Perform an INSERT into the table or view.
The values to insert. Pass an object to insert a single row or an array to insert multiple rows.
await supabase
.from('cities')
.insert({'name': 'The Shire', 'country_id': 554});
final List<Map<String, dynamic>> data =
await supabase.from('cities').insert([
{'name': 'The Shire', 'country_id': 554},
{'name': 'Rohan', 'country_id': 555},
]).select();
await supabase.from('cities').insert([
{'name': 'The Shire', 'country_id': 554},
{'name': 'Rohan', 'country_id': 555},
]);