system sh/stop_dnodes.sh

system sh/deploy.sh -n dnode1 -i 1
system sh/cfg.sh -n dnode1 -c walLevel -v 0
system sh/exec.sh -n dnode1 -s start
sleep 3000
sql connect

$dbPrefix = db
$tbPrefix = tb
$stbPrefix = stb
$tbNum = 1000
$rowNum = 100
$totalNum = $tbNum * $rowNum
$ts0 = 1537146000000
$delta = 600000
$tsu = $rowNum * $delta
$tsu = $tsu - $delta
$tsu = $tsu + $ts0

print ========== alter_tg.sim
$i = 0
$db = $dbPrefix . $i
$stb = $stbPrefix . $i

sql drop database $db -x step1
step1:
sql create database $db 
print ====== create tables
sql use $db
sql create table $stb (ts timestamp, c1 int, c2 bigint, c3 float, c4 double, c5 smallint, c6 tinyint, c7 bool, c8 binary(10), c9 nchar(10)) tags(t1 binary(9), t2 binary(8))

$i = 0
$ts = $ts0
$halfNum = $tbNum / 2
while $i < $tbNum
  $tb = $tbPrefix . $i
  $tgstr = 'tb . $i
  $tgstr = $tgstr . '
  $tgstr1 = 'usr . $i1
  $tgstr1 = $tgstr1 . '
  sql create table $tb using $stb tags( $tgstr , $tgstr1 )
 
  $x = 0
  while $x < $rowNum
    $xs = $x * $delta
    $ts = $ts0 + $xs
    $c = $x / 10
    $c = $c * 10
    $c = $x - $c
    $binary = 'binary . $c
    $binary = $binary . '
    $nchar = 'nchar . $c
    $nchar = $nchar . '
    sql insert into $tb values ( $ts , $c , $c , $c , $c , $c , $c , true, $binary , $nchar ) 
    $x = $x + 1
  endw 

  $i = $i + 1
endw 
print ====== tables created

sleep 2000

sql show tables
if $rows != $tbNum then
  return -1
endi

print ================== alter table add tags
sql alter table $stb add tag t3 int
sql alter table $stb add tag t4 binary(60)

$i = 0
while $i < $tbNum
  $tb = $tbPrefix . $i
  sql insert into $tb (ts, c1) values (now-100a, $i )
  sql alter table $tb set tag t3 = $i
  sql insert into $tb (ts, c1) values (now, $i )
  sql alter table $tb set tag t4 = $i
  $i = $i + 1
endw

print ================== all tags have been changed!
sql select tbname from $stb where t3 = 'NULL'
if $rows != 0 then 
  return -1
endi

print ================== set tag to NULL
sql create table stb1_tg (ts timestamp, c1 int) tags(t1 int,t2 bigint,t3 double,t4 float,t5 smallint,t6 tinyint)
sql create table stb2_tg (ts timestamp, c1 int) tags(t1 bool,t2 binary(10), t3 nchar(10))
sql create table tb1_tg1 using stb1_tg tags(1,2,3,4,5,6)
sql create table tb1_tg2 using stb2_tg tags(true, 'tb1_tg2', '表1标签2')
sql insert into tb1_tg1 values (now,1)
sql insert into tb1_tg2 values (now,1)

sql select * from stb1_tg
if $rows != 1 then
  return -1
endi
if $data01 != 1 then
  return -1
endi
if $data02 != 1 then
  return -1
endi
if $data03 != 2 then
  return -1
endi
if $data04 != 3.000000000 then
  return -1
endi
if $data05 != 4.00000 then
  return -1
endi
if $data06 != 5 then
  return -1
endi
if $data07 != 6 then
  return -1
endi

sql select * from stb2_tg
if $rows != 1 then
  return -1
endi
if $data01 != 1 then
  return -1
endi
if $data02 != 1 then
  return -1
endi
if $data03 != tb1_tg2 then
  return -1
endi
if $data04 != 表1标签2 then
  return -1
endi

sql alter table tb1_tg1 set tag t1 = -1
sql alter table tb1_tg1 set tag t2 = -2
sql alter table tb1_tg1 set tag t3 = -3
sql alter table tb1_tg1 set tag t4 = -4
sql alter table tb1_tg1 set tag t5 = -5
sql alter table tb1_tg1 set tag t6 = -6
sql alter table tb1_tg2 set tag t1 = false
sql alter table tb1_tg2 set tag t2 = 'binary2'
sql alter table tb1_tg2 set tag t3 = '涛思'
sql reset query cache
sql select * from stb1_tg
if $rows != 1 then
  return -1
endi
if $data02 != -1 then
  return -1
endi
if $data03 != -2 then
  return -1
endi
if $data04 != -3.000000000 then
  return -1
endi
if $data05 != -4.00000 then
  return -1
endi
if $data06 != -5 then
  return -1
endi
if $data07 != -6 then
  return -1
endi
sql select * from stb2_tg
if $data02 != 0 then
  return -1
endi
if $data03 != binary2 then
  return -1
endi
if $data04 != 涛思 then
  return -1
endi

sql alter table tb1_tg1 set tag t1 = NULL 
sql alter table tb1_tg1 set tag t2 = NULL
sql alter table tb1_tg1 set tag t3 = NULL
sql alter table tb1_tg1 set tag t4 = NULL
sql alter table tb1_tg1 set tag t5 = NULL
sql alter table tb1_tg1 set tag t6 = NULL
sql alter table tb1_tg2 set tag t1 = NULL
sql alter table tb1_tg2 set tag t2 = NULL
sql alter table tb1_tg2 set tag t3 = NULL
sql reset query cache
sql select * from stb1_tg
if $rows != 1 then
  return -1
endi
if $data02 != NULL then
  return -1
endi
if $data03 != NULL then
  return -1
endi
if $data04 != NULL then
  return -1
endi
if $data05 != NULL then
  return -1
endi
if $data06 != NULL then
  return -1
endi
if $data07 != NULL then
  return -1
endi
sql select * from stb2_tg
if $data02 != NULL then
  return -1
endi

print $data03
if $data03 != NULL then
  return -1
endi
if $data04 != NULL then
  return -1
endi

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