diff --git a/MonetDB.py b/MonetDB.py
index c835912..c2a773e 100644
--- a/MonetDB.py
+++ b/MonetDB.py
@@ -1,19 +1,62 @@
 import pymonetdb
 import time
+import re
 
 #Creation_table
-createAirline = """CREATE TABLE airlines("IATA_CODE" VARCHAR(2) NOT NULL PRIMARY KEY UNIQUE, "AIRLINE" VARCHAR(99) NOT NULL);"""
-createAirports = """CREATE TABLE airports("IATA_CODE" VARCHAR(3) NOT NULL PRIMARY KEY UNIQUE, "AIRPORT" VARCHAR(100), "CITY" VARCHAR(40), "STATE" VARCHAR(2), "COUNTRY" VARCHAR(40), "LATITUDE" REAL, "LONGITUDE" REAL);"""
-createFlights = """CREATE TABLE flights("YEAR" INT, "MONTH" INT, "DAY" INT, "DAY_OF_WEEK" INT, "AIRLINE" VARCHAR(2), "FLIGHT_NUMBER" INT,
-"TAIL_NUMBER" VARCHAR(6), "ORIGIN_AIRPORT" VARCHAR(5), "DESTINATION_AIRPORT" VARCHAR(5), "SCHEDULED_DEPARTURE" INT, "DEPARTURE_TIME" INT,
-"DEPARTURE_DELAY" INT, "TAXI_OUT" INT, "WHEELS_OFF" INT, "SCHEDULED_TIME" INT, "ELAPSED_TIME" INT, "AIR_TIME" INT, "DISTANCE" INT,
-"WHEELS_ON" INT, "TAXI_IN" INT, "SCHEDULED_ARRIVAL" INT, "ARRIVAL_TIME" INT, "ARRIVAL_DELAY" INT, "DIVERTED" INT, "CANCELLED" INT,
-"CANCELLATION_REASON" VARCHAR(1), "AIR_SYSTEM_DELAY" INT, "SECURITY_DELAY" INT, "AIRLINE_DELAY" INT, "LATE_AIRCRAFT_DELAY" INT, "WEATHER_DELAY" INT);"""
+createAirline = """CREATE TABLE airlines
+                    (
+                        "IATA_CODE" VARCHAR(2) NOT NULL PRIMARY KEY UNIQUE, 
+                        "AIRLINE" VARCHAR(99) NOT NULL
+                    );"""
+createAirports = """CREATE TABLE airports
+                    (
+                        "IATA_CODE" VARCHAR(3) NOT NULL PRIMARY KEY UNIQUE, 
+                        "AIRPORT" VARCHAR(100), 
+                        "CITY" VARCHAR(40), 
+                        "STATE" VARCHAR(2), 
+                        "COUNTRY" VARCHAR(40), 
+                        "LATITUDE" REAL, 
+                        "LONGITUDE" REAL
+                    );"""
+createFlights = """CREATE TABLE flights
+                    (
+                        "YEAR" INT, 
+                        "MONTH" INT, 
+                        "DAY" INT, 
+                        "DAY_OF_WEEK" INT, 
+                        "AIRLINE" VARCHAR(2), 
+                        "FLIGHT_NUMBER" INT, 
+                        "TAIL_NUMBER" VARCHAR(6), 
+                        "ORIGIN_AIRPORT" VARCHAR(5), 
+                        "DESTINATION_AIRPORT" VARCHAR(5), 
+                        "SCHEDULED_DEPARTURE" INT, 
+                        "DEPARTURE_TIME" INT, 
+                        "DEPARTURE_DELAY" INT, 
+                        "TAXI_OUT" INT, 
+                        "WHEELS_OFF" INT, 
+                        "SCHEDULED_TIME" INT, 
+                        "ELAPSED_TIME" INT, 
+                        "AIR_TIME" INT, 
+                        "DISTANCE" INT, 
+                        "WHEELS_ON" INT, 
+                        "TAXI_IN" INT, 
+                        "SCHEDULED_ARRIVAL" INT, 
+                        "ARRIVAL_TIME" INT, 
+                        "ARRIVAL_DELAY" INT, 
+                        "DIVERTED" INT, 
+                        "CANCELLED" INT, 
+                        "CANCELLATION_REASON" VARCHAR(1), 
+                        "AIR_SYSTEM_DELAY" INT, 
+                        "SECURITY_DELAY" INT, 
+                        "AIRLINE_DELAY" INT, 
+                        "LATE_AIRCRAFT_DELAY" INT, 
+                        "WEATHER_DELAY" INT
+                    );"""
 
