Postgres Timestamp Vs Timestamptz ((better)) Guide

Always use in your application code.

Many developers assume that timestamptz stores the timestamp with the time zone attached (e.g., "2023-10-15 14:00:00 EST"). postgres timestamp vs timestamptz

When importing data from systems that provide "dead" timestamps with no timezone context, forcing them into TIMESTAMPTZ can lead to "double-conversion" errors if not handled perfectly. Always use in your application code