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67 lines
2.5 KiB
SQL
67 lines
2.5 KiB
SQL
DROP TABLE IF EXISTS grouping_sets;
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CREATE TABLE grouping_sets(fact_1_id Int32, fact_2_id Int32, fact_3_id Int32, fact_4_id Int32, sales_value Int