 #Inserer_data
-peuplementAirlines = """COPY INTO airlines FROM 'C:\\Users\\Public\\2015_Flight_Delay_and_cancellations\\airlines.csv' USING DELIMITERS ',', E'\n', '\"';"""
-peuplementAirports = """COPY INTO airports FROM 'C:\\Users\\Public\\2015_Flight_Delay_and_cancellations\\airports.csv' USING DELIMITERS ',', E'\n', '"' NULL AS '';"""
-peuplementFlights = """COPY INTO flights FROM 'C:\\Users\\Public\\2015_Flight_Delay_and_cancellations\\flights.csv' USING DELIMITERS ',', E'\n', '"' NULL AS '';"""
+peuplementAirlines = r"COPY INTO airlines FROM 'C:\\Users\\Public\\2015_Flight_Delay_and_cancellations\\airlines.csv' USING DELIMITERS ',', E'\n', '\"';"
+peuplementAirports = r"COPY INTO airports FROM 'C:\\Users\\Public\\2015_Flight_Delay_and_cancellations\\airports.csv' USING DELIMITERS ',', E'\n', '\"' NULL AS '';"
+peuplementFlights = r"COPY INTO flights FROM 'C:\\Users\\Public\\2015_Flight_Delay_and_cancellations\\flights.csv' USING DELIMITERS ',', E'\n', '\"' NULL AS '';"
 
 
 def connect_monetdb():
@@ -22,18 +65,26 @@ def connect_monetdb():
     cursor = connection.cursor()
     return connection, cursor
 
-def create_table_monetdb(cursor):
+def create_table_monetdb(connection,cursor):
     cursor.execute(createAirline)
     cursor.execute(createAirports)
     cursor.execute(createFlights)
+    connection.commit()
 
-def create_data_monetdb(cursor):
-    cursor.execute(peuplementAirlines)
-    cursor.execute(peuplementFlights)
+def create_data_monetdb(connection,cursor):
+    cursor.execute(r"COPY INTO airlines FROM 'C:\\Users\\Public\\2015_Flight_Delay_and_cancellations\\airlines.csv' USING DELIMITERS ',', E'\n', '\"';")
+    cursor.execute(r"COPY INTO airports FROM 'C:\\Users\\Public\\2015_Flight_Delay_and_cancellations\\airports.csv' USING DELIMITERS ',', E'\n', '\"' NULL AS '';")
     cursor.execute(peuplementAirports)
+    connection.commit()
 
-def requete_monetdb(cursor,str):
+def requete_monetdb(connection,cursor,str):
     cursor.execute(str)
+    connection.commit()
+
+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")
 
 def disconnect_monetdb(connection,cursor):
     cursor.close()
diff --git a/PostgreSQL.py b/PostgreSQL.py
index eba39cf..d107659 100644
--- a/PostgreSQL.py
+++ b/PostgreSQL.py
@@ -103,5 +103,16 @@ def requete_postgres(str):
             print("Cette requête prends:", temps, "seconde")
             cursor.close()
         conn.close()
+    except (psycopg2.DatabaseError, Exception) as error:
+        print(error)
+
+def reset_database_postgres():
+    try:
+        with connect_postgres() as conn:
+            with conn.cursor() as cursor:
+                cursor.execute('DROP TABLE IF EXISTS flights,airlines,airports')
+            conn.commit()
+            cursor.close()
+        conn.close()
     except (psycopg2.DatabaseError, Exception) as error:
         print(error)
\ No newline at end of file
diff --git a/__pycache__/MonetDB.cpython-312.pyc b/__pycache__/MonetDB.cpython-312.pyc
index 3abd97d..c054bb8 100644
Binary files a/__pycache__/MonetDB.cpython-312.pyc and b/__pycache__/MonetDB.cpython-312.pyc differ
diff --git a/__pycache__/PostgreSQL.cpython-312.pyc b/__pycache__/PostgreSQL.cpython-312.pyc
index 7e9abe4..d87f0c0 100644
Binary files a/__pycache__/PostgreSQL.cpython-312.pyc and b/__pycache__/PostgreSQL.cpython-312.pyc differ
diff --git a/main.py b/main.py
index 7e5c5eb..666bf1b 100644
--- a/main.py
+++ b/main.py
@@ -1,5 +1,6 @@
 from MonetDB import *
 from PostgreSQL import *
+import re
 
 #Monet DB
 requeteSelect1MonetDB = """SELECT * FROM flights WHERE "AIRLINE" = 'AA';"""
@@ -26,11 +27,11 @@ if __name__ == '__main__':
     #PostgreSQL
     #create_tables_postgres()
     #create_data_postgres()
-    requete_postgres(str)
+    #requete_postgres(str)
 
     #MonetDB
     conn, cursor =connect_monetdb()
-    create_table_monetdb(cursor)
-    create_data_monetdb(cursor)
-    requete_monetdb(cursor, str)
-    disconnect_monetdb(conn, cursor)
+    create_table_monetdb(conn,cursor)
+    #create_data_monetdb(conn,cursor)
+    #requete_monetdb(conn,cursor, str)
+    #disconnect_monetdb(conn, cursor)