diff --git a/MonetDB.py b/MonetDB.py
index 76d4bd0..64b8376 100644
--- a/MonetDB.py
+++ b/MonetDB.py
@@ -66,52 +66,56 @@ def connect_monetdb():
 
 def create_table_monetdb():
     try:
-        with connect_monetdb()[0] as conn:
-            with connect_monetdb()[1] as cursor:
+        connect = connect_monetdb()
+        with connect[0] as conn:
+            with connect[1] as cursor:
                 cursor.execute(createAirline)
                 cursor.execute(createAirports)
                 cursor.execute(createFlights)
-            conn.commit()
-        cursor.close()
-        conn.close()
+                conn.commit()
+                cursor.close()
+                conn.close()
     except(pymonetdb.DatabaseError,Exception) as error:
         print(error)
 
 def load_data_monetdb():
     try:
-        with connect_monetdb()[0] as conn:
-            with connect_monetdb()[1] as cursor:
+        connect = connect_monetdb()
+        with connect[0] as conn:
+            with connect[1] as cursor:
                 cursor.execute(peuplementAirports)
                 cursor.execute(peuplementAirlines)
                 cursor.execute(peuplementFlights)
-            conn.commit()
-        cursor.close()
-        conn.close()
+                conn.commit()
+                cursor.close()
+                conn.close()
     except(pymonetdb.DatabaseError,Exception) as error:
         print(error)
 
 def requete_monetdb(str):
     try:
-        with connect_monetdb()[0] as conn:
-            with connect_monetdb()[1] as cursor:
+        connect=connect_monetdb()
+        with connect[0] as conn:
+            with connect[1] as cursor:
                 cursor.execute(peuplementAirports)
                 cursor.execute(peuplementAirlines)
                 cursor.execute(peuplementFlights)
-            conn.commit()
-        cursor.close()
-        conn.close()
+                conn.commit()
+                cursor.close()
+                conn.close()
     except(pymonetdb.DatabaseError, Exception) as error:
         print(error)
 
 def reset_data_monetdb():
     try:
-        with connect_monetdb()[0] as conn:
-            with connect_monetdb()[1] as cursor:
+        connect = connect_monetdb()
+        with connect[0] as conn:
+            with connect[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()
+                conn.commit()
+                cursor.close()
+                conn.close()
     except(pymonetdb.DatabaseError, Exception) as error:
         print(error)
\ No newline at end of file
diff --git a/main.py b/main.py
index 386d0c3..aee02ac 100644
--- a/main.py
+++ b/main.py
@@ -22,14 +22,6 @@ requeteCreateTablePostgreSQL = """CREATE TABLE flights10 AS SELECT * FROM FLIGHT
 requeteDeletePostgreSQL = """DELETE FROM flights WHERE "DAY" > 10"""
 requeteInsertPostgreSQL = """INSERT INTO flights SELECT * FROM flights10"""
 
-def initMonetDB():
-    reset_data_monetdb()
-    create_table_monetdb()
-    load_data_monetdb()
-
-def execMonetDB(conn,cursor,str):
-    requete_monetdb(conn,cursor, str)
-
 def display_table(data, headers):
      max_len = max(len(header) for header in headers)
      print(" | ".join(header.ljust(max_len) for header in headers))
@@ -38,16 +30,10 @@ def display_table(data, headers):
      for row in data:
         print(" | ".join(header.ljust(max_len) for header in row))
 
-
-#start_time = time.time()
-#end_time = time.time()
-#print(end_time - start_time)
-
-
 def initMonetDB():
     reset_data_monetdb()
     start_time = time.time()
-    create_table_monetdb()
+    #create_table_monetdb()
     end_time = time.time()
     print("[MonetDB] creat table: time = ", (end_time - start_time), "s")
 
@@ -63,15 +49,9 @@ def execMonetDB(str):
     print("[MonetDB] requete :", str , "\n time = ", (end_time - start_time), "s")
 
 def runMonetDB():
-    conn, cursor =connect_monetdb()
-    start = time.time()
-    initMonetDB()
-    print(time.time() - start)
-    execMonetDB(conn,cursor,requeteSelect1MonetDB)
-    execMonetDB(conn,cursor,requeteSelect2MonetDB)
-    execMonetDB(conn,cursor,requeteSelect3MonetDB)
-    execMonetDB(conn,cursor,requeteSelect4MonetDB)
-
+    reset_data_monetdb()
+    create_table_monetdb()
+    load_data_monetdb()
     #execMoneDB(conn,cursor,requeteSelect1MonetDB)
 
 def runPostgreSQL():
@@ -81,5 +61,5 @@ def runPostgreSQL():
     #requete_postgres(str)
 
 if __name__ == '__main__':
-    runMonetDB()
+    initMonetDB()
     #runPostgreSQL()