4 files changed, 52 insertions, 29 deletions
diff --git a/doc/database/db_xchan.bb b/doc/database/db_xchan.bb
index fd1d68296..8932969c5 100644
--- a/doc/database/db_xchan.bb
+++ b/doc/database/db_xchan.bb
@@ -1,44 +1,59 @@
 [table]
 [tr][th]Field[/th][th]Description[/th][th]Type[/th][th]Null[/th][th]Key[/th][th]Default[/th][th]Extra
 [/th][/tr]
-[tr][td]xchan_hash[/td][td][/td][td]char(255)[/td][td]NO[/td][td]PRI[/td][td]NULL[/td][td]
+[tr][td]xchan_hash[/td][td]calculated hash of this extended channel[/td][td]char(255)[/td][td]NO[/td][td]PRI[/td][td]NULL[/td][td]
 [/td][/tr]
-[tr][td]xchan_guid[/td][td][/td][td]char(255)[/td][td]NO[/td][td]MUL[/td][td][/td][td]
+[tr][td]xchan_guid[/td][td]channel_guid of this extended channel[/td][td]char(255)[/td][td]NO[/td][td]MUL[/td][td][/td][td]
 [/td][/tr]
-[tr][td]xchan_guid_sig[/td][td][/td][td]text[/td][td]NO[/td][td][/td][td]NULL[/td][td]
+[tr][td]xchan_guid_sig[/td][td]base64url encoded signature of the guid[/td][td]text[/td][td]NO[/td][td][/td][td]NULL[/td][td]
 [/td][/tr]
-[tr][td]xchan_pubkey[/td][td][/td][td]text[/td][td]NO[/td][td][/td][td]NULL[/td][td]
+[tr][td]xchan_pubkey[/td][td]public key for verifying signed data and assertions[/td][td]text[/td][td]NO[/td][td][/td][td]NULL[/td][td]
 [/td][/tr]
-[tr][td]xchan_photo_mimetype[/td][td][/td][td]char(32)[/td][td]NO[/td][td][/td][td]image/jpeg[/td][td]
+[tr][td]xchan_photo_mimetype[/td][td]mimetype of the profile photo[/td][td]char(32)[/td][td]NO[/td][td][/td][td]image/jpeg[/td][td]
 [/td][/tr]
-[tr][td]xchan_photo_l[/td][td][/td][td]char(255)[/td][td]NO[/td][td][/td][td][/td][td]
+[tr][td]xchan_photo_l[/td][td]photo url 300px[/td][td]char(255)[/td][td]NO[/td][td][/td][td][/td][td]
 [/td][/tr]
-[tr][td]xchan_photo_m[/td][td][/td][td]char(255)[/td][td]NO[/td][td][/td][td][/td][td]
+[tr][td]xchan_photo_m[/td][td]photo url 80 px[/td][td]char(255)[/td][td]NO[/td][td][/td][td][/td][td]
 [/td][/tr]
-[tr][td]xchan_photo_s[/td][td][/td][td]char(255)[/td][td]NO[/td][td][/td][td][/td][td]
+[tr][td]xchan_photo_s[/td][td]photo url 48 px[/td][td]char(255)[/td][td]NO[/td][td][/td][td][/td][td]
 [/td][/tr]
-[tr][td]xchan_addr[/td][td][/td][td]char(255)[/td][td]NO[/td][td]MUL[/td][td][/td][td]
+[tr][td]xchan_addr[/td][td]user@host[/td][td]char(255)[/td][td]NO[/td][td]MUL[/td][td][/td][td]
 [/td][/tr]
-[tr][td]xchan_url[/td][td][/td][td]char(255)[/td][td]NO[/td][td]MUL[/td][td][/td][td]
+[tr][td]xchan_url[/td][td]url of channel page on primary hub location[/td][td]char(255)[/td][td]NO[/td][td]MUL[/td][td][/td][td]
 [/td][/tr]
-[tr][td]xchan_connurl[/td][td][/td][td]char(255)[/td][td]NO[/td][td]MUL[/td][td][/td][td]
+[tr][td]xchan_connurl[/td]poco url[td][/td][td]char(255)[/td][td]NO[/td][td]MUL[/td][td][/td][td]
 [/td][/tr]
-[tr][td]xchan_follow[/td][td][/td][td]char(255)[/td][td]NO[/td][td]MUL[/td][td][/td][td]
+[tr][td]xchan_follow[/td]url template for following %s[td][/td][td]char(255)[/td][td]NO[/td][td]MUL[/td][td][/td][td]
 [/td][/tr]
-[tr][td]xchan_connpage[/td][td][/td][td]char(255)[/td][td]NO[/td][td][/td][td][/td][td]
+[tr][td]xchan_connpage[/td][td]for premium channels url of channel to display when connecting[/td][td]char(255)[/td][td]NO[/td][td][/td][td][/td][td]
 [/td][/tr]
