davical/dba/rscds.sql

-- Really Simple CalDAV Store - Database Schema
--

-- Use the usr, group and schema management stufffrom libawl-php
\i /usr/share/awl/dba/awl-tables.sql
\i /usr/share/awl/dba/schema-management.sql

CREATE TABLE ics_event_data (
  user_no INT references usr(user_no),
  ics_event_name TEXT,
  ics_event_etag TEXT,
  ics_raw_data TEXT,

  PRIMARY KEY ( user_no, ics_event_name, ics_event_etag )
);

GRANT SELECT,INSERT,UPDATE,DELETE ON ics_event_data TO general;


CREATE TABLE time_zones (
  tzid TEXT PRIMARY KEY,
  location TEXT,
  tz_spec TEXT,
  pgtz TEXT
);
GRANT SELECT,INSERT ON time_zones TO general;


CREATE TABLE ical_events (
  user_no INT references usr(user_no),
  ics_event_name TEXT,
  ics_event_etag TEXT,

  -- Extracted vEvent event data
  uid TEXT,
  dtstamp TEXT,
  dtstart TIMESTAMP WITH TIME ZONE,
  dtend TIMESTAMP WITH TIME ZONE,
  summary TEXT,
  location TEXT,
  class TEXT,
  transp TEXT,
  description TEXT,
  rrule TEXT,
  tzid TEXT REFERENCES time_zones( tzid ),

  -- Cascade updates / deletes from the ics_event_data table
  CONSTRAINT ics_event_exists FOREIGN KEY ( user_no, ics_event_name, ics_event_etag )
                REFERENCES ics_event_data ( user_no, ics_event_name, ics_event_etag )
                MATCH FULL ON DELETE CASCADE ON UPDATE CASCADE DEFERRABLE
);

GRANT SELECT,INSERT,UPDATE,DELETE ON ical_events TO general;