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SQL> select * from &table_name; 为table_name输入值: dba_users 原(值) 1: select * from &table_name 新(值) 1: select * from dba_users USERNAME USER_ID PASSWORD DEFAULT_TABLESPACE TEMPORARY_TABLESPACE CREATED PROFILE -------- -------- ------------------ ------------------- ---------------------- ----------- ------- SYS 0 65D95B5448E10E2E SYSTEM SYSTEM 30-OCT-97 DEFAULT SYSTEM 5 D4DF7931AB130E37 USER_DATA TEMPORARY_DATA 30-OCT-97 DEFAULT SCOTT 10 F894844C34402B67 USER_DATA TEMPORARY_DATA 30-OCT-97 DEFAULT 查询到3记录. SQL>