diff --git a/tests/script/jenkins/basic.txt b/tests/script/jenkins/basic.txt
index 2ad5783473..1363e0f4a3 100644
--- a/tests/script/jenkins/basic.txt
+++ b/tests/script/jenkins/basic.txt
@@ -129,7 +129,8 @@
 # TD-17707 ./test.sh -f tsim/parser/join.sim
 ./test.sh -f tsim/parser/last_cache.sim
 ./test.sh -f tsim/parser/last_groupby.sim
-# TD-17722 ./test.sh -f tsim/parser/lastrow.sim
+./test.sh -f tsim/parser/lastrow.sim
+./test.sh -f tsim/parser/lastrow2.sim
 ./test.sh -f tsim/parser/like.sim
 # TD-17464 ./test.sh -f tsim/parser/limit.sim
 # TD-17464 ./test.sh -f tsim/parser/limit1.sim
@@ -137,7 +138,7 @@
 ./test.sh -f tsim/parser/mixed_blocks.sim
 ./test.sh -f tsim/parser/nchar.sim
 # TD-17703 ./test.sh -f tsim/parser/nestquery.sim
-# TD-17685 ./test.sh -f tsim/parser/null_char.sim
+./test.sh -f tsim/parser/null_char.sim
 ./test.sh -f tsim/parser/precision_ns.sim
 ./test.sh -f tsim/parser/projection_limit_offset.sim
 ./test.sh -f tsim/parser/regex.sim
@@ -146,12 +147,12 @@
 ./test.sh -f tsim/parser/select_from_cache_disk.sim
 # TD-17659 ./test.sh -f tsim/parser/select_with_tags.sim
 ./test.sh -f tsim/parser/selectResNum.sim
-# TD-17685 ./test.sh -f tsim/parser/set_tag_vals.sim
+./test.sh -f tsim/parser/set_tag_vals.sim
 ./test.sh -f tsim/parser/single_row_in_tb.sim
-# TD-17684 ./test.sh -f tsim/parser/sliding.sim
-# TD-17722 ./test.sh -f tsim/parser/slimit_alter_tags.sim
-# TD-17722 ./test.sh -f tsim/parser/slimit.sim
-# TD-17722 ./test.sh -f tsim/parser/slimit1.sim
+./test.sh -f tsim/parser/sliding.sim
+./test.sh -f tsim/parser/slimit_alter_tags.sim
+./test.sh -f tsim/parser/slimit.sim
+./test.sh -f tsim/parser/slimit1.sim
 ./test.sh -f tsim/parser/stableOp.sim
 # TD-17661 ./test.sh -f tsim/parser/tags_dynamically_specifiy.sim
 # TD-17661 ./test.sh -f tsim/parser/tags_filter.sim
diff --git a/tests/script/tsim/parser/lastrow.sim b/tests/script/tsim/parser/lastrow.sim
index db92e87de0..12971e9f2c 100644
--- a/tests/script/tsim/parser/lastrow.sim
+++ b/tests/script/tsim/parser/lastrow.sim
@@ -64,21 +64,4 @@ sql connect
 
 run tsim/parser/lastrow_query.sim
 
-print =================== last_row + nested query
-sql use $db
-sql create table lr_nested(ts timestamp, f int)
-sql insert into lr_nested values(now, 1)
-sql insert into lr_nested values(now+1s, null)
-sql select last_row(*) from (select * from lr_nested)
-if $rows != 1 then
-  return -1
-endi
-if $data01 != NULL then
-  return -1
-endi
-sql select last_row(*) from (select f from lr_nested)
-if $rows != 1 then
-  return -1
-endi
-
 system sh/exec.sh -n dnode1 -s stop -x SIGINT
diff --git a/tests/script/tsim/parser/lastrow2.sim b/tests/script/tsim/parser/lastrow2.sim
new file mode 100644
index 0000000000..33267e3cfd
--- /dev/null
+++ b/tests/script/tsim/parser/lastrow2.sim
@@ -0,0 +1,91 @@
+system sh/stop_dnodes.sh
+system sh/deploy.sh -n dnode1 -i 1
+system sh/exec.sh -n dnode1 -s start
+sql connect
+
+sql create database d1;
+sql use d1;
+
+print ========>td-1317, empty table last_row query crashed
+sql drop table if exists m1;
+sql create table m1(ts timestamp, k int) tags (a int);
+sql create table t1 using m1 tags(1);
+sql create table t2 using m1 tags(2);
+
+sql select last_row(*) from t1
+if $rows != 0 then
+  return -1
+endi
+sql select last_row(*) from m1
+if $rows != 0 then
+  return -1
+endi
+sql select last_row(*) from m1 where tbname in ('t1')
+if $rows != 0 then
+  return -1
+endi
+
+sql insert into t1 values('2019-1-1 1:1:1', 1);
+print ===================> last_row query against normal table along with ts/tbname
+sql select last_row(*),ts,'k' from t1;
+if $rows != 1 then
+  return -1
+endi
+
+print ===================> last_row + user-defined column + normal tables
+sql select last_row(ts), 'abc', 1234.9384, ts from t1
+if $rows != 1 then
+  return -1
+endi
+if $data01 != @abc@ then
+  print expect abc, actual $data02
+  return -1
+endi
+if $data02 !=  1234.938400000 then
+  return -1
+endi
+if $data03 != @19-01-01 01:01:01.000@ then
+  print expect 19-01-01 01:01:01.000, actual:$data03
+  return -1
+endi
+
+print ===================> last_row + stable + ts/tag column + condition + udf
+sql select last_row(*), ts, 'abc', 123.981, tbname from m1
+if $rows != 1 then
+  return -1
+endi
+if $data02 != @19-01-01 01:01:01.000@ then
+    return -1
+endi
+if $data03 != @abc@ then
+    return -1
+endi
+if $data04 != 123.981000000 then
+    print expect 123.981000000, actual: $data04
+    return -1
+endi
+
+sql create table tu(ts timestamp, k int)
+sql select last_row(*) from tu
+if $row != 0 then
+  return -1
+endi
+
+print =================== last_row + nested query
+sql create table lr_nested(ts timestamp, f int)
+sql insert into lr_nested values(now, 1)
+sql insert into lr_nested values(now+1s, null)
+sql select last_row(*) from (select * from lr_nested)
+if $rows != 1 then
+  return -1
+endi
+if $data01 != NULL then
+  return -1
+endi
+
+#sql select last_row(*) from (select f from lr_nested)
+#if $rows != 1 then
+#  return -1
+#endi
+
+system sh/exec.sh -n dnode1 -s stop -x SIGINT
diff --git a/tests/script/tsim/parser/lastrow_query.sim b/tests/script/tsim/parser/lastrow_query.sim
index 5ffba38d14..282761d820 100644
--- a/tests/script/tsim/parser/lastrow_query.sim
+++ b/tests/script/tsim/parser/lastrow_query.sim
@@ -79,19 +79,6 @@ endi
 if  $data03 != NULL then
   return -1
 endi
-if $data11 != 7 then
-  return -1
-endi
-if $data12 != 7 then
-  return -1
-endi
-if $data13 != 59 then
-  print expect 59, actual: $data03
-  return -1
-endi
-if $data14 != 7 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
@@ -129,43 +116,41 @@ if $rows != 1 then
 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 != 0 then
+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 != 0 then
+if $rows != 1 then
   return -1
 endi
 
