--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/plugins/calendar/drivers/database/SQL/postgres.initial.sql	Sat Jan 13 08:56:12 2018 -0500
@@ -0,0 +1,109 @@
+/**
+ * RoundCube Calendar
+ *
+ * Plugin to add a calendar to RoundCube.
+ *
+ * @author Lazlo Westerhof
+ * @author Albert Lee
+ * @author Aleksander Machniak <machniak@kolabsys.com>
+ * @licence GNU AGPL
+ * @copyright (c) 2010 Lazlo Westerhof - Netherlands
+ * @copyright (c) 2014 Kolab Systems AG
+ *
+ **/
+
+
+CREATE SEQUENCE calendars_seq
+    INCREMENT BY 1
+    NO MAXVALUE
+    NO MINVALUE
+    CACHE 1;
+
+CREATE TABLE calendars (
+    calendar_id integer DEFAULT nextval('calendars_seq'::regclass) NOT NULL,
+    user_id integer NOT NULL
+        REFERENCES users (user_id) ON UPDATE CASCADE ON DELETE CASCADE,
+    name varchar(255) NOT NULL,
+    color varchar(8) NOT NULL,
+    showalarms smallint NOT NULL DEFAULT 1,
+    PRIMARY KEY (calendar_id)
+);
+
+CREATE INDEX calendars_user_id_idx ON calendars (user_id, name);
+
+
+CREATE SEQUENCE events_seq
+    INCREMENT BY 1
+    NO MAXVALUE
+    NO MINVALUE
+    CACHE 1;
+
+CREATE TABLE events (
+    event_id integer DEFAULT nextval('events_seq'::regclass) NOT NULL,
+    calendar_id integer NOT NULL
+        REFERENCES calendars (calendar_id) ON UPDATE CASCADE ON DELETE CASCADE,
+    recurrence_id integer NOT NULL DEFAULT 0,
+    uid varchar(255) NOT NULL DEFAULT '',
+    instance varchar(16) NOT NULL DEFAULT '',
+    isexception smallint NOT NULL DEFAULT '0',
+    created timestamp without time zone DEFAULT now() NOT NULL,
+    changed timestamp without time zone DEFAULT now(),
+    sequence integer NOT NULL DEFAULT 0,
+    "start" timestamp without time zone DEFAULT now() NOT NULL,
+    "end" timestamp without time zone DEFAULT now() NOT NULL,
+    recurrence varchar(255) DEFAULT NULL,
+    title character varying(255) NOT NULL DEFAULT '',
+    description text NOT NULL DEFAULT '',
+    location character varying(255) NOT NULL DEFAULT '',
+    categories character varying(255) NOT NULL DEFAULT '',
+    url character varying(255) NOT NULL DEFAULT '',
+    all_day smallint NOT NULL DEFAULT 0,
+    free_busy smallint NOT NULL DEFAULT 0,
+    priority smallint NOT NULL DEFAULT 0,
+    sensitivity smallint NOT NULL DEFAULT 0,
+    status character varying(32) NOT NULL DEFAULT '',
+    alarms text DEFAULT NULL,
+    attendees text DEFAULT NULL,
+    notifyat timestamp without time zone DEFAULT NULL,
+    PRIMARY KEY (event_id)
+);
+
+CREATE INDEX events_calendar_id_notifyat_idx ON events (calendar_id, notifyat);
+CREATE INDEX events_uid_idx ON events (uid);
+CREATE INDEX events_recurrence_id_idx ON events (recurrence_id);
+
+
+CREATE SEQUENCE attachments_seq
+    INCREMENT BY 1
+    NO MAXVALUE
+    NO MINVALUE
+    CACHE 1;
+
+CREATE TABLE attachments (
+    attachment_id integer DEFAULT nextval('attachments_seq'::regclass) NOT NULL,
+    event_id integer NOT NULL
+        REFERENCES events (event_id) ON DELETE CASCADE ON UPDATE CASCADE,
+    filename varchar(255) NOT NULL DEFAULT '',
+    mimetype varchar(255) NOT NULL DEFAULT '',
+    size integer NOT NULL DEFAULT 0,
+    data text NOT NULL DEFAULT '',
+    PRIMARY KEY (attachment_id)
+);
+
+CREATE INDEX attachments_user_id_idx ON attachments (event_id);
+
+
+CREATE TABLE itipinvitations (
+    token varchar(64) NOT NULL,
+    event_uid varchar(255) NOT NULL,
+    user_id integer NOT NULL
+        REFERENCES users (user_id) ON DELETE CASCADE ON UPDATE CASCADE,
+    event TEXT NOT NULL,
+    expires timestamp without time zone DEFAULT NULL,
+    cancelled smallint NOT NULL DEFAULT 0,
+    PRIMARY KEY (token)
+);
+
+CREATE INDEX itipinvitations_user_id_event_uid_idx ON itipinvitations (user_id, event_uid);
+
+INSERT INTO system (name, value) VALUES ('calendar-database-version', '2015022700');