One tenant queues 1,000 jobs, ten others five each: FIFO against round-robin with SKIP LOCKED in PostgreSQL 17, measured, plus a 10-second planner trap.
PostgreSQL connection poolers lie to both sides of the wire: your app thinks it has thousands of connections while the database sees dozens. (I consult on PostgreSQL through PGX Inc..)
pgvector 0.8.7 fixes CVE-2026-103484: a database user who can create an IVFFlat index can write out of bounds in the backend, which can lead to arbitrary code execution. Every version through 0.8.6 is affected. Upgrade. That part is…

Thread Pool in Percona Server and MySQL (Part 1) A new version of Community MySQL Server July release contains two versions 26.7.0 and 9.7.2. It is an important milestone because it finally brings a Thread Pooling feature to the community.…