-[tr][td]xchan_name[/td][td][/td][td]char(255)[/td][td]NO[/td][td]MUL[/td][td][/td][td]
+[tr][td]xchan_name[/td][td]human readabl name of channel[/td][td]char(255)[/td][td]NO[/td][td]MUL[/td][td][/td][td]
 [/td][/tr]
-[tr][td]xchan_network[/td][td][/td][td]char(255)[/td][td]NO[/td][td]MUL[/td][td][/td][td]
+[tr][td]xchan_network[/td][td]network of channel for instance 'zot', 'diaspora', 'unknown'[/td][td]char(255)[/td][td]NO[/td][td]MUL[/td][td][/td][td]
 [/td][/tr]
-[tr][td]xchan_instance_url[/td][td][/td][td]char(255)[/td][td]NO[/td][td]MUL[/td][td][/td][td]
+[tr][td]xchan_instance_url[/td][td]no longer used[/td][td]char(255)[/td][td]NO[/td][td]MUL[/td][td][/td][td]
 [/td][/tr]
-[tr][td]xchan_flags[/td][td][/td][td]int(10) unsigned[/td][td]NO[/td][td]MUL[/td][td]0[/td][td]
+[tr][td]xchan_flags[/td][td]no longer used[/td][td]int(10) unsigned[/td][td]NO[/td][td]MUL[/td][td]0[/td][td]
 [/td][/tr]
-[tr][td]xchan_photo_date[/td][td][/td][td]datetime[/td][td]NO[/td][td][/td][td]0000-00-00 00:00:00[/td][td]
+[tr][td]xchan_photo_date[/td][td]timestamp of last photo change in GMT[/td][td]datetime[/td][td]NO[/td][td][/td][td]0000-00-00 00:00:00[/td][td]
 [/td][/tr]
-[tr][td]xchan_name_date[/td][td][/td][td]datetime[/td][td]NO[/td][td][/td][td]0000-00-00 00:00:00[/td][td]
+[tr][td]xchan_name_date[/td][td]timestamp of last name change in GMT[/td][td]datetime[/td][td]NO[/td][td][/td][td]0000-00-00 00:00:00[/td][td]
 [/td][/tr]
+[tr][td]xchan_hidden[/td][td]flag - channel is hidden[/td][td]int(10) unsigned[/td][td]NO[/td][td]MUL[/td][td]0[/td][td]
+[/td][/tr]
+[tr][td]xchan_orphan[/td][td]flag - channel has no known hubloc locations[/td][td]int(10) unsigned[/td][td]NO[/td][td]MUL[/td][td]0[/td][td]
+[/td][/tr]
+[tr][td]xchan_censored[/td][td]flag - channel has been censored[/td][td]int(10) unsigned[/td][td]NO[/td][td]MUL[/td][td]0[/td][td]
+[/td][/tr]
+[tr][td]xchan_selfcensored[/td][td]flag - channel is self censored (adult or nsfw)[/td][td]int(10) unsigned[/td][td]NO[/td][td]MUL[/td][td]0[/td][td]
+[/td][/tr]
+[tr][td]xchan_system[/td][td]flag - this represents a system channel[/td][td]int(10) unsigned[/td][td]NO[/td][td]MUL[/td][td]0[/td][td]
+[/td][/tr]
+[tr][td]xchan_pubforum[/td][td]flag - channel is a public forum[/td][td]int(10) unsigned[/td][td]NO[/td][td]MUL[/td][td]0[/td][td]
+[/td][/tr]
+[tr][td]xchan_deleted[/td][td]flag - channel was deleted[/td][td]int(10) unsigned[/td][td]NO[/td][td]MUL[/td][td]0[/td][td]
+[/td][/tr]
+
 [/table]
 
 Return to [zrl=[baseurl]/help/database]database documentation[/zrl]
 \ No newline at end of file
diff --git a/doc/database/db_xign.bb b/doc/database/db_xign.bb
index e216e11cc..63c6569de 100644
--- a/doc/database/db_xign.bb
+++ b/doc/database/db_xign.bb
@@ -1,11 +1,12 @@
+xign - holds xchan information for channels that have been ignored in 'friend suggestions' 
 [table]
 [tr][th]Field[/th][th]Description[/th][th]Type[/th][th]Null[/th][th]Key[/th][th]Default[/th][th]Extra
 [/th][/tr]
-[tr][td]id[/td][td][/td][td]int(10) unsigned[/td][td]NO[/td][td]PRI[/td][td]NULL[/td][td]auto_increment
+[tr][td]id[/td][td]sequential ID[/td][td]int(10) unsigned[/td][td]NO[/td][td]PRI[/td][td]NULL[/td][td]auto_increment
 [/td][/tr]
-[tr][td]uid[/td][td][/td][td]int(11)[/td][td]NO[/td][td]MUL[/td][td]0[/td][td]
