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Файл:4 курс 1 семестр / Лабораторные / Python / LR7_7
.py import psycopg2
connection = psycopg2.connect(database="students",
user="postgres",
password="123",
host="127.0.0.1",
port="5432")
cursor = connection.cursor()
query = """
SELECT e.employee_id, e.first_name, e.last_name, l.city, l.postal_code
FROM public.employees e
INNER JOIN public.locations l
ON e.location_id = l.location_id;
"""
cursor.execute(query)
result = cursor.fetchall()
for row in result:
print(row)
connection.commit()
connection.close()
connection = psycopg2.connect(database="students",
user="postgres",
password="123",
host="127.0.0.1",
port="5432")
cursor = connection.cursor()
query = """
SELECT e.employee_id, e.first_name, e.last_name, l.city, l.postal_code
FROM public.employees e
INNER JOIN public.locations l
ON e.location_id = l.location_id;
"""
cursor.execute(query)
result = cursor.fetchall()
for row in result:
print(row)
connection.commit()
connection.close()
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