Postgres SQLAlchemy Textbook Ch. 5 — Locking, Advisory Locks, and SKIP LOCKED

Postgres locking patterns: SELECT FOR UPDATE, NOWAIT, SKIP LOCKED, advisory locks, application locks, deadlock retry.

May 8, 2026 · 4 min · 651 words · Manvendra Rajpoot

SQLAlchemy + Postgres Cheatsheet 07 — Locking, SKIP LOCKED, Advisory Locks

Cheatsheet: row locking, NOWAIT, SKIP LOCKED queue, advisory locks (session and tx scoped).

May 13, 2026 · 3 min · 535 words · Manvendra Rajpoot

Postgres Locking in 2026 — Row Locks, Advisory Locks, and Avoiding Deadlocks

Practical Postgres locking: SELECT FOR UPDATE, NOWAIT, SKIP LOCKED, advisory locks, isolation levels, and how to debug locking problems.

May 3, 2026 · 5 min · 881 words · Manvendra Rajpoot