How to perform 'Async Connect to PostgreSQL' in Scheme.
; Task: Async Connect to PostgreSQL
; Language: Scheme
define async_connect_to_postgresql() (
; Implementation for Async Connect to PostgreSQL
define result = ...; ; Initialize variable
; TODO: Implement core logic here
; Step 1: Prepare data
; Step 2: Process Async Connect to PostgreSQL
display("Done");
)