sql connect $db = db $stb = stb print =============== sync_replica_dropTable_background.sim step0: drop table
$totalTableNum = 6
sql use $db $tblNum = $totalTableNum
$dropTblNum = 6
$i = 1 while $i < $dropTblNum $tb = tb . $i sql drop table if exists $tb $i = $i + 1 endw