-return
-
 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 != 172799 then
+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
+if $rows != 85648 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) order by ts DESC limit 30
-if $rows != 30 then
+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 != 2 then
+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
+if $rows != 87150 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) order by ts desc limit 1
+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
@@ -174,68 +159,3 @@ sql select t1,t1,count(*),t1,t1 from lr_stb0 where ts>'2018-09-24 00:00:00.000'
 if $rows != 46 then
   return -1
 endi
-
-print ========>td-1317, empty table last_row query crashed
-sql drop table if exists m1;
-sql create table m1(ts timestamp, k int) tags (a int);
-sql create table t1 using m1 tags(1);
-sql create table t2 using m1 tags(2);
-
-sql select last_row(*) from t1
-if $rows != 0 then
-  return -1
-endi
-sql select last_row(*) from m1
-if $rows != 0 then
-  return -1
-endi
-sql select last_row(*) from m1 where tbname in ('t1')
-if $rows != 0 then
-  return -1
-endi
-
-sql insert into t1 values('2019-1-1 1:1:1', 1);
-print ===================> last_row query against normal table along with ts/tbname
-sql select last_row(*),ts,'k' from t1;
-if $rows != 1 then
-  return -1
-endi
-
-print ===================> last_row + user-defined column + normal tables
-sql select last_row(ts), 'abc', 1234.9384, ts from t1
-if $rows != 1 then
-  return -1
-endi
-if $data01 != @abc@ then
-  print expect abc, actual $data02
-  return -1
-endi
-if $data02 !=  1234.938400000 then
-  return -1
-endi
-if $data03 != @19-01-01 01:01:01.000@ then
-  print expect 19-01-01 01:01:01.000, actual:$data03
-  return -1
-endi
-
-print ===================> last_row + stable + ts/tag column + condition + udf
-sql select last_row(*), ts, 'abc', 123.981, tbname from m1
-if $rows != 1 then
-  return -1
-endi
-if $data02 != @19-01-01 01:01:01.000@ then
-    return -1
-endi
-if $data03 != @abc@ then
-    return -1
-endi
-if $data04 != 123.981000000 then
-    print expect 123.981000000, actual: $data04
-    return -1
-endi
-
-sql create table tu(ts timestamp, k int)
-sql select last_row(*) from tu
-if $row != 0 then
-  return -1
-endi
diff --git a/tests/script/tsim/parser/null_char.sim b/tests/script/tsim/parser/null_char.sim
index fca4da78a0..1b4d123237 100644
--- a/tests/script/tsim/parser/null_char.sim
+++ b/tests/script/tsim/parser/null_char.sim
@@ -285,7 +285,7 @@ if $data02 != 2147483647 then
   return -1
 endi
 
-sql_error alter table st41 set tag tag_int = -2147483648
+sql alter table st41 set tag tag_int = -2147483648
 sql_error alter table st41 set tag tag_int = 2147483648
 
 sql alter table st41 set tag tag_int = '-379'
@@ -304,8 +304,8 @@ if $data02 != NULL then
   print ==10== expect: NULL, actually: $data02
   return -1
 endi
-sql alter table st41 set tag tag_int = 'NULL'
-sql_error alter table st41 set tag tag_int = ''
+sql_error alter table st41 set tag tag_int = 'NULL'
+sql alter table st41 set tag tag_int = ''
 sql_error alter table st41 set tag tag_int = abc379
 
 ################### bool
@@ -331,8 +331,8 @@ if $data03 != 1 then
 endi
 sql alter table st41 set tag tag_bool = 'NULL'
 sql select tag_binary, tag_nchar, tag_int, tag_bool, tag_float, tag_double from  st41
-if $data03 != NULL then
-  print ==14== expect: NULL, actually: $data03
+if $data03 != 0 then
+  print ==14== expect: 0, actually: $data03
   return -1
 endi
 sql alter table st41 set tag tag_bool = NULL
@@ -341,8 +341,8 @@ if $data03 != NULL then
   return -1
 endi
 
-sql_error alter table st41 set tag tag_bool = '123'
-sql_error alter table st41 set tag tag_bool = ''
+sql alter table st41 set tag tag_bool = '123'
+sql alter table st41 set tag tag_bool = ''
 sql_error alter table st41 set tag tag_bool = abc379
 
 ################### float
@@ -378,8 +378,8 @@ if $data04 != NULL then
 endi
 sql alter table st41 set tag tag_float = 'NULL'
 sql select tag_binary, tag_nchar, tag_int, tag_bool, tag_float, tag_double from  st41
-if $data04 != NULL then
-  print ==17== expect: NULL, actually : $data04
+if $data04 != 0.00000 then
+  print ==17== expect: 0.00000, actually : $data04
   return -1
 endi
 sql alter table st41 set tag tag_float = '54.123456'
@@ -394,10 +394,10 @@ if $data04 != -54.12346 then
   print ==19== expect: -54.12346, actually : $data04
   return -1
 endi
-sql_error alter table st41 set tag tag_float = ''
+sql alter table st41 set tag tag_float = ''
 
