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27 lines
818 B
MySQL
27 lines
818 B
MySQL
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DROP TABLE IF EXISTS t;
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create table t( s String ) Engine=Memory as select arrayJoin (['a','b','c']);
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SELECT round((sum(multiIf(s IN ('a', 'b'), 1, 0)) / count()) * 100) AS r
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FROM cluster('test_cluster_two_shards', currentDatabase(), t);
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DROP TABLE t;
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DROP TABLE IF EXISTS test_alias;
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CREATE TABLE test_alias(`a` Int64, `b` Int64, `c` Int64, `day` Date, `rtime` DateTime) ENGINE = Memory
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as select 0, 0, 0, '2022-01-01', 0 from zeros(10);
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WITH
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sum(if((a >= 0) AND (b != 100) AND (c = 0), 1, 0)) AS r1,
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sum(if((a >= 0) AND (b != 100) AND (c > 220), 1, 0)) AS r2
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SELECT
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(intDiv(toUInt32(rtime), 20) * 20) * 1000 AS t,
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(r1 * 100) / (r1 + r2) AS m
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FROM cluster('test_cluster_two_shards', currentDatabase(), test_alias)
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WHERE day = '2022-01-01'
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GROUP BY t
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ORDER BY t ASC;
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DROP TABLE test_alias;
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