Enforce constraints on every assignment, not just at construction.

Reorder GROUP BY and DISTINCT keys to cut comparison costs and skip sorts—new optimizations in PostgreSQL 17 and 18 that usually stay invisible but…

Cygnet is a PostgreSQL ORM for async Python that refuses to hide the SQL.

Diagnose index scan performance problems by temporarily disabling index scans or bitmap scans and measuring what the planner chooses instead.

Quarantine user uploads before they reach your system.

Async append lets the planner fan out queries across remote shards in parallel instead of one at a time, but it's a diagnostic switch, not a tuning knob.

Three PostgreSQL utilities merge into one package: advisory locks (now async), query-log silencing without race conditions, and session-scoped GUC control.

Generate valid SQL that looks real, nourishes nothing, and never spoils.

`effective_io_concurrency` has changed what it means twice—from a harmonic-series spindle count to a direct request depth to a real async I/O control.

Render the sky at any place and moment as a PNG gradient, with zero dependencies and pixel-perfect determinism.