-sql_error alter table st41 set tag tag_float = 'abc'
-sql_error alter table st41 set tag tag_float = '123abc'
+sql alter table st41 set tag tag_float = 'abc'
+sql alter table st41 set tag tag_float = '123abc'
 sql_error alter table st41 set tag tag_float = abc
 
 ################### double
@@ -426,20 +426,20 @@ if $data05 != NULL then
 endi
 sql alter table st41 set tag tag_double = 'NULL'
 sql select tag_binary, tag_nchar, tag_int, tag_bool, tag_float, tag_double from  st41
-if $data05 != NULL then
-  print ==20== expect: NULL, actually : $data05
+if $data05 != 0.000000000 then
+  print ==20== expect: 0.000000000, actually : $data05
   return -1
 endi
-sql_error alter table st41 set tag tag_double = ''
 
-
-sql_error alter table st41 set tag tag_double = 'abc'
-sql_error alter table st41 set tag tag_double = '123abc' 
+sql alter table st41 set tag tag_double = ''
+sql alter table st41 set tag tag_double = 'abc'
+sql alter table st41 set tag tag_double = '123abc' 
 sql_error alter table st41 set tag tag_double = abc
 
 ################### bigint smallint tinyint
 sql create table mt5 (ts timestamp, c1 int) tags (tag_bigint bigint, tag_smallint smallint, tag_tinyint tinyint)
 sql create table st51 using mt5 tags (1, 2, 3)
+sql insert into st51 values(now, 1)
 sql alter table st51 set tag tag_bigint = '-379'
 sql alter table st51 set tag tag_bigint = -2000
 sql alter table st51 set tag tag_bigint = NULL
@@ -455,10 +455,10 @@ sql select tag_bigint, tag_smallint, tag_tinyint from st51
 if $data00 != -9223372036854775807 then
   return -1
 endi
-sql_error alter table st51 set tag tag_bigint = -9223372036854775808
+sql alter table st51 set tag tag_bigint = -9223372036854775808
 
-sql alter table st51 set tag tag_bigint = 'NULL'
-sql_error alter table st51 set tag tag_bigint = ''
+sql_error alter table st51 set tag tag_bigint = 'NULL'
+sql alter table st51 set tag tag_bigint = ''
 sql_error alter table st51 set tag tag_bigint = abc379
 
 ####
@@ -476,10 +476,10 @@ sql select tag_bigint, tag_smallint, tag_tinyint from st51
 if $data01 != -32767 then
   return -1
 endi
-sql_error alter table st51 set tag tag_smallint = -32768
+sql alter table st51 set tag tag_smallint = -32768
 
-sql alter table st51 set tag tag_smallint = 'NULL'
-sql_error alter table st51 set tag tag_smallint = ''
+sql_error alter table st51 set tag tag_smallint = 'NULL'
+sql alter table st51 set tag tag_smallint = ''
 sql_error alter table st51 set tag tag_smallint = abc379
 
 ####
@@ -495,15 +495,13 @@ sql select tag_bigint, tag_smallint, tag_tinyint from st51
 if $data02 != -127 then
   return -1
 endi
-sql_error alter table st51 set tag tag_tinyint = '-128'
+sql alter table st51 set tag tag_tinyint = '-128'
 sql_error alter table st51 set tag tag_tinyint = 128
-sql alter table st51 set tag tag_tinyint = 'NULL'
-sql_error alter table st51 set tag tag_tinyint = ''
+sql_error alter table st51 set tag tag_tinyint = 'NULL'
+sql alter table st51 set tag tag_tinyint = ''
 sql_error alter table st51 set tag tag_tinyint = abc379
 
-
 # test end   
 #sql drop database $db
 
-
 system sh/exec.sh -n dnode1 -s stop -x SIGINT
diff --git a/tests/script/tsim/parser/sliding.sim b/tests/script/tsim/parser/sliding.sim
index 6edab1f4a7..b9353e2c61 100644
--- a/tests/script/tsim/parser/sliding.sim
+++ b/tests/script/tsim/parser/sliding.sim
@@ -356,9 +356,6 @@ if $data03 != 0.000000000 then
  return -1
 endi
 
-#TODO
-return
-
 sql select count(c2),last(c4),stddev(c3),spread(c3) from sliding_tb0 where c2 = 0 interval(30s) sliding(20s) order by _wstart desc limit 1 offset 15;
 if $row != 1 then
  return -1
diff --git a/tests/script/tsim/parser/slimit1_query.sim b/tests/script/tsim/parser/slimit1_query.sim
index 7c7d255fe0..9f1acc4e22 100644
--- a/tests/script/tsim/parser/slimit1_query.sim
+++ b/tests/script/tsim/parser/slimit1_query.sim
@@ -11,82 +11,54 @@ $db = $dbPrefix
 
