TDengine/tests/script/tsim/parser/lastrow_query.sim

sql connect

$dbPrefix = lr_db
$tbPrefix = lr_tb
$stbPrefix = lr_stb
$tbNum = 8
$rowNum = 60 * 24
$totalNum = $tbNum * $rowNum
$ts0 = 1537146000000
$delta = 60000
print ========== lastrow_query.sim
$i = 0
$db = $dbPrefix . $i
$stb = $stbPrefix . $i

sql use $db

print ========>TD-3231 last_row with group by column error
sql select last_row(c1) from $stb group by c1;

##### select lastrow from STable with two vnodes, timestamp decreases from tables in vnode0 to tables in vnode1
sql select last_row(*) from $stb
if $rows != 1 then
  return -1
endi
if $data00 != @18-09-25 09:00:00.000@ then
  return -1
endi
if $data01 != 1439 then
  return -1
endi
if $data02 != NULL then
  return -1
endi
if $data03 != 1439.00000 then
  return -1
endi
if $data04 != 1439.000000000 then
  return -1
endi
if $data06 != 31 then
  return -1
endi
if $data07 != 1 then
  return -1
endi
if $data08 != BINARY then
  print expect BINARY actual: $data08
  return -1
endi
if $data09 != NCHAR then
  print expect NCHAR actual: $data09
  return -1
endi

# regression test case 1
sql select count(*) from lr_tb1 where ts>'2018-09-18 08:45:00.1' and ts<'2018-09-18 08:45:00.2'
if $row != 1 then
  return -1
endi

# regression test case 2
sql select count(*) from lr_db0.lr_stb0 where ts>'2018-9-18 8:00:00' and ts<'2018-9-18 14:00:00' interval(1s) fill(NULL);
if $row != 21600 then
  return -1
endi

#regression test case 3
sql select _wstart, t1,t1,count(*),t1,t1 from lr_stb0 where ts>'2018-09-24 00:00:00.000' and ts<'2018-09-25 00:00:00.000' partition by t1 interval(1h) fill(NULL) limit 1
if $row != 2 then
  return -1
endi
if $data01 != 8 then
  return -1
endi
if $data02 != 8 then
  return -1
endi
if  $data03 != NULL then
  return -1
endi

sql select t1,t1,count(*),t1,t1 from lr_stb0 where ts>'2018-09-24 00:00:00.000' and ts<'2018-09-25 00:00:00.000' partition by t1 interval(1h) fill(NULL) limit 9
if $rows != 18 then
  return -1
endi

sql select t1,t1,count(*),t1,t1 from lr_stb0 where ts>'2018-09-24 00:00:00.000' and ts<'2018-09-25 00:00:00.000' partition by t1 interval(1h) fill(NULL) limit 12
if $rows != 24 then
  return -1
endi

sql select t1,t1,count(*),t1,t1 from lr_stb0 where ts>'2018-09-24 00:00:00.000' and ts<'2018-09-25 00:00:00.000' partition by t1 interval(1h) fill(NULL) limit 25
if $rows != 48 then
  return -1
endi

sql select t1,t1,count(*),t1,t1 from lr_stb0 where ts>'2018-09-24 00:00:00.000' and ts<'2018-09-25 00:00:00.000' partition by t1 interval(1h) fill(NULL) limit 25 offset 1
if $rows != 46 then
  return -1
endi

sql select count(*),tbname,t1,t1,tbname from lr_stb0 where ts>'2018-09-24 00:00:00.000' and ts<'2018-09-25 00:00:00.000' partition by tbname, t1 interval(1d) fill(NULL) slimit 2
if $rows != 2 then
  return -1
endi

sql select count(*),tbname,t1,t1,tbname from lr_stb0 where ts>'2018-09-24 00:00:00.000' and ts<'2018-09-25 00:00:00.000' partition by tbname, t1 interval(1d) fill(NULL) slimit 2 soffset 1
if $rows != 1 then
  return -1
endi

sql select count(*),tbname,t1,t1,tbname from lr_stb0 where ts>'2018-09-24 00:00:00.000' and ts<'2018-09-25 00:00:00.000' partition by tbname, t1 interval(1d) fill(NULL) slimit 1
if $rows != 1 then
  return -1
endi

sql select count(*),tbname,t1,t1,tbname from lr_stb0 where ts>'2018-09-24 00:00:00.000' and ts<'2018-09-25 00:00:00.000' partition by tbname, t1 interval(1d) fill(NULL) slimit 1 soffset 1
if $rows != 1 then
  return -1
endi

sql select count(*),tbname,t1,t1,tbname from lr_stb0 where ts>'2018-09-24 00:00:00.000' and ts<'2018-09-25 00:00:00.000' partition by tbname, t1 interval(1d) fill(NULL) slimit 1 soffset 0
if $rows != 1 then
  return -1
endi

sql select t1,t1,count(*),tbname,t1,t1,tbname from lr_stb0 where ts>'2018-09-24 00:00:00.000' and ts<'2018-09-25 00:00:00.000' partition by tbname, t1 interval(1s) fill(NULL) slimit 2 soffset 0 limit 250000 offset 1
if $rows != 172798 then
  return -1
endi

sql select t1,t1,count(*),tbname,t1,t1,tbname from lr_stb0 where ts>'2018-09-24 00:00:00.000' and ts<'2018-09-25 00:00:00.000' partition by tbname, t1 interval(1s) fill(NULL) slimit 1 soffset 0 limit 250000 offset 1
if $rows != 86399 then
  return -1
endi

sql select t1,t1,count(*),t1,t1 from lr_stb0 where ts>'2018-09-24 00:00:00.000' and ts<'2018-09-25 00:00:00.000' partition by t1 interval(1h) fill(NULL) limit 30
if $rows != 48 then
  return -1
endi

sql select t1,t1,count(*),t1,t1 from lr_stb0 where ts>'2018-09-24 00:00:00.000' and ts<'2018-09-25 00:00:00.000' partition by t1 interval(1h) fill(NULL) limit 2
if $rows != 4 then
  return -1
endi

sql select t1,t1,count(*),tbname,t1,t1,tbname from lr_stb0 where ts>'2018-09-24 00:00:00.000' and ts<'2018-09-25 00:00:00.000' partition by tbname, t1 interval(1s) fill(NULL) slimit 1 soffset 1 limit 250000 offset 1
if $rows != 86399 then
  return -1
endi

sql select t1,t1,count(*),t1,t1 from lr_stb0 where ts>'2018-09-24 00:00:00.000' and ts<'2018-09-25 00:00:00.000' partition by t1 interval(1h) fill(NULL) limit 1
if $rows != 2 then
  return -1
endi

sql select t1,t1,count(*),t1,t1 from lr_stb0 where ts>'2018-09-24 00:00:00.000' and ts<'2018-09-25 00:00:00.000' partition by t1 interval(1h) fill(NULL) limit 25 offset 1
if $rows != 46 then
  return -1
endi