-- This is really honestly a better way to handle plugins.

CREATE TABLE {{TABLE_PREFIX}}plugins (

  plugin_id SERIAL,

  plugin_filename varchar(63),

  plugin_flags int,

  plugin_version varchar(16),

  PRIMARY KEY ( plugin_id )

);

-- User title

ALTER TABLE {{TABLE_PREFIX}}users ADD COLUMN user_title varchar(64) DEFAULT NULL;

-- Modifications to user_rank column

-- http://pgsqld.active-venture.com/ddl-alter.html#AEN1984

ALTER TABLE {{TABLE_PREFIX}}users ALTER COLUMN user_rank DROP NOT NULL,

              ALTER COLUMN user_rank DROP DEFAULT;

ALTER TABLE {{TABLE_PREFIX}}users ADD COLUMN user_group int NOT NULL DEFAULT 1;

UPDATE {{TABLE_PREFIX}}users SET user_rank = NULL;

-- Aggregate function array_accum

-- http://www.postgresql.org/docs/current/static/xaggr.html

CREATE AGGREGATE {{TABLE_PREFIX}}array_accum (anyelement)

(

    sfunc = array_append,

    stype = anyarray,

    initcond = '{}'

);

-- The "guest" rank

-- No frontend to this yet so ranks should not have been created.

DELETE FROM {{TABLE_PREFIX}}ranks WHERE rank_id = 4;

INSERT INTO {{TABLE_PREFIX}}ranks(rank_id, rank_title, rank_style) VALUES

  (4, 'user_rank_guest', '');