Postgres Timestamp Vs Timestamptz File

If you have ever built an app that serves users across multiple time zones, you’ve likely woken up to a 3:00 AM page about "incorrect order dates" or "meetings showing up at the wrong hour."

If your column is TIMESTAMPTZ , but your application sends a naive timestamp, PostgreSQL will assume the timestamp is in your session's time zone. If your server is in UTC and your user is in Sydney – . postgres timestamp vs timestamptz

| Column | What PostgreSQL stores internally | |--------|----------------------------------| | ts_native | 2025-04-14 14:00:00 (exact text, no zone info) | | ts_tz | A UTC timestamp: 2025-04-14 18:00:00+00 (because 2pm ET = 6pm UTC) | If you have ever built an app that

-- Insert the same "local" value INSERT INTO time_test VALUES ('2025-04-14 14:00:00', '2025-04-14 14:00:00'); postgres timestamp vs timestamptz