user_id: (Integer), Primary ID
username: (String), Username of the user
email: (String), Email address of the user
password: (String), Hashed password for the user
bio: (String), Short bio of the user
profile_picture: (String), URL to the profile picture
post_id: (Integer), Primary ID
user_id: (Integer), ID of the user who made the post
datetime_added: (Datetime or Timestamp Integer), When was this post added?
image_url: (String), URL to the image
caption: (String), Caption for the post
comment_id: (Integer), Primary ID
user_id: (Integer), ID of the user who made this comment
post_id: (Integer), ID of the post the comment was made on
datetime_added: (Datetime or Timestamp Integer), When was this comment added?
comment: (String), Text of the comment
like_id: (Integer), Primary ID
user_id: (Integer), ID of the user who liked the post
post_id: (Integer), ID of the post that was liked
datetime_added: (Datetime or Timestamp Integer), When was this like added?
follower_id: (Integer), Primary ID
user_id: (Integer), ID of the user who is following
following_user_id: (Integer), ID of the user being followed
datetime_added: (Datetime or Timestamp Integer), When did this follow relationship start?
dm_id: (Integer), Primary ID
sender_id: (Integer), ID of the user who sent the message
receiver_id: (Integer), ID of the user who received the message
message: (String), The actual message
datetime_sent: (Datetime or Timestamp Integer), When was the message sent?
story_id: (Integer), Primary ID
user_id: (Integer), ID of the user who posted the story
datetime_added: (Datetime or Timestamp Integer), When was the story added?
image_url: (String), URL to the image in the story
caption: (String), Caption for the story
savedpost_id: (Integer), Primary ID
user_id: (Integer), ID of the user who saved the post
post_id: (Integer), ID of the post that was saved
datetime_added: (Datetime or Timestamp Integer), When was the post saved?
hashtag_id: (Integer), Primary ID
hashtag: (String), The actual hashtag text, unique
hashtagmap_id: (Integer), Primary ID
hashtag_id: (Integer), ID of the hashtag
post_id: (Integer), ID of the post where the hashtag is used
datetime_added: (Datetime or Timestamp Integer), When was the hashtag added to the post?