select * from dba_tables where owner = ‘DINGYINGSI‘; select * from user_col_comments where table_name = ‘STUDENT‘; comment on table "STUDENT" is ‘这是学生信息表‘; comment on column STUDENT.ID is ‘这是一个学生的ID‘;
注意表名的大小写
原文：http://www.cnblogs.com/dingyingsi/p/4799281.html