add constraint on friendship for wideskill view

[brisk.git] / sql / sql.d / 075-users-network.sql

diff --git a/sql/sql.d/075-users-network.sql b/sql/sql.d/075-users-network.sql
index cf108c0..a4a9958 100644 (file)
--- a/sql/sql.d/075-users-network.sql
+++ b/sql/sql.d/075-users-network.sql
@@ -23,11 +23,26 @@ CREATE INDEX #PFX#usersnet_owner_idx ON #PFX#usersnet (owner);
 CREATE INDEX #PFX#usersnet_target_idx ON #PFX#usersnet (target);
 CREATE UNIQUE INDEX #PFX#usersnet_owner_target_idx ON #PFX#usersnet (owner, target);
 
+DROP VIEW #PFX#usersnet_widefriend;
+CREATE VIEW #PFX#usersnet_widefriend
+    AS SELECT un.owner, ur.target, ur.friend, count(*) as count
+        FROM #PFX#usersnet AS un, #PFX#usersnet AS ur
+        WHERE un.target = ur.owner AND un.friend >= 4  -- 'un' is, at least, our friend
+        GROUP BY un.owner, ur.target, ur.friend;
+
+DROP VIEW #PFX#usersnet_narrowfriend;
+CREATE VIEW #PFX#usersnet_narrowfriend
+    AS SELECT un.owner, ur.target, ur.friend, count(*) as count
+        FROM #PFX#usersnet AS un, #PFX#usersnet AS ur
+        WHERE un.target = ur.owner AND un.friend >= 5  -- 'un' is, at least, our friend
+        GROUP BY un.owner, ur.target, ur.friend;
+
 DROP VIEW #PFX#usersnet_wideskill;
 CREATE VIEW #PFX#usersnet_wideskill
     AS SELECT un.owner, ur.target, SUM(ur.skill * un.trust) / SUM(un.trust) as skill, count(*) as count
         FROM #PFX#usersnet AS un, #PFX#usersnet AS ur
-        WHERE un.target = ur.owner AND un.friend >= 4  -- 'un' is, at least, our friend
+        WHERE un.target = ur.owner AND un.friend >= 4   -- 'un' is, at least, our friend
+            AND ur.friend > 2
         GROUP BY un.owner, ur.target;
 
 DROP VIEW #PFX#usersnet_narrowskill;