我有一个名为GBO_ARC_SCHEMA的架构,其中有一个名为TEST_EMP的表, 我有两个用户说USER_A和USER_B.
I have a schema called GBO_ARC_SCHEMA, in which I have one table called TEST_EMP, and I have two users say USER_A and USER_B.
首先我连接到USER_A并在查询下触发
First I connected to USER_A and fired below query
select count(*)from TEST_EMP; count ----- 20此后,我以USER_b的身份连接并在查询下面触发,但是它给出了错误,表示表或视图没有退出
After that I connected as USER_b and fired below query but it is giving an error, saying that table or view does not exit
select count(*)from TEST_EMP;但是,如果我使用scma.object name,则可以像下面这样查询
But if I use scma.object name it is allowing me to query like below
select count(*)from GBO_ARC_SCHEMA.TEST_EMP;但是根据我的要求,我不想指定架构名称.
but as per my requirement I don't want to specify schema name.
有人可以帮我吗?
推荐答案如果希望所有用户能够从表中进行选择而无需使用架构名称,则您需要创建公共同义词:
If you want all users to be able to select from the table without qualifying with the schema name, you want to create a public synonym:
create public synonym TEST_EMP for GBO_ARC_SCHEMA.TEST_EMP;如果只希望user_b省略架构名称,则要在用户_b的架构(以user_b登录)中创建一个私有同义词.
If you only want user_b to omit the schema name, you want to create a private synonym WITHIN user_b's schema (that is logged on as user_b)
create synonym TEST_EMP for GBO_ARC_SCHEMA.TEST_EMP;如果您坚持不使用同义词,则登录后,请执行
If you insist on not using synonyms, then, after logging in, do a
alter session set current_schema = GBO_ARC_SCHEMA;更多推荐
在不指定架构名称的情况下访问表
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