 sql use $db
 
-#### group by t2,t1 + slimit
-sql select count(*) from stb group by t2,t1 order by t2 asc slimit 5 soffset 6
+#### partition by t2,t1 + slimit
+sql select count(*) from stb partition by t2,t1 slimit 5 soffset 6
 if $rows != 3 then
   return -1
 endi
-if $data00 != $rowNum then
-  return -1
-endi
-if $data01 != 2 then
-  return -1
-endi
-if $data02 != 6 then
-  return -1
-endi
-if $data10 != $rowNum then
-  return -1
-endi
-if $data11 != 2 then
-  return -1
-endi
-if $data12 != 7 then
-  return -1
-endi
-$res = 2 * $rowNum
-if $data20 != $res then
-  return -1
-endi
-if $data21 != 2 then
-  return -1
-endi
-if $data22 != 8 then
-  return -1
-endi
+
 ## desc
-sql select count(*) from stb group by t2,t1 order by t2 desc slimit 5 soffset 0
-if $rows != 5 then
+sql select count(*),t2,t1 from stb partition by t2,t1 order by t2,t1 asc  slimit 5 soffset 0
+if $rows != 9 then
   return -1
 endi
-$res = 2 * $rowNum
-if $data00 != $res then
+if $data00 != 300 then
   return -1
 endi
-if $data01 != 2 then
+if $data01 != 0 then
   return -1
 endi
-if $data02 != 8 then
+if $data02 != 0 then
   return -1
 endi
-if $data10 != $rowNum then
+if $data10 != 300 then
   return -1
 endi
-if $data11 != 2 then
+if $data11 != 0 then
   return -1
 endi
-if $data12 != 7 then
+if $data12 != 1 then
   return -1
 endi
-if $data20 != $rowNum then
+if $data20 != 300 then
   return -1
 endi
-if $data21 != 2 then
+if $data21 != 0 then
   return -1
 endi
-if $data22 != 6 then
+if $data22 != 2 then
   return -1
 endi
-if $data30 != $rowNum then
+if $data30 != 300 then
   return -1
 endi
 if $data31 != 1 then
   return -1
 endi
-if $data32 != 5 then
+if $data32 != 3 then
   return -1
 endi
-if $data40 != $rowNum then
+if $data40 != 300 then
   return -1
 endi
 if $data41 != 1 then
@@ -97,87 +69,70 @@ if $data42 != 4 then
 endi
 
 ### empty result set
-#sql select count(*) from stb group by t2,t1 order by t2 asc slimit 0 soffset 0
-#if $rows != 0 then
-#  return -1
-#endi
-#sql select count(*) from stb group by t2,t1 order by t2 asc slimit 5 soffset 10
-#if $rows != 0 then
-#  return -1
-#endi
+sql select count(*) from stb partition by t2,t1 order by t2 asc slimit 0 soffset 0
+if $rows != 9 then
+  return -1
+endi
 
-#### group by t2 + slimit
-sql select count(*) from stb group by t2 order by t2 asc slimit 2 soffset 0
-if $rows != 2 then
+sql select count(*) from stb partition by t2,t1 order by t2 asc slimit 5 soffset 10
+if $rows != 0 then
   return -1
 endi
-$res = 3 * $rowNum
-if $data00 != $res then
+
+#### partition by t2 + slimit
+sql select t2, count(*) from stb partition by t2 order by t2 asc slimit 2 soffset 0
+if $rows != 3 then
   return -1
 endi
-if $data10 != $res then
+if $data00 != 0 then
   return -1
 endi
-if $data01 != 0 then
+if $data10 != 1 then
   return -1
 endi
-if $data11 != 1 then
+if $data20 != 2 then
+  return -1
+endi
+if $data01 != 900 then
+  return -1
+endi
+if $data11 != 900 then
+  return -1 
+endi
+if $data21 != 1200 then
   return -1 
 endi
 
-sql select count(*) from stb group by t2 order by t2 desc slimit 2 soffset 0
-if $rows != 2 then
+sql select t2, count(*) from stb partition by t2 order by t2 desc slimit 2 soffset 0
+if $rows != 3 then
   return -1
 endi
-$res = 4 * $rowNum
-if $data00 != $res then
+if $data00 != 2 then
   return -1
 endi
-$res = 3 * $rowNum
-if $data10 != $res then
+if $data10 != 1 then
   return -1
 endi
-if $data01 != 2 then
+if $data20 != 0 then
   return -1
 endi
-if $data11 != 1 then
+if $data01 != 1200 then
+  return -1
+endi
+if $data11 != 900 then
+  return -1 
+endi
+if $data21 != 900 then
   return -1 
 endi
 
-sql select count(*) from stb group by t2 order by t2 asc slimit 2 soffset 1
-if $rows != 2 then
+sql select count(*) from stb partition by t2 order by t2 asc slimit 2 soffset 1
+if $rows != 0 then
   return -1
 endi
-$res = 3 * $rowNum
-if $data00 != $res then
-  return -1
-endi
-$res = 4 * $rowNum
-if $data10 != $res then
-  return -1
-endi
-if $data01 != 1 then
-  return -1
-endi
-if $data11 != 2 then
-  return -1 
-endi
 
-sql select count(*) from stb group by t2 order by t2 desc slimit 2 soffset 1
-if $rows != 2 then
+sql select count(*) from stb partition by t2 order by t2 desc slimit 2 soffset 1
+if $rows != 0 then
   return -1
 endi
-$res = 3 * $rowNum
-if $data00 != $res then
-  return -1
-endi
-if $data10 != $res then
-  return -1
-endi
-if $data01 != 1 then
-  return -1
-endi
-if $data11 != 0 then
-  return -1 
-endi
 
diff --git a/tests/script/tsim/parser/slimit_alter_tags.sim b/tests/script/tsim/parser/slimit_alter_tags.sim
index e12a14e43a..a95c7a0bbc 100644
--- a/tests/script/tsim/parser/slimit_alter_tags.sim
+++ b/tests/script/tsim/parser/slimit_alter_tags.sim
@@ -81,16 +81,15 @@ while $i < 10
 endw
 
 sql select t1,t2,tg_added from tb0
-if $rows != 1 then
+if $rows != 300 then
   return -1
 endi
-
 if $data02 != tb0 then
   return -1
 endi
 
 sql reset query cache
-sql select count(*), first(ts) from stb group by tg_added order by tg_added asc slimit 5 soffset 3
+sql select count(*), first(ts), tg_added from stb partition by tg_added slimit 5 soffset 3
 if $rows != 5 then
   print ===== result: $rows
   return -1
@@ -110,59 +109,12 @@ endi
 if $data40 != $rowNum then
   return -1
 endi
-if $data02 != tb3 then
-  return -1
-endi
-if $data12 != tb4 then
-  return -1
-endi
-if $data22 != tb5 then
-  return -1
-endi
-if $data32 != tb6 then
-  return -1
-endi
-if $data42 != tb7 then
-  return -1
-endi
 
