# 在数据库对文献进行修改

格式化文件过程中的[格式化窗口](/rtf/format-paper.md)打开时，如果在数据库中对文献进行了修改，要选择「Rescan」更新文献信息

例如文中输入了引文 {Howsci, 2015}，而数据没有这个文献，相应的也就显示匹配「0」。此时离开格式化窗口，在数据库中输入该文献的信息之后，再回到格式化窗口，重扫描一下，此时匹配就会变成了「1」


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