system sh/stop_dnodes.sh
system sh/deploy.sh -n dnode1 -i 1
system sh/exec.sh -n dnode1 -s start
sql connect

sql drop database if exists test2;
sql create database test2;
sql use test2;
sql create table s(ts timestamp,v double) tags(id nchar(16));
sql create table t using s tags('11') ;
sql insert into t values(now,null);
sql select APERCENTILE(v,50,'t-digest') as k from s where ts > now-1d and ts < now interval(1h);
if $rows != 1 then
  return -1
endi
if $data00 != NULL then
  return -1
endi

sql select APERCENTILE(v,50) as k from s where ts > now-1d and ts < now interval(1h);
if $rows != 1 then
  return -1
endi
if $data00 != NULL then
  return -1
endi

sql select APERCENTILE(v,50) as k from s where ts > now-1d and ts < now interval(1h);
if $rows != 1 then
  return -1
endi
if $data00 != NULL then
  return -1
endi

system sh/exec.sh -n dnode1 -s stop -x SIGINT