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impl
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parent
9597a47016
commit
ee31be4286
@ -5,7 +5,7 @@
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a String,
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a String,
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b_count AggregateFunction(uniq, UInt64)
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b_count AggregateFunction(uniq, UInt64)
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) Engine=MergeTree partition by tuple()
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) Engine=MergeTree partition by tuple()
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ORDER by tuple()
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ORDER by a
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SETTINGS index_granularity = 1024;
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SETTINGS index_granularity = 1024;
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</create_query>
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</create_query>
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@ -15,7 +15,7 @@
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a String,
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a String,
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b_count AggregateFunction(uniq, String)
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b_count AggregateFunction(uniq, String)
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) Engine=MergeTree partition by tuple()
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) Engine=MergeTree partition by tuple()
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ORDER by tuple()
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ORDER by a
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SETTINGS index_granularity = 1024;
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SETTINGS index_granularity = 1024;
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</create_query>
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</create_query>
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@ -28,7 +28,7 @@
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SELECT a, uniqState(b) b_count
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SELECT a, uniqState(b) b_count
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FROM
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FROM
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(
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(
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SELECT toString(rand() % 1000) a, toString(number % 10000) b
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SELECT toString(intDiv(number, 20000)) a, toString(number % 10000) b
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FROM numbers_mt(20000000)
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FROM numbers_mt(20000000)
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)
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)
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GROUP BY a
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GROUP BY a
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