id – integer number each user is assigned within database (userID).
email – email entered by user during registration/profile edit.
username – username entered by user during registration/profile edit.
password – encrypted user password.
joinStamp – Unix TimeStamp formated date/time when user joined your site.
activityStamp – Unix TimeStamp formated date/time when user has been active last time.
accountType – hashed value of an account type selected by user upon registration
emailVerify – numerical value indicating whether user's email is verified or not.
1 = verified
0 = unverified.