"select *,(select count(*) from deeptree where parentid = id) as children from deeptree where id=parentid",conn,1,3
出错提示如下:
OraOLEDB 错误 '80040e0c'
没有为命令对象设置命令。
"select *,(select count(*) from deeptree where parentid = id) as children from deeptree where id=parentid",conn,1,3 出错提示如下: OraOLEDB 错误 '80040e0c' 没有为命令对象设置命令。