+[tr][td]uid[/td][td]local channel.channel_id[/td][td]int(11)[/td][td]NO[/td][td]MUL[/td][td]0[/td][td]
 [/td][/tr]
-[tr][td]xchan[/td][td][/td][td]char(255)[/td][td]NO[/td][td]MUL[/td][td][/td][td]
+[tr][td]xchan[/td][td]xchan.xchan_hash of ignored channel[/td][td]char(255)[/td][td]NO[/td][td]MUL[/td][td][/td][td]
 [/td][/tr]
 [/table]
 
diff --git a/doc/database/db_xlink.bb b/doc/database/db_xlink.bb
index 2eefec14a..528f8da19 100644
--- a/doc/database/db_xlink.bb
+++ b/doc/database/db_xlink.bb
@@ -1,15 +1,21 @@
+xlink - used to store social graph and channel ratings
 [table]
 [tr][th]Field[/th][th]Description[/th][th]Type[/th][th]Null[/th][th]Key[/th][th]Default[/th][th]Extra
 [/th][/tr]
-[tr][td]xlink_id[/td][td][/td][td]int(10) unsigned[/td][td]NO[/td][td]PRI[/td][td]NULL[/td][td]auto_increment
+[tr][td]xlink_id[/td][td]sequential ID[/td][td]int(10) unsigned[/td][td]NO[/td][td]PRI[/td][td]NULL[/td][td]auto_increment
 [/td][/tr]
-[tr][td]xlink_xchan[/td][td][/td][td]char(255)[/td][td]NO[/td][td]MUL[/td][td][/td][td]
+[tr][td]xlink_xchan[/td][td]xchan.xchan_hash of controlling channel[/td][td]char(255)[/td][td]NO[/td][td]MUL[/td][td][/td][td]
 [/td][/tr]
-[tr][td]xlink_link[/td][td][/td][td]char(255)[/td][td]NO[/td][td]MUL[/td][td][/td][td]
+[tr][td]xlink_link[/td][td]xchan.xchan_hash of link target (connection or rating)[/td][td]char(255)[/td][td]NO[/td][td]MUL[/td][td][/td][td]
 [/td][/tr]
-[tr][td]xlink_rating[/td][td][/td][td]int(11)[/td][td]NO[/td][td]MUL[/td][td]0[/td][td]
+[tr][td]xlink_rating[/td][td]int rating[/td][td]int(11)[/td][td]NO[/td][td]MUL[/td][td]0[/td][td]
 [/td][/tr]
-[tr][td]xlink_updated[/td][td][/td][td]datetime[/td][td]NO[/td][td]MUL[/td][td]0000-00-00 00:00:00[/td][td]
+[tr][td]xlink_rating_txt[/td][td]rating text[/td][td]mediumtext[/td][td]NO[/td][td]MUL[/td][td]0[/td][td]
+[/td][/tr]
+[tr][td]xlink_updated[/td][td]timestamp of update in GMT[/td][td]datetime[/td][td]NO[/td][td]MUL[/td][td]0000-00-00 00:00:00[/td][td]
+[tr][td]xlink_static[/td][td]0 for social graph, 1 for ratings[/td][td]int(11)[/td][td]NO[/td][td]MUL[/td][td]0[/td][td]
+[/td][/tr]
+[tr][td]xlink_sig[/td][td]base64url encoded signature of rating information[/td][td]int(11)[/td][td]NO[/td][td]MUL[/td][td]0[/td][td]
 [/td][/tr]
 [/table]
 
diff --git a/doc/database/db_xprof.bb b/doc/database/db_xprof.bb
index d98fb3f17..bed79e9ca 100644
--- a/doc/database/db_xprof.bb
+++ b/doc/database/db_xprof.bb
@@ -1,9 +1,10 @@
+xprof - stores searchable public profile information on directory servers
 [table]
 [tr][th]Field[/th][th]Description[/th][th]Type[/th][th]Null[/th][th]Key[/th][th]Default[/th][th]Extra
 [/th][/tr]
-[tr][td]xprof_hash[/td][td][/td][td]char(255)[/td][td]NO[/td][td]PRI[/td][td]NULL[/td][td]
+[tr][td]xprof_hash[/td][td]xchan.xchan_hash of this channel[/td][td]char(255)[/td][td]NO[/td][td]PRI[/td][td]NULL[/td][td]
 [/td][/tr]
-[tr][td]xprof_age[/td][td][/td][td]tinyint(3) unsigned[/td][td]NO[/td][td]MUL[/td][td]0[/td][td]
+[tr][td]xprof_age[/td][td]current age (updated monthly)[/td][td]tinyint(3) unsigned[/td][td]NO[/td][td]MUL[/td][td]0[/td][td]
 [/td][/tr]
 [tr][td]xprof_desc[/td][td][/td][td]char(255)[/td][td]NO[/td][td]MUL[/td][td][/td][td]
 [/td][/tr]