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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
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SELECT count(*),
       sum(D_YEAR) sy
FROM (SELECT 19950301 AS DATE_TIME
      UNION ALL
      SELECT 19950302 AS DATE_TIME
      UNION ALL
      SELECT 20500303 AS DATE_TIME
      UNION ALL
      SELECT 19950303 AS DATE_TIME
      UNION ALL
      SELECT 19950303 AS DATE_TIME) t1
         LEFT JOIN SSB.DATES t2 ON t2.D_DATEKEY <= t1.DATE_TIME
    AND t2.D_DATEKEY >= cast(CONCAT(SUBSTR(cast(t1.DATE_TIME as string), 1, 6), '01') as integer)
GROUP BY DATE_TIME
