adding README
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3
README.md
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3
README.md
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## postgresql and pthon learning
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I am attempting to understand how to connect and execute commands through python against a remote postgresql to update my systems
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39
main.py
39
main.py
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import psycopg2
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from config import config
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def insert_row(table_name, name):
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sql = f"INSERT INTO {table_name}(id, name) VALUES(%s, %s) RETURNING id"
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id = None
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try:
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database_config = config()
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with psycopg2.connect(**database_config) as conn:
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with conn.cursor() as cur:
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cur.execute(sql, (1, name))
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rows = cur.fetchone()
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if rows:
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id = rows[0]
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conn.commit()
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except (Exception, psycopg2.DatabaseError) as error:
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print(error)
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finally:
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return id
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def create_table(table_name):
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conn = None
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try:
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params = config()
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conn = psycopg2.connect(**params)
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cur = conn.cursor()
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cur.execute(f"CREATE TABLE {table_name}(id INTEGER PRIMARY KEY, name TEXT);")
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cur.close()
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conn.commit()
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except (Exception, psycopg2.DatabaseError) as error:
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print(error)
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finally:
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if conn is not None:
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conn.close()
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def connect():
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""" Connect to the PostgreSQL database server """
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conn = None
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@ -35,4 +71,5 @@ def connect():
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if __name__ == '__main__':
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connect()
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# create_table("mytable")
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print(insert_row('mytable', 'ted'))
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