Describe the enhancement requested

Current API to create a GArrowTimestamp, requires a GArrowTimestampDataType.

An GArrowTimestampDataType can be created but only is possible to define its time units; there isn't an API to create one adding a time zone as in PyArrow.

So a new garrow_timestamp_data_type_new_with_timezone() method is required using the following signature:

GArrowTimestampDataType *
garrow_timestamp_data_type_new_with_timezone (GArrowTimeUnit unit, GTimeZone* tz);

This should help GLib users to create timestamps with a time zone.

Above will require to add a method to get the current GTimeZone:

GTimeZone *
garrow_timestamp_get_timezone (GArrowTimestampArray *array);

Above API should be the added too, to GArrowTime32Array and GArrowTime64Array arrays, so is easy to know the time zone the time is representing.

Component(s)

GLib