数据库用户需要相当多的权限，包括修改表格，放下表格，索引一类的也一样。
Your database user needs quite a lot database permissions, including alter table, drop table, same for index etc.
文章长度不超过6,000字，包括参考文献，图表，表格及备注。超过字数限制的论文将被退回修改。
The maximum length of the paper is 6,000 words, including references, figures, tables and notes.
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