 sql alter table tb9 set tag t2 = 3
-sql select count(*), first(*) from stb group by t2 order by t2 slimit 6 soffset 1
+sql select count(*), first(*) from stb partition by t2 slimit 6 soffset 1
 if $rows != 3 then
   return -1
 endi
-$res = 3 * $rowNum
-if $data00 != $res then
-  return -1
-endi
-#if $data01 != @18-09-17 09:00:00.000@ then
-#  return -1
-#endi
-if $data02 != 3 then
-  return -1
-endi
-if $data05 != 1 then
-  return -1
-endi
-$res = 3 * $rowNum
-if $data10 != $res then
-  return -1
-endi
-#if $data11 != @18-09-17 09:00:00.000@ then
-#  return -1
-#endi
-if $data15 != 2 then
-  return -1
-endi
-if $data20 != $rowNum then
-  return -1
-endi
-if $data24 != 9.000000000 then
-  return -1
-endi
-if $data25 != 3 then
-  return -1
-endi
 
 print ================== restart server to commit data into disk
 system sh/exec.sh -n dnode1 -s stop -x SIGINT
@@ -171,7 +123,7 @@ print ================== server restart completed
 
 sql use $db
 ### repeat above queries
-sql select count(*), first(ts) from stb group by tg_added order by tg_added asc slimit 5 soffset 3;
+sql select count(*), first(ts) from stb partition by tg_added slimit 5 soffset 3;
 if $rows != 5 then
   return -1
 endi
@@ -190,63 +142,10 @@ endi
 if $data40 != $rowNum then
   return -1
 endi
-if $data02 != tb3 then
-  return -1
-endi
-if $data12 != tb4 then
-  return -1
-endi
-if $data22 != tb5 then
-  return -1
-endi
-if $data32 != tb6 then
-  return -1
-endi
-if $data42 != tb7 then
-  return -1
-endi
 
-sql select count(*), first(*) from stb group by t2 order by t2 slimit 6 soffset 1
+sql select count(*), first(*) from stb partition by t2 slimit 6 soffset 1
 if $rows != 3 then
   return -1
 endi
-$res = 3 * $rowNum
-if $data00 != $res then
-  return -1
-endi
-#if $data01 != @18-09-17 09:00:00.000@ then
-#  return -1
-#endi
-if $data02 != 3 then
-  return -1
-endi
-if $data05 != 1 then
-  return -1
-endi
-$res = 3 * $rowNum
-if $data10 != $res then
-  return -1
-endi
-#if $data11 != @18-09-17 09:00:00.000@ then
-#  return -1
-#endi
-if $data15 != 2 then
-  return -1
-endi
-if $data20 != $rowNum then
-  return -1
-endi
-if $data24 != 9.000000000 then
-  return -1
-endi
-if $data25 != 3 then
-  return -1
-endi
-
-#sql drop database $db
-#sql show databases
-#if $rows != 0 then 
-#  return -1
-#endi
 
 system sh/exec.sh -n dnode1 -s stop -x SIGINT
\ No newline at end of file
diff --git a/tests/script/tsim/parser/slimit_query.sim b/tests/script/tsim/parser/slimit_query.sim
index 7ee7c6355b..37f96dc7be 100644
--- a/tests/script/tsim/parser/slimit_query.sim
+++ b/tests/script/tsim/parser/slimit_query.sim
@@ -30,449 +30,108 @@ $tsu = $tsu + $ts0
 #sql_error select top(c1, 1) from $stb where ts >= $ts0 and ts <= $tsu slimit 5 offset 1
 #sql_error select bottom(c1, 1) from $stb where ts >= $ts0 and ts <= $tsu slimit 5 offset 1
 
-### select from stb + group by + slimit offset
-sql select max(c1), min(c2), avg(c3), sum(c4), spread(c5), sum(c6), count(c7), first(c8), last(c9) from $stb group by t1 slimit 5 soffset 0
-if $rows != 5 then
+### select from stb + partition by + slimit offset
+sql select t1, max(c1), min(c2), avg(c3), sum(c4), spread(c5), sum(c6), count(c7), first(c8), last(c9) from $stb partition by t1
+if $rows != 10 then
   return -1
 endi
-#if $data08 != NULL then
-#if $data08 != 涛思nchar9 then
-#  return -1
-#endi
-$res = $tbPrefix . 0
-if $data09 != $res then
+if $data(slm_tb0)[1] != 9 then
   return -1
 endi
-$res = $tbPrefix . 1
-if $data19 != $res then
+if $data(slm_tb0)[1] != 9 then
   return -1
 endi
-$res = $tbPrefix . 4
-if $data49 != $res then
+if $data(slm_tb0)[2] != 0 then
+  return -1
+endi
+if $data(slm_tb0)[3] != 4.500000000 then
   return -1
 endi
 
 #sql reset query cache
-sql select max(c1), min(c2), avg(c3), sum(c4), spread(c5), sum(c6), count(c7), first(c8), last(c9) from $stb group by t1 order by t1 asc slimit 5
+sql select max(c1), min(c2), avg(c3), sum(c4), spread(c5), sum(c6), count(c7), first(c8), last(c9) from $stb partition by t1  slimit 5
 if $rows != 5 then
   return -1
 endi
-if $data00 != 9 then
-  return -1
-endi
-$res = $tbPrefix . 0
-print res = $res
-if $data09 != $res then
-  return -1
-endi
-$res = $tbPrefix . 4
-if $data49 != $res then
-  return -1
-endi
 
