration, from stored procedures to edge cases, and how AI agents handle it. [Run it in your browser](https://www.enterprisedb.com/demos?utm_source=newsletter&utm_medium=email&utm_campaign=vp_ww_vcop_postgres-newsletter-tgen-20260715). --- [MyDBA](https://mydba.dev/?utm_source=newsletter&utm_medium=email&utm_campaign=postgres-weekly): Comprehensive monitoring for your Postgres database. Kick off with a free week-long health check, then keep monitoring free. **RELEASES AND CODE:** [pgBackRest 2.59.0 Released with Postgres 19 Support](https://pgbackrest.org/news.html#release-2-59-0) — The first release of the popular backup and restore tool since the project [briefly died and came back to life](https://pgbackrest.org/news.html#will-continue). Getting ready for Postgres 19 is the focus, but some handy S3 and Azure enhancements have been added too. David Steele [pg_timetable 7.0: Advanced Job Scheduling for Postgres](https://github.com/cybertec-postgresql/pg_timetable) — A mature, stand-alone job scheduler that stores its state in your database and lets you schedule tasks and chain them together. v7 adds OpenTelemetry tracing, `arm64` support to the Docker image, and a way to [enable/disable tasks](https://github.com/cybertec-postgresql/pg_timetable/issues/792). CYBERTEC PostgreSQL International GmbH 💡 [pgAdmin](https://www.pgadmin.org/) is working on [a UI for working with pg_timetable tasks](https://github.com/pgadmin-org/pgadmin4/pull/10152). [Puffgres: Keep Postgres Entities Synced with Turbopuffer](https://github.com/a24films/puffgres) — Ever heard of [A24](https://a24films.com/), the distributor of movies like _Backrooms_ and _Uncut Gems_? Their first open source release is a Rust tool that uses logical replication to mirror Postgres entities to [Turbopuffer](https://turbopuffer.com/), the cloud vector/full-text search service. A24 Films - [Nano ID for Postgres 3.0](https://github.com/viascom/nanoid-postgres) – Tiny, secure, URL-friendly, unique string ID generator as a Postgres function. [v3.0](https://github.com/viascom/nanoid-postgres/releases/tag/3.0.0) has breaking changes and supports optional prefixes. - [PGSync 7.2](https://github.com/toluaina/pgsync) – Middleware for Postgres to Elasticsearch/OpenSearch syncing. - [pgstream 1.2](https://github.com/xataio/pgstream) – Postgres replication with DDL changes. v1.2 adds a `check` command for preflight validation. - [node-pg-migrate 9.0](https://github.com/salsita/node-pg-migrate) – Schema migration management for Node.js apps. - 🌐 [PostGIS 3.7.0 Beta 1](https://postgis.net/2026/07/PostGIS-3.7.0beta1/) – Works with Postgres 14 through 19 beta 2. **Got a new email?** You can [change your address here](https://postgresweekly.com/edit_subscription/*|UID|*). --- **Bored of us?** [Click here to stop getting Postgres Weekly](https://postgresweekly.com/leave/*|UID|*). --- **Got a link for us?** Reply and tell us. We can't include everything but we'll look at anything you send. _Thanks!_ --- Published by Cooper Press Ltd. 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