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

print ========== prepare stb and ctb
sql create database db vgroups 1
sql create table db.stb (ts timestamp, c1 int, c2 binary(4), c3 int, c4 bigint, c5 int, c6 int) tags(t1 int, t2 float, t3 binary(16)) comment "abd"
sql create table db.ctb using db.stb tags(101, 102, "103")
sql insert into db.ctb values(now, 1, "2", 3, 4, 5, 6)

sql show db.stables
if $rows != 1 then
  return -1
endi
if $data[0][0] != stb then
  return -1
endi
if $data[0][1] != db then
  return -1
endi
if $data[0][3] != 7 then
  return -1
endi
if $data[0][4] != 3 then
  return -1
endi
if $data[0][6] != abd then
  return -1
endi

sql show db.tables
if $rows != 1 then
  return -1
endi
if $data[0][0] != ctb then
  return -1
endi
if $data[0][1] != db then
  return -1
endi
if $data[0][3] != 7 then
  return -1
endi
if $data[0][4] != stb then
  return -1
endi
if $data[0][6] != 2 then
  return -1
endi
if $data[0][9] != CHILD_TABLE then
  return -1
endi

sql select * from db.stb
if $rows != 1 then
  return -1
endi
if $data[0][1] != 1 then
  return -1
endi
if $data[0][2] != 2 then
  return -1
endi
if $data[0][3] != 3 then
  return -1
endi
if $data[0][4] != 4 then
  return -1
endi
if $data[0][5] != 5 then
  return -1
endi
if $data[0][6] != 6 then
  return -1
endi
if $data[0][7] != 101 then
  return -1
endi

sql_error alter table db.stb drop column ts
sql_error alter table db.stb drop column t1
sql_error alter table db.stb drop column t2
sql_error alter table db.stb drop column t3
sql_error alter table db.stb drop column c9

print ========== step1 drop column c6
sql alter table db.stb drop column c6
sql show db.stables
if $data[0][3] != 6 then
  return -1
endi

sql show db.tables
if $data[0][3] != 6 then
  return -1
endi

sql select * from db.stb
sql select * from db.stb
print $data[0][0] $data[0][1] $data[0][2] $data[0][3] $data[0][4] $data[0][5] $data[0][6]
if $rows != 1 then
  return -1
endi
if $data[0][1] != 1 then
  return -1
endi
if $data[0][2] != 2 then
  return -1
endi
if $data[0][3] != 3 then
  return -1
endi
if $data[0][4] != 4 then
  return -1
endi
if $data[0][5] != 5 then
  return -1
endi
if $data[0][6] != 101 then
  print expect 101, actual: $data06
  return -1
endi

sql insert into db.ctb values(now+1s, 1, 2, 3, 4, 5)
sql select * from db.stb
if $rows != 2 then
  return -1
endi

print ========== step2 drop column c5
sql alter table db.stb drop column c5
sql_error insert into db.ctb values(now+2s, 1, 2, 3, 4, 5)
sql insert into db.ctb values(now+2s, 1, 2, 3, 4)
sql insert into db.ctb values(now+3s, 1, 2, 3, 4)
sql_error insert into db.ctb values(now+2s, 1, 2, 3, 4, 5)

sql select * from db.stb
if $rows != 4 then
  return -1
endi

print ========== step3 drop column c4
sql alter table db.stb drop column c4
sql select * from db.stb
sql_error insert into db.ctb values(now+2s, 1, 2, 3, 4, 5)
sql_error insert into db.ctb values(now+2s, 1, 2, 3, 4)
sql insert into db.ctb values(now+3s, 1, 2, 3)

sql select * from db.stb
if $rows != 5 then
  return -1
endi

print ========== step4 add column c4
sql alter table db.stb add column c4 binary(13)
sql insert into db.ctb values(now+4s, 1, 2, 3, '4')
sql select * from db.stb
if $rows != 6 then
  return -1
endi
if $data[1][4] != NULL then
  return -1
endi
if $data[2][4] != NULL then
  return -1
endi
if $data[3][4] != NULL then
  return -1
endi
if $data[5][4] != 4 then
  return -1
endi

print ========== step5 describe
sql describe db.ctb
if $rows != 8 then
  return -1
endi
if $data[0][0] != ts then
  return -1
endi
if $data[1][0] != c1 then
  return -1
endi
if $data[2][0] != c2 then
  return -1
endi
if $data[3][0] != c3 then
  return -1
endi
if $data[4][0] != c4 then
  return -1
endi
if $data[4][1] != VARCHAR then
  return -1
endi
if $data[4][2] != 13 then
  return -1
endi
if $data[5][0] != t1 then
  return -1
endi
if $data[6][0] != t2 then
  return -1
endi
if $data[7][0] != t3 then
  return -1
endi

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