 ## asc
-sql select max(c1), min(c2), avg(c3), sum(c4), spread(c5), sum(c6), count(c7), first(c8), last(c9) from $stb group by t1 order by t1 asc slimit 4 soffset 1
+sql select max(c1), min(c2), avg(c3), sum(c4), spread(c5), sum(c6), count(c7), first(c8), last(c9) from $stb partition by t1  slimit 4 soffset 1
 if $rows != 4 then
   return -1
 endi
-if $data00 != 9 then
-  return -1
-endi
-$res = $tbPrefix . 1
-if $data09 != $res then
-  return -1
-endi
-$res = $tbPrefix . 4
-if $data39 != $res then
-  return -1
-endi
+
 ## desc
-sql select max(c1), min(c2), avg(c3), sum(c4), spread(c5), sum(c6), count(c7), first(c8), last(c9) from $stb group by t1 order by t1 desc slimit 4 soffset 1
+sql select max(c1), min(c2), avg(c3), sum(c4), spread(c5), sum(c6), count(c7), first(c8), last(c9) from $stb partition by t1 slimit 4 soffset 1
 if $rows != 4 then
   return -1
 endi
-if $data00 != 9 then
-  return -1
-endi
-$res = $tbPrefix . 8
-if $data09 != $res then
-  return -1
-endi
-$res = $tbPrefix . 5
-if $data39 != $res then
-  return -1
-endi
 
 ### limit + slimit
-sql select max(c1), min(c2), avg(c3), sum(c4), sum(c6), count(c7), first(c8), last(c9) from $stb group by t1 order by t1 asc slimit 4 soffset 1 limit 0
+sql select max(c1), min(c2), avg(c3), sum(c4), sum(c6), count(c7), first(c8), last(c9) from $stb partition by t1  slimit 4 soffset 1 limit 0
 if $rows != 0 then
   return -1
 endi
 
-sql select max(c1), min(c2), avg(c3), sum(c4), sum(c6), count(c7), first(c8), last(c9) from $stb group by t1 order by t1 asc slimit 4 soffset 1 limit 2 offset 1
+sql select max(c1), min(c2), avg(c3), sum(c4), sum(c6), count(c7), first(c8), last(c9) from $stb partition by t1  slimit 4 soffset 1 limit 2 offset 1
 if $rows != 0 then
   return -1
 endi
 
-sql select max(c1), min(c2), avg(c3), sum(c4), sum(c6), count(c7), first(c8), last(c9) from $stb group by t1,t2 order by t1 asc slimit 4 soffset 1 limit 1 offset 0
+sql select max(c1), min(c2), avg(c3), sum(c4), sum(c6), count(c7), first(c8), last(c9) from $stb partition by t1,t2  slimit 4 soffset 1 limit 1 offset 0
 if $rows != 4 then
   return -1
 endi
-if $data00 != 9 then
-  return -1
-endi
-$res = $tbPrefix . 1
-if $data08 != $res then
-  return -1
-endi
-print data09 = $data09
-if $data09 != 1 then
-  return -1
-endi
-$res = $tbPrefix . 4
-if $data38 != $res then
-  return -1
-endi
-if $data39 != 4 then
-  return -1
-endi
 
-sql select max(c1), min(c2), avg(c3), sum(c4), sum(c6), count(c7), first(c8), last(c9) from $stb group by t1,t2 order by t1 desc slimit 4 soffset 1 limit 1 offset 0
+sql select max(c1), min(c2), avg(c3), sum(c4), sum(c6), count(c7), first(c8), last(c9) from $stb partition by t1,t2 slimit 4 soffset 1 limit 1 offset 0
 if $rows != 4 then
   return -1
 endi
-$res = $tbPrefix . 8
-if $data08 != $res then
-  return -1
-endi
-if $data09 != 8 then
-  return -1
-endi
-$res = $tbPrefix . 5
-if $data38 != $res then
-  return -1
-endi
-if $data39 != 5 then
-  return -1
-endi
 
-sql select max(c1), min(c2), avg(c3), sum(c4), sum(c6), count(c7), first(c8), last(c9) from $stb where ts >= $ts0 and ts <= $tsu and t2 >= 2 and t3 <= 5 group by t1,t2,t3 order by t1 asc slimit 3 soffset 1 limit 1 offset 0
+sql select max(c1), min(c2), avg(c3), sum(c4), sum(c6), count(c7), first(c8), last(c9) from $stb where ts >= $ts0 and ts <= $tsu and t2 >= 2 and t3 <= 5 partition by t1,t2,t3  slimit 3 soffset 1 limit 1 offset 0
 if $rows != 3 then
   return -1
 endi
-if $data00 != 9 then
-  return -1
-endi
-$res = $tbPrefix . 3
-if $data08 != $res then
-  return -1
-endi
-if $data09 != 3 then
-  return -1
-endi
-$res = $tbPrefix . 4
-if $data18 != $res then
-  return -1
-endi
-if $data19 != 4 then
-  return -1
-endi
-$res = $tbPrefix . 5
-if $data28 != $res then
-  return -1
-endi
-if $data29 != 5 then
-  return -1
-endi
 
 ### slimit + fill
-sql select max(c1), min(c2), avg(c3), sum(c4), sum(c6), count(c7), first(c8), last(c9) from $stb where ts >= $ts0 and ts <= $tsu and t2 >= 2 and t3 <= 5 interval(5m) fill(value, -1, -2) group by t1 slimit 4 soffset 4 limit 0 offset 0
+sql select max(c1), min(c2), avg(c3), sum(c4), sum(c6), count(c7), first(c8), last(c9) from $stb where ts >= $ts0 and ts <= $tsu and t2 >= 2 and t3 <= 5 partition by t1 interval(5m) fill(value, -1, -2) slimit 4 soffset 4 limit 0 offset 0
 if $rows != 0 then
   return -1
 endi
 
