sql connect

$dbPrefix = sr_db
$tbPrefix = sr_tb
$stbPrefix = sr_stb
$ts0 = 1537146000000
print ========== single_row_in_tb_query.sim
$db = $dbPrefix
$stb = $stbPrefix

sql use $db
$tb1 = $tbPrefix . 1

sql select first(ts, c1) from $stb where ts >= $ts0 and ts < now group by t1
if $rows != 1 then
  return -1
endi
if $data00 != @18-09-17 09:00:00.000@ then
  return -1
endi
if $data01 != 1 then
  return -1
endi

sql select last(ts, c1) from $stb where ts >= $ts0 and ts < now group by t1
if $rows != 1 then
  return -1
endi
if $data00 != @18-09-17 09:00:00.000@ then
  return -1
endi
if $data01 != 1 then
  return -1
endi

sql select first(ts, c1), last(c1) from $stb where ts >= $ts0 and ts < now group by t1
if $rows != 1 then
  return -1
endi
if $data00 != @18-09-17 09:00:00.000@ then
  return -1
endi
if $data01 != 1 then
  return -1
endi
if $data02 != 1 then
  return -1
endi

sql select first(ts, c1), last(c2) from $stb where ts >= $ts0 and ts < now group by t1
if $rows != 1 then
  return -1
endi
if $data00 != @18-09-17 09:00:00.000@ then
  return -1
endi
if $data01 != 1 then
  return -1
endi
if $data02 != 2 then
  return -1
endi

sql select first(ts, c1) from $tb1 where ts >= $ts0 and ts < now
if $rows != 1 then
  return -1
endi
if $data00 != @18-09-17 09:00:00.000@ then
  return -1
endi
if $data01 != 1 then
  return -1
endi

sql select last(ts, c1) from $tb1 where ts >= $ts0 and ts < now
if $rows != 1 then
  return -1
endi
if $data00 != @18-09-17 09:00:00.000@ then
  return -1
endi
if $data01 != 1 then
  return -1
endi

sql select first(ts, c1), last(c1) from $tb1 where ts >= $ts0 and ts < now
if $rows != 1 then
  return -1
endi
if $data00 != @18-09-17 09:00:00.000@ then
  return -1
endi
if $data01 != 1 then
  return -1
endi
if $data02 != 1 then
  return -1
endi

sql select first(ts, c1), last(c2) from $tb1 where ts >= $ts0 and ts < now
if $rows != 1 then
  return -1
endi
if $data00 != @18-09-17 09:00:00.000@ then
  return -1
endi
if $data01 != 1 then
  return -1
endi
if $data02 != 2 then
  return -1
endi

#### query a STable and using where clause
sql select first(ts,c1), last(ts,c1), spread(c1), t1 from $stb where ts >= $ts0 and ts < '2018-09-20 00:00:00.000' group by t1
if $rows != 1 then
  return -1
endi
if $data00 != @18-09-17 09:00:00.000@ then
  return -1
endi
if $data01 != 1 then
  return -1
endi
if $data02 != @18-09-17 09:00:00.000@ then
  return -1
endi
if $data03 != 1 then
  return -1
endi
if $data04 != 0.000000000 then
  print expect: 0.00000000 , actual: $data04
  return -1
endi
if $data05 != 1 then
  return -1
endi

sql select _wstart, first(c1), last(c1) from sr_stb where ts >= 1537146000000 and ts < '2018-09-20 00:00:00.000' partition by t1 interval(1d)
if $rows != 1 then
  return -1
endi
if $data00 != @18-09-17 00:00:00.000@ then
  return -1
endi
if $data01 != 1 then
  return -1
endi
if $data02 != 1 then
  return -1
endi

sql select max(c1), min(c1), sum(c1), avg(c1), count(c1), t1 from $stb where c1 > 0 group by t1
if $rows != 1 then
  return -1
endi
if $data00 != 1 then
  return -1
endi
if $data01 != 1 then
  return -1
endi
if $data02 != 1 then
  return -1
endi
if $data03 != 1.000000000 then
  return -1
endi
if $data04 != 1 then
  return -1
endi
if $data05 != 1 then
  return -1
endi

sql select _wstart, first(ts,c1), last(ts,c1) from $tb1 where ts >= $ts0 and ts < '2018-09-20 00:00:00.000' interval(1d)
if $rows != 1 then
  return -1
endi
if $data00 != @18-09-17 00:00:00.000@ then
  return -1
endi
if $data01 != @18-09-17 09:00:00.000@ then
  return -1
endi
if $data02 != 1 then
  return -1
endi
if $data03 != @18-09-17 09:00:00.000@ then
  return -1
endi
if $data04 != 1 then
  return -1
endi

print ===============>safty check TD-4927
sql select first(ts, c1) from sr_stb where ts<1 group by t1;
sql select first(ts, c1) from sr_stb where ts>0 and ts<1;