我创建了张表.显示Table created.
然后用select * 查询确显示ORA-00942: table or view does not exist.
然后我准备在创建次显示ORA-00955: name is already used by an existing object
问下到底是什么问题啊.以前用的都正常.
然后用select * 查询确显示ORA-00942: table or view does not exist.
然后我准备在创建次显示ORA-00955: name is already used by an existing object
问下到底是什么问题啊.以前用的都正常.
create table usera.t(idx int); 查询的时候也需要
select * from usera.t;
查看方法:
select object_name,object_TYPE from user_objects WHERE object_name='你要创建的表名';