2024-04-04 13:37:38 +00:00
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SET allow_experimental_analyzer=1;
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2024-04-02 16:33:56 +00:00
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CREATE TABLE IF NOT EXISTS first engine = MergeTree PARTITION BY (inn, toYYYYMM(received)) ORDER BY (inn, sessionId)
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AS SELECT now() AS received, '123456789' AS inn, '42' AS sessionId;
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CREATE TABLE IF NOT EXISTS second engine = MergeTree PARTITION BY (inn, toYYYYMM(received)) ORDER BY (inn, sessionId)
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AS SELECT now() AS received, '123456789' AS inn, '42' AS sessionId, '111' AS serial, '222' AS reg;
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SELECT alias_first.inn, arrayFirst(t -> isNotNull(t), regInfo.1), arrayFirst(t -> isNotNull(t), regInfo.2)
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FROM first AS alias_first
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INNER JOIN (
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SELECT alias_second.inn, alias_second.sessionId, groupArray((serial, reg)) AS regInfo
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FROM second AS alias_second
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GROUP BY inn, sessionId
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) AS resp ON (alias_first.inn = resp.inn) AND (alias_first.sessionId = resp.sessionId)
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WHERE if('123456789' IS NOT NULL, alias_first.inn = '123456789', 1)
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