| [conversation](help/database/db_conversation) | Raw data and structure information for messages |
| [delayed-post](help/database/db_delayed-post) | Posts that are about to be distributed at a later time |
| [diaspora-interaction](help/database/db_diaspora-interaction) | Signed Diaspora Interaction |
+| [endpoint](help/database/db_endpoint) | ActivityPub endpoints - used in the ActivityPub implementation |
| [event](help/database/db_event) | Events |
| [fcontact](help/database/db_fcontact) | Diaspora compatible contacts - used in the Diaspora implementation |
| [fsuggest](help/database/db_fsuggest) | friend suggestion stuff |
| [photo](help/database/db_photo) | photo storage |
| [post](help/database/db_post) | Structure for all posts |
| [post-category](help/database/db_post-category) | post relation to categories |
+| [post-collection](help/database/db_post-collection) | Collection of posts |
| [post-content](help/database/db_post-content) | Content for all posts |
+| [post-delivery](help/database/db_post-delivery) | Delivery data for posts for the batch processing |
| [post-delivery-data](help/database/db_post-delivery-data) | Delivery data for items |
| [post-link](help/database/db_post-link) | Post related external links |
| [post-media](help/database/db_post-media) | Attached media |
+| [post-question](help/database/db_post-question) | Question |
+| [post-question-option](help/database/db_post-question-option) | Question option |
| [post-tag](help/database/db_post-tag) | post relation to tags |
| [post-thread](help/database/db_post-thread) | Thread related data |
| [post-thread-user](help/database/db_post-thread-user) | Thread related data per user |