use kamailio

-- Downgrade Kamailio from v3.3.0 to v3.2.x
-- PERMISSIONS module
ALTER TABLE address CHANGE COLUMN ip_addr ip_addr varchar(15) NOT NULL;
ALTER TABLE address CHANGE COLUMN grp grp smallint(5) UNSIGNED NOT NULL DEFAULT '0';
ALTER TABLE address CHANGE COLUMN mask mask tinyint(4) NOT NULL DEFAULT '32';

-- DIALOG module
DELETE FROM dialog;
ALTER TABLE dialog CHANGE COLUMN caller_cseq caller_cseq varchar(7) NOT NULL;
ALTER TABLE dialog CHANGE COLUMN callee_cseq callee_cseq varchar(7) NOT NULL;
ALTER TABLE dialog ADD COLUMN toroute int(10) UNSIGNED NOT NULL DEFAULT '0' AFTER sflags;
ALTER TABLE dialog DROP COLUMN iflags;
ALTER TABLE dialog DROP COLUMN xdata;

-- USRLOC module
DELETE FROM location;
ALTER TABLE location DROP COLUMN ruid;
ALTER TABLE location DROP COLUMN reg_id;
ALTER TABLE location DROP COLUMN instance;

DROP TABLE aliases;
DELETE FROM version WHERE table_name='aliases';

-- DOMAIN module
ALTER TABLE domain CHANGE COLUMN domain domain varchar(64) NOT NULL DEFAULT '';
ALTER TABLE domain DROP COLUMN did;
DROP TABLE domain_attrs;
DELETE FROM version WHERE table_name='domain_attrs';

-- HTABLE module
DROP TABLE htable;
DELETE FROM version WHERE table_name='htable';

-- VERSION table
DELETE FROM version WHERE table_name='address';
INSERT INTO version (table_name, table_version) VALUES ('address','4');
DELETE FROM version WHERE table_name='dialog';
INSERT INTO version (table_name, table_version) VALUES ('dialog','4');
DELETE FROM version WHERE table_name='domain';
INSERT INTO version (table_name, table_version) VALUES ('domain','1');
DELETE FROM version WHERE table_name='location';
INSERT INTO version (table_name, table_version) VALUES ('location','4');

-- Downgrade Kamailio from v3.2.0 to v3.1.x

DROP TABLE dialog_vars;
DELETE FROM version WHERE table_name='dialog_vars';

ALTER TABLE lcr_gw DROP COLUMN prefix;
ALTER TABLE lcr_gw MODIFY tag VARCHAR(16) DEFAULT NULL;
ALTER TABLE lcr_gw DROP INDEX lcr_id_idx;
UPDATE version SET table_version=1 WHERE table_name='lcr_gw';