函数 上零点的个数为（   ）

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku_ where sourceid='16190' and id < 1360247 and id<>'1360247' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='16190' and id > 1360247 and id<>'1360247' order by id asc limit 5