manages nodegroups from user-provided spec

[plcapi.git] / planetlab5.sql

diff --git a/planetlab5.sql b/planetlab5.sql
index c389da3..0f3e9fd 100644 (file)
--- a/planetlab5.sql
+++ b/planetlab5.sql
@@ -473,7 +473,8 @@ CREATE TABLE nodegroups (
     nodegroup_id serial PRIMARY KEY,           -- Group identifier
     groupname text UNIQUE NOT NULL,            -- Group name 
     tag_type_id integer REFERENCES tag_types,  -- node is in nodegroup if it has this tag defined
-    tagvalue text NOT NULL                     -- with this value attached
+    -- can be null, make management faster & easier
+    tagvalue text                              -- with this value attached
 ) WITH OIDS;
 
 -- xxx - first rough implem. similar to former semantics but might be slow