--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/SQL/postgres/2009103100.sql	Thu Jan 04 15:52:31 2018 -0500
@@ -0,0 +1,32 @@
+-- Updates from version 0.3.1
+
+DROP INDEX identities_user_id_idx;
+CREATE INDEX identities_user_id_idx ON identities (user_id, del);
+
+ALTER TABLE identities ADD changed timestamp with time zone DEFAULT now() NOT NULL;
+
+CREATE SEQUENCE contactgroups_ids
+    INCREMENT BY 1
+    NO MAXVALUE
+    NO MINVALUE
+    CACHE 1;
+
+CREATE TABLE contactgroups (
+    contactgroup_id integer DEFAULT nextval('contactgroups_ids'::text) PRIMARY KEY,
+    user_id integer NOT NULL
+        REFERENCES users(user_id) ON DELETE CASCADE ON UPDATE CASCADE,
+    changed timestamp with time zone DEFAULT now() NOT NULL,
+    del smallint NOT NULL DEFAULT 0,
+    name varchar(128) NOT NULL DEFAULT ''
+);
+
+CREATE INDEX contactgroups_user_id_idx ON contactgroups (user_id, del);
+
+CREATE TABLE contactgroupmembers (
+    contactgroup_id integer NOT NULL
+        REFERENCES contactgroups(contactgroup_id) ON DELETE CASCADE ON UPDATE CASCADE,
+    contact_id integer NOT NULL
+        REFERENCES contacts(contact_id) ON DELETE CASCADE ON UPDATE CASCADE,
+    created timestamp with time zone DEFAULT now() NOT NULL,
+    PRIMARY KEY (contactgroup_id, contact_id)
+);