這是我的SQL查詢操作數應包含1列(S)我得到這個錯誤,而在執行刪除查詢
delete FROM
SubMaster_test1
where SubMasterId in (select *
from SubMaster_test1 where AgentId
not in (select distinct
introducer from SubMaster_test1
where introducer is not null))
我得到以下錯誤
[錯誤] 1241 - 的操作對象包含1列(S)
[的MySQL可能的複製 - 操作數應包含1列(S)](http://stackoverflow.com/questions/14046838/mysql-operand-should-contain-1-columns) –