sql connect

$db = db
$stb = stb
print =============== sync_replica_dropTable_background.sim step0: drop table
$totalTableNum = 100

sql use $db

$tblNum = $totalTableNum
$dropTblNum = 11

$i = 1
while $i < $dropTblNum
  $tb = tb . $i
  sql drop table if exists $tb
  $i = $i + 1
endw 