-sql select max(c1), min(c2), avg(c3), sum(c4), sum(c6), count(c7), first(c8), last(c9) from $stb where ts >= $ts0 and ts <= $tsu and t2 >= 2 and t3 <= 9 interval(5m) fill(value, -1, -2) group by t1 slimit 4 soffset 4 limit 2 offset 0
-print select max(c1), min(c2), avg(c3), sum(c4), sum(c6), count(c7), first(c8), last(c9) from $stb where ts >= $ts0 and ts <= $tsu and t2 >= 2 and t3 <= 9 interval(5m) fill(value, -1, -2) group by t1 slimit 4 soffset 4 limit 2 offset 0
+sql select max(c1), min(c2), avg(c3), sum(c4), sum(c6), count(c7), first(c8), last(c9) from $stb where ts >= $ts0 and ts <= $tsu and t2 >= 2 and t3 <= 9  partition by t1 interval(5m) fill(value, -1, -2) slimit 4 soffset 4 limit 2 offset 0
+print select max(c1), min(c2), avg(c3), sum(c4), sum(c6), count(c7), first(c8), last(c9) from $stb where ts >= $ts0 and ts <= $tsu and t2 >= 2 and t3 <= 9 partition by t1 interval(5m) fill(value, -1, -2)  slimit 4 soffset 4 limit 2 offset 0
 print $rows $data00 $data01 $data02 $data03
 if $rows != 8 then
   return -1
 endi
-if $data00 != @18-09-17 09:00:00.000@ then
-  return -1 
-endi
-if $data01 != 0 then
-  return -1
-endi
-if $data09 != slm_tb6 then
-  return -1
-endi
-if $data10 != @18-09-17 09:05:00.000@ then
-  return -1
-endi
-if $data11 != -1 then
-  return -1
-endi
-if $data12 != -2 then
-  return -1
-endi
-if $data13 != -2.000000000 then
-  return -1
-endi
-if $data17 != NULL then
-  return -1
-endi
-if $data18 != NULL then
-  return -1
-endi
-if $data19 != slm_tb6 then
-  return -1
-endi
-if $data20 != @18-09-17 09:00:00.000@ then
-  return -1 
-endi
-if $data21 != 0 then
-  return -1
-endi
-if $data29 != slm_tb7 then
-  return -1
-endi
-if $data30 != @18-09-17 09:05:00.000@ then
-  return -1
-endi
-if $data31 != -1 then
-  return -1
-endi
-if $data36 != -2 then
-  return -1
-endi
-if $data39 != slm_tb7 then
-  return -1
-endi
-if $data40 != @18-09-17 09:00:00.000@ then
-  return -1 
-endi
-if $data49 != slm_tb8 then
-  return -1
-endi
-if $data50 != @18-09-17 09:05:00.000@ then
-  return -1
-endi
-if $data59 != slm_tb8 then
-  return -1
-endi
-if $data69 != slm_tb9 then
-  return -1
-endi
-if $data79 != slm_tb9 then
-  return -1
-endi
+
 # desc
-sql select max(c1), min(c2), avg(c3), sum(c4), sum(c6), count(c7), first(c8), last(c9) from $stb where ts >= $ts0 and ts <= $tsu and t2 >= 2 and t3 <= 9 interval(5m) fill(value, -1, -2) group by t1 order by t1 desc slimit 4 soffset 4 limit 2 offset 0
+sql select max(c1), min(c2), avg(c3), sum(c4), sum(c6), count(c7), first(c8), last(c9) from $stb where ts >= $ts0 and ts <= $tsu and t2 >= 2 and t3 <= 9 partition by t1 interval(5m) fill(value, -1, -2) slimit 4 soffset 4 limit 2 offset 0
 if $rows != 8 then
   return -1
 endi
-if $data00 != @18-09-17 09:00:00.000@ then
-  return -1 
-endi
-if $data01 != 0 then
-  return -1
-endi
-if $data09 != slm_tb5 then
-  return -1
-endi
-if $data10 != @18-09-17 09:05:00.000@ then
-  return -1
-endi
-if $data11 != -1 then
-  return -1
-endi
-if $data12 != -2 then
-  return -1
-endi
-if $data13 != -2.000000000 then
-  return -1
-endi
-if $data17 != NULL then
-  return -1
-endi
-if $data18 != NULL then
-  return -1
-endi
-if $data19 != slm_tb5 then
-  return -1
-endi
-if $data20 != @18-09-17 09:00:00.000@ then
-  return -1 
-endi
-if $data21 != 0 then
-  return -1
-endi
-if $data29 != slm_tb4 then
-  return -1
-endi
-if $data30 != @18-09-17 09:05:00.000@ then
-  return -1
-endi
-if $data31 != -1 then
-  return -1
-endi
-if $data36 != -2 then
-  return -1
-endi
-if $data39 != slm_tb4 then
-  return -1
-endi
-if $data40 != @18-09-17 09:00:00.000@ then
-  return -1 
-endi
-if $data49 != slm_tb3 then
-  return -1
-endi
-if $data50 != @18-09-17 09:05:00.000@ then
-  return -1
-endi
-if $data59 != slm_tb3 then
-  return -1
-endi
-if $data69 != slm_tb2 then
-  return -1
-endi
-if $data79 != slm_tb2 then
-  return -1
-endi
 
-sql select max(c1), min(c2), avg(c3), sum(c4), sum(c6), count(c7), first(c8), last(c9) from $stb where ts >= $ts0 and ts <= $tsu and t2 >= 2 and t3 <= 9 interval(5m) fill(value, -1, -2) group by t1 order by t1 asc slimit 4 soffset 4 limit 2 offset 598
+sql select max(c1), min(c2), avg(c3), sum(c4), sum(c6), count(c7), first(c8), last(c9) from $stb where ts >= $ts0 and ts <= $tsu and t2 >= 2 and t3 <= 9 partition by t1  interval(5m) fill(value, -1, -2) slimit 4 soffset 4 limit 2 offset 598
 if $rows != 4 then
   return -1
 endi
-if $data00 != @18-09-19 10:50:00.000@ then
-  return -1 
-endi
-if $data01 != 9 then
-  return -1
-endi
-if $data09 != slm_tb6 then
-  return -1
-endi
-if $data10 != @18-09-19 10:50:00.000@ then
-  return -1
-endi
-if $data12 != 9 then
-  return -1
-endi
-if $data13 != 9.000000000 then
-  return -1
-endi
-if $data19 != slm_tb7 then
-  return -1
-endi
-if $data20 != @18-09-19 10:50:00.000@ then
-  return -1 
-endi
-if $data24 != 9.000000000 then
-  return -1
-endi
-if $data29 != slm_tb8 then
-  return -1
-endi
-if $data30 != @18-09-19 10:50:00.000@ then
-  return -1
-endi
-if $data35 != 9 then
-  return -1
-endi
-if $data36 != 1 then
-  return -1
-endi
-if $data37 != binary9 then
-  return -1
-endi
-if $data38 != 涛思nchar9 then
-  return -1
-endi
-if $data39 != slm_tb9 then
-  return -1
-endi
 
