data=my_instance.query("select query,db,last_seen,exec_count,max_latency,avg_latency from sys.statement_analysis order by exec_count desc, last_seen desc limit 20")
data=my_instance.query("select query,db,last_seen,exec_count,max_latency,avg_latency from sys.statement_analysis order by exec_count desc, last_seen desc limit 20")