select r.id
,b.from_dt
,b.to_dt
, proom.name||', койка №'||b.number||coalesce(', '||bprof.name,'')||', '||dep.name,
            bprof.id as bed_profile, bprof.name as bed_profile_name
            FROM md_bed_resource AS r INNER JOIN md_bed AS b ON r.bed_id = b.id join md_room room on b.room_id = room.id
            join pim_room proom on room.id = proom.id
            left join md_bed_profile bprof on b.bed_profile_id=bprof.id
            join pim_department dep on proom.department_id = dep.id
            join pim_organization org on dep.org_id = org.id	where upper(proom.name||', койка №'||b.number||coalesce(', '||bprof.name,'')||', '||dep.name) like '%'||upper('')||'%'
            and org.id = 123 and (dep.id = 1293)
            and (
            to_timestamp('29.10.2016 18:50', 'dd.MM.yyyy hh24:mi:ss')::timestamp is null and 13264557::int4 is null or
            to_timestamp('08.11.2016 13:44', 'dd.MM.yyyy hh24:mi:ss')::timestamp is null
            or
            not exists
            (
                select 1 from sr_res_group_relationship rgrel where rgrel.resource_id = r.id and
                    exists(select 1 from mc_step s where s.res_group_id = rgrel.group_id) and
                    (not
                        (
                            (
                                13264557::int4 is not null and
                                (select max(edatetime) from sr_res_group_relationship where group_id = 13264557 and
                                role_id in (select id from sr_res_role where resource_kind_id = 4)) > rgrel.edatetime
                                or
                                to_timestamp('29.10.2016 18:50', 'dd.MM.yyyy hh24:mi:ss')::timestamp > rgrel.edatetime
                            ) or
                        to_timestamp('08.11.2016 13:44', 'dd.MM.yyyy hh24:mi:ss')::timestamp < rgrel.bdatetime
                        )
                    or to_timestamp('08.11.2016 13:44', 'dd.MM.yyyy hh24:mi:ss')::timestamp > rgrel.bdatetime and rgrel.edatetime is null
                    )
            )
            )

/*
            and (
                (b.from_dt is null and b.to_dt >= coalesce(to_timestamp('08.11.2016 13:44', 'dd.MM.yyyy'), to_date('26.03.2017','dd.mm.yyyy')))
                or (b.to_dt is null and b.from_dt <= coalesce(to_timestamp('29.10.2016 18:50', 'dd.MM.yyyy'), to_date('26.03.2017','dd.mm.yyyy')))
 	            or (b.to_dt is null and b.from_dt is null)
 	            or (b.from_dt <= coalesce(to_timestamp('29.10.2016 18:50', 'dd.MM.yyyy'), to_date('26.03.2017','dd.mm.yyyy'))
 	            and b.to_dt >= coalesce(to_timestamp('08.11.2016 13:44', 'dd.MM.yyyy'), to_date('26.03.2017	','dd.mm.yyyy')))
	        )
*/
;