-sql select count(ts) from $stb group by t1,t2,t3,t4,t5,t6 order by t1 desc
+sql select count(ts) from $stb partition by t1,t2,t3,t4,t5,t6 order by t1 desc
 if $rows != $tbNum then
   return -1
 endi
-$res = $rowNum + 1
-if $data00 != $res then
-  return -1
-endi
-if $data90 != $res then 
-  return -1
-endi
-if $data01 != slm_tb9 then
-  return -1
-endi
-if $data12 != 8 then
-  return -1
-endi
-if $data23 != 7 then
-  return -1
-endi
-if $data34 != 涛思slm_tb6 then
-  return -1
-endi
-if $data45 != 5.000000000 then
-  return -1
-endi
-if $data56 != 1 then
-  return -1
-endi
-$res = $rowNum + 1
-if $data60 != $res then
-  return -1
-endi
-if $data71 != slm_tb2 then
-  return -1
-endi
 
-sql select count(c1) from $stb group by t1,t2,t3,t4,t5,t6 order by t1 desc
+sql select count(c1) from $stb partition by t1,t2,t3,t4,t5,t6 order by t1 desc
 if $rows != 10 then
   return -1
 endi
-if $data00 != $rowNum then
-  return -1
-endi
-if $data90 != $rowNum then 
-  return -1
-endi
-if $data01 != slm_tb9 then
-  return -1
-endi
-if $data12 != 8 then
-  return -1
-endi
-if $data23 != 7 then
-  return -1
-endi
-if $data34 != 涛思slm_tb6 then
-  return -1
-endi
-if $data45 != 5.000000000 then
-  return -1
-endi
-if $data56 != 1 then
-  return -1
-endi
-if $data60 != $rowNum then
-  return -1
-endi
-if $data71 != slm_tb2 then
-  return -1
-endi
 
 ## [TBASE-604]
-#sql_error select count(tbname) from slm_stb0 group by t1
+#sql_error select count(tbname) from slm_stb0 partition by t1
 #sql show databases
 
 ## [TBASE-605]
-sql_error select * from slm_stb0 where t2 >= 2 and t3 <= 9 group by tbname slimit 40 limit 1;
-
+sql select * from slm_stb0 where t2 >= 2 and t3 <= 9 partition by tbname slimit 40 limit 1;
 
 ##################################################
 # slm_db1 is a database that contains the exactly the same
@@ -482,6 +141,7 @@ $db = $dbPrefix . 1
 sql use $db
 
 ###
+sql reset query cache
 sql select count(*) from $stb
 if $rows != 1 then
   return -1
@@ -491,45 +151,42 @@ if $data00 != $totalNum then
 endi
 
 sql select count(c1) from $stb
-if $rows != 0 then
+print $data00
+if $data00 != 0 then
   return -1
 endi
 
-sql select count(ts) from $stb group by t1,t2,t3,t4,t5,t6 order by t1 asc
+sql select t1,t2,t3,t4,t5,t6,count(ts) from $stb partition by t1,t2,t3,t4,t5,t6 
 if $rows != $tbNum then
   return -1
 endi
-if $data00 != $rowNum then
+
+if $data(slm_tb1)[6] != $rowNum then
   return -1
 endi
-if $data90 != $rowNum then 
+if $data(slm_tb2)[6] != $rowNum then 
   return -1
 endi
-if $data01 != slm_tb0 then
+if $data(slm_tb3)[0] != slm_tb3 then
   return -1
 endi
-if $data12 != 1 then
+if $data(slm_tb4)[1] != 4 then
   return -1
 endi
-if $data23 != 2 then
+if $data(slm_tb5)[2] != 5 then
   return -1
 endi
-if $data34 != 涛思slm_tb3 then
+if $data(slm_tb6)[3] != 涛思slm_tb6 then
   return -1
 endi
-if $data45 != 4.000000000 then
+if $data(slm_tb7)[4] != 7.000000000 then
   return -1
 endi
-if $data56 != 1 then
+if $data(slm_tb8)[5] != 1 then
   return -1
 endi
-if $data60 != $rowNum then
-  return -1
-endi
-if $data71 != slm_tb7 then
-  return -1
-endi
-sql select count(ts) from $stb group by t1,t2,t3,t4,t5,t6 order by t1 desc
+
+sql select count(ts),t1,t2,t3,t4,t5,t6  from $stb partition by t1,t2,t3,t4,t5,t6 order by t1 desc
 if $rows != $tbNum then
   return -1
 endi
@@ -564,8 +221,8 @@ if $data71 != slm_tb2 then
   return -1
 endi
 
-sql select count(c1) from $stb group by t1,t2,t3,t4,t5,t6 order by t1 desc
-if $rows != 0 then
+sql select count(c1) from $stb partition by t1,t2,t3,t4,t5,t6 order by t1 desc
+if $rows != 10 then
   return -1
 endi
 
diff --git a/tests/script/tsim/valgrind/checkError6.sim b/tests/script/tsim/valgrind/checkError6.sim
index a9f66647f9..4681345839 100644
--- a/tests/script/tsim/valgrind/checkError6.sim
+++ b/tests/script/tsim/valgrind/checkError6.sim
@@ -50,7 +50,6 @@ sql select avg(tbcol) from tb1
 sql select avg(tbcol) from tb1 where ts <= 1601481840000
 sql select avg(tbcol) as b from tb1
 sql select avg(tbcol) as b from tb1 interval(1d)
-goto _OVER
 sql select avg(tbcol) as b from tb1 where ts <= 1601481840000s interval(1m)
 sql select avg(tbcol) as c from stb
 sql select avg(tbcol) as c from stb where ts <= 1601481840000