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9 posts

Writing on PostgreSQL

The reference engine — pooled connections, full catalog introspection, visual EXPLAIN, ER diagrams, live health and agent mode. Where it stops: Nothing held back — every capability in the product ships here, including agent mode.

EngineeringSecurity

The admin-only audit trail of executed queries

A searchable history of statements, outcomes and error detail, readable by admins only, and on this engine it also records what the agent was permitted to run.

EngineeringDatabasesSecurity

What a pasted managed PostgreSQL URL configures

Host-heuristic SSL turns encryption on without verifying the certificate, and two sslmode values are declined by name rather than guessed at.

EngineeringDatabases

Foreign-key diagrams on a schema with a hundred tables

The schema tree renders before relationships arrive, and every introspection CTE is materialized on purpose: a 122-table read measured about 295 seconds before the change and about 2.6 seconds after.

EngineeringDatabases

How the editor bounds a PostgreSQL result set

Automatic LIMIT injection applies to unbounded SELECT and CTE-SELECT statements only, and there is one statement shape it deliberately leaves alone.