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

$dbPrefix = sav_db
$tbPrefix = sav_tb
$stbPrefix = sav_stb
$tbNum = 20
$rowNum = 10
$totalNum = $tbNum * $rowNum
$ts0 = 1537146000000
$delta = 600000
print ========== alter.sim
$i = 0
$db = $dbPrefix
$stb = $stbPrefix

sql drop database if exists $db
sql create database $db
sql use $db
print ====== create tables
sql create table $stb (ts timestamp, c1 int) tags(t1 int, t2 int)

$i = 0
$ts = $ts0
while $i < $tbNum
  $tb = $tbPrefix . $i
  sql create table $tb using $stb tags( $i , 0 )
  $i = $i + 1
  sql insert into $tb values('2015-08-18 00:00:00', 1);
  sql insert into $tb values('2015-08-18 00:06:00', 2);
  sql insert into $tb values('2015-08-18 00:12:00', 3);
  sql insert into $tb values('2015-08-18 00:18:00', 4);
  sql insert into $tb values('2015-08-18 00:24:00', 5);
  sql insert into $tb values('2015-08-18 00:30:00', 6);
endw
$i = 0
$tb = $tbPrefix . $i

print ====== table created

#### select distinct tag
sql select distinct t1 from $stb
if $rows != $tbNum then
  return -1
endi

#### select distinct tag
sql select distinct t2 from $stb
if $rows != 1 then
  print $rows
  return -1
endi

#### select multi normal column
sql select distinct ts, c1  from $stb
if $rows != 6 then
  return -1
endi

#### select multi column
sql select distinct ts from $stb
if $rows != 6 then
  return -1
endi

### select multi normal column
### select distinct multi column on sub table

sql select distinct ts, c1 from $tb
if $rows != 6 then
  return -1
endi

### select distinct
sql drop database $db
sql select * from information_schema.ins_databases
if $rows != 2 then
  return -1
endi

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