请教:oracle9i能支持中文字段名吗?

可以:create table testa("好" number(2));
SQL> insert into testa values(1);1 row created.SQL> commit;Commit complete.SQL> select * from testa;        好
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         1SQL> select "好" from testa;        好
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         1好用双引号引起,用的时候也一样