The daily ledger

MongoDB migrations in Python

Tejaswi Thimmaiah: PostgreSQL Major Version Upgrade with pg_upgrade and Extensions — A Hands-On Sandbox Guide

Table Of Contents Set Up the PostgreSQL Upgrade Sandbox Pre-Upgrade Assessment — Know Your Cluster First Step 3 — Install PostgreSQL 18 Binaries Step 4 — Initialize the New PostgreSQL 18 Cluster Step 5 — Install…

Point the official Sentry SDK at self-hosted ingest (DSN only)

You don’t need a forked Sentry SDK. Keep @sentry/browser or @sentry/node, change only dsn, then prove /health → HTTP 202 → Issues. Two containers (app + Postgres 16); leave replay, traces, and profiles at sample rate 0…

Christophe Pettus: All Your GUCs in a Row: max_parallel_workers and max_parallel_workers_per_gather

Neither of these parameters means what its name says. max_parallel_workers_per_gather is the most workers the planner is allowed to request for one plan node, and the planner usually requests fewer. max_parallel_workers…

Henrietta Dombrovskaya: Major updates to pg_acm

I did it! The most important thing I anticipated after leaving DRW was having more time for important work, and one of the top items on my to-do list was the pg_acm update. I already knew about two dozen bugs I needed…