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Sequence, max()+1, SERIALIZABLE or a counter row: five ways to number invoices per tenant, measured under load in PostgreSQL 17 for duplicates, gaps and speed.
Two years ago I compared pg_repack and pg_squeeze, the two extensions most of us reach for when a table has bloated beyond what autovacuum will ever give back and VACUUM FULL isn't an option. PostgreSQL 19 changes the starting point.…
Five indexes, 1,000 tenants, one query, measured in PostgreSQL 17: why tenant_id goes first, what RLS does to the plan, and when partitioning pays off.
The phrase now appears on almost every technology vendor’s website. That’s exactly why it has stopped meaning much. A database is called AI-ready because it supports vectors. A cloud platform is AI-ready because it offers foundation…