create charts and updat elogging

code/eval/experiments/240212_first_try/query_logs/pg/2024-02-11_11-58-08_query_execution_logs.csv

-Query Key,Start Time,Execution Time (seconds),Rows Fetched
+Query Key,Start Time,Total Time (s),Rows Fetched
 ancestors,1707652688.6375496,0.006899833679199219,0
 descendant,1707652688.6460233,0.0014214515686035156,0
 path,1707652688.649565,0.0037491321563720703,0

code/eval/queries/sql/cdm_sql_queries.py

@@ -143,7 +143,7 @@ ORDER BY
         writer = csv.writer(csv_log_file)
         csv_log_file.seek(0, 2)  # Move to the end of the file
         if csv_log_file.tell() == 0:  # If file is empty, write a header
-          writer.writerow(['Query Key', 'Start Time', 'Execution Time (seconds)', 'Rows Fetched'])
+          writer.writerow(['Query Key', 'Start Time', 'Total Time (s)', 'Rows Fetched'])
         for key, query in queries.items():
           start_time = time.time()
           cur.execute(query)