添加项目文件。

Data/databases.md

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+## Config.db
+The configuration for the site. Such as site name, email setup, customizations, etc.
+
+## DeletedPageRevisions.db
+When page revisions are deleted, they are moved to this database.
+
+## DeletedPages.db
+When entire pages are deleted, they are moved to this database along with all of their file attachments.
+
+## Emoji.db
+Contains all emoji image binaries and their tags.
+
+## Exceptions.db
+Contains site exceptions.
+
+## Pages.db
+Contains site pages, their file attachments, tags, processing instructions and search tokens.
+
+## Statistics.db
+When enabled, contains the wiki compilation statistics.
+
+## Users.db
+Contains user accounts and profiles, this is for local login and 3rd party authentication providers.
+
+## Words.db
+Contains a list of words than can be used for generating random strings (such as user profile names).