Does DuckDB convert TIMESTAMP WITH TIME ZONE to UTC on insert, or ignore the zone?
DuckDB documentation describes TIMESTAMP WITH TIME ZONE as syntactic sugar that stores values in UTC, yet the exact conversion path during insertion and retrieval is not always clear. The goal is to determine whether the engine applies the zone offset to produce a UTC instant, or whether it preserves the wall-clock time and discards the zone metadata. This d
duckdb