This commit is contained in:
Minh VU
2024-12-04 10:12:41 +01:00
parent 228a6230b4
commit 18a269e104
2 changed files with 51 additions and 29 deletions

View File

@@ -61,32 +61,57 @@ peuplementFlights = r"COPY INTO flights FROM 'C:\\Users\\Public\\2015_Flight_Del
def connect_monetdb():
connection = pymonetdb.connect(username="monetdb", password="monetdb", hostname="localhost", database="demo")
# create a cursor
cursor = connection.cursor()
return connection, cursor
def create_table_monetdb(connection,cursor):
cursor.execute(createAirline)
cursor.execute(createAirports)
cursor.execute(createFlights)
connection.commit()
def create_table_monetdb():
try:
with connect_monetdb()[0] as conn:
with connect_monetdb()[1] as cursor:
cursor.execute(createAirline)
cursor.execute(createAirports)
cursor.execute(createFlights)
conn.commit()
cursor.close()
conn.close()
except(pymonetdb.DatabaseError,Exception) as error:
print(error)
def load_data_monetdb(connection,cursor):
cursor.execute(peuplementAirlines)
cursor.execute(peuplementAirports)
cursor.execute(peuplementFlights)
connection.commit()
def load_data_monetdb():
try:
with connect_monetdb()[0] as conn:
with connect_monetdb()[1] as cursor:
cursor.execute(peuplementAirports)
cursor.execute(peuplementAirlines)
cursor.execute(peuplementFlights)
conn.commit()
cursor.close()
conn.close()
except(pymonetdb.DatabaseError,Exception) as error:
print(error)
def requete_monetdb(connection,cursor,str):
cursor.execute(str)
connection.commit()
def requete_monetdb(str):
try:
with connect_monetdb()[0] as conn:
with connect_monetdb()[1] as cursor:
cursor.execute(peuplementAirports)
cursor.execute(peuplementAirlines)
cursor.execute(peuplementFlights)
conn.commit()
cursor.close()
conn.close()
except(pymonetdb.DatabaseError, Exception) as error:
print(error)
def reset_data_monetdb(connection,cursor):
cursor.execute("DROP TABLE IF EXISTS airlines")
cursor.execute("DROP TABLE IF EXISTS airports")
cursor.execute("DROP TABLE IF EXISTS flights")
connection.commit()
def disconnect_monetdb(connection,cursor):
cursor.close()
connection.close()
try:
with connect_monetdb()[0] as conn:
with connect_monetdb()[1] as cursor:
cursor.execute("DROP TABLE IF EXISTS airlines")
cursor.execute("DROP TABLE IF EXISTS airports")
cursor.execute("DROP TABLE IF EXISTS flights")
conn.commit()
cursor.close()
conn.close()
except(pymonetdb.DatabaseError, Exception) as error:
print(error)

11
main.py
View File

@@ -22,10 +22,10 @@ requeteCreateTablePostgreSQL = """CREATE TABLE flights10 AS SELECT * FROM FLIGHT
requeteDeletePostgreSQL = """DELETE FROM flights WHERE "DAY" > 10"""
requeteInsertPostgreSQL = """INSERT INTO flights SELECT * FROM flights10"""
def initMonetDB(conn,cursor):
reset_data_monetdb(conn,cursor)
create_table_monetdb(conn,cursor)
load_data_monetdb(conn,cursor)
def initMonetDB():
reset_data_monetdb()
create_table_monetdb()
load_data_monetdb()
def execMonetDB(conn,cursor,str):
requete_monetdb(conn,cursor, str)
@@ -44,7 +44,6 @@ def runMonetDB():
initMonetDB(conn,cursor)
print(time.time() - start)
#execMoneDB(conn,cursor,requeteSelect1MonetDB)
disconnect_monetdb(conn, cursor)
def runPostgreSQL():
reset_database_postgres()
@@ -55,7 +54,5 @@ def runPostgreSQL():
#requete_postgres(str)
if __name__ == '__main__':
#PostgreSQL
runMonetDB()
#runPostgreSQL()
#MonetDB