时区的psycopg2时间戳以及将所选数据从一个数据库插入到另一个数据库的问题

import psycopg2

conn = psycopg2.connect("dbname=test user=postgres password=secret host=localhost port=5432 options='-c timezone=UTC'")

import psycopg2
from psycopg2 import sql

conn = psycopg2.connect("dbname=test user=postgres password=secret host=localhost port=5432")

cur = conn.cursor()
cur.execute("CREATE TABLE my_table (id serial PRIMARY KEY, timestamp_column timestamptz)")

import psycopg2

source_conn = psycopg2.connect("dbname=source_db user=postgres password=secret host=localhost port=5432")

source_cur = source_conn.cursor()
source_cur.execute("SELECT * FROM source_table WHERE condition")
selected_data = source_cur.fetchall()

target_conn = psycopg2.connect("dbname=target_db user=postgres password=secret host=localhost port=5432")

target_cur = target_conn.cursor()
for data in selected_data:
    target_cur.execute("INSERT INTO target_table (column1, column2, ...) VALUES (%s, %s, ...)", data)
target_conn.commit()