diff --git a/main.py b/main.py
index 8671baa..527b22d 100644
--- a/main.py
+++ b/main.py
@@ -2,6 +2,8 @@ from MonetDB import *
 from PostgreSQL import *
 import time
 
+data =[]
+header=["Nom de requete","Temps"]
 #Monet DB
 requeteSelect1MonetDB = """SELECT * FROM flights WHERE "AIRLINE" = 'AA';"""
 requeteSelect2MonetDB = """SELECT * FROM flights;"""
@@ -22,13 +24,26 @@ requeteCreateTablePostgreSQL = """CREATE TABLE flights10 AS SELECT * FROM FLIGHT
 requeteDeletePostgreSQL = """DELETE FROM flights WHERE "DAY" > 10"""
 requeteInsertPostgreSQL = """INSERT INTO flights SELECT * FROM flights10"""
 
+
 def display_table(data, headers):
-     max_len = max(len(header) for header in headers)
-     print(" | ".join(header.ljust(max_len) for header in headers))
-     sep = "-" * max_len
-     print("-|-".join(sep for _ in headers))
-     for row in data:
-        print(" | ".join(header.ljust(max_len) for header in row))
+    # Calculate the maximum length for each column based on headers and data
+    column_lengths = [len(header) for header in headers]
+    for row in data:
+        for idx, cell in enumerate(row):
+            column_lengths[idx] = max(column_lengths[idx], len(str(cell)))  # Convert cell to string
+
+    # Create format string for each row
+    row_format = " | ".join(["{{:<{}}}".format(length) for length in column_lengths])
+
+    # Print headers
+    print(row_format.format(*headers))
+
+    # Print separator
+    print("-|-".join(['-' * length for length in column_lengths]))
+
+    # Print each data row
+    for row in data:
+        print(row_format.format(*[str(cell) for cell in row]))  # Ensure cells are strings
 
 def initMonetDB():
     reset_data_monetdb()
@@ -71,16 +86,19 @@ def execPostgreSQL(str):
     requete_postgres(str)
     end_time = time.time()
     print("[PostgreSQL] requete :", str, "\n time = ", (end_time - start_time), "s")
+    return end_time - start_time
 
 def runPostgreSQL():
-    execPostgreSQL(requeteSelect1PostgreSQL)
-    execPostgreSQL(requeteSelect2PostgreSQL)
-    execPostgreSQL(requeteSelect3PostgreSQL)
-    execPostgreSQL(requeteSelect4PostgreSQL)
+    data.append([requeteSelect1PostgreSQL,execPostgreSQL(requeteSelect1PostgreSQL)])
+    data.append([requeteSelect2PostgreSQL,execPostgreSQL(requeteSelect2PostgreSQL)])
+    data.append([requeteSelect3PostgreSQL,execPostgreSQL(requeteSelect3PostgreSQL)])
+    data.append([requeteSelect4PostgreSQL,execPostgreSQL(requeteSelect4PostgreSQL)])
 
 if __name__ == '__main__':
     #initMonetDB()
     #runMonetDB()
     #initPostgreSQL()
-    runPostgreSQL()
+
+    runPostgreSQL()
+    display_table(data, header)