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-- Licensed to the Apache Software Foundation (ASF) under one
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-- distributed with this work for additional information
-- regarding copyright ownership.  The ASF licenses this file
-- to you under the Apache License, Version 2.0 (the
-- "License"); you may not use this file except in compliance
-- with the License.  You may obtain a copy of the License at
--
--     http://www.apache.org/licenses/LICENSE-2.0
--
-- Unless required by applicable law or agreed to in writing, software
-- distributed under the License is distributed on an "AS IS" BASIS,
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--

select cal_dt1, cal_dt2, lm_active, ly_active, lm_active2, ly_active2
from
(
select
cal_dt cal_dt1
,coalesce(lag(sum(price),1) OVER (order by cal_dt))  lm_active
,coalesce(lag(sum(price),12) OVER (order by cal_dt))  ly_active
from test_kylin_fact
group by cal_dt
) as tb1
full join
(
select
cal_dt cal_dt2
,coalesce(lag(sum(ITEM_COUNT),1) OVER (order by cal_dt))  lm_active2
,coalesce(lag(sum(ITEM_COUNT),12) OVER (order by cal_dt))  ly_active2
from test_kylin_fact
group by cal_dt
) as tb2
on 1=1
order by cal_dt1, cal_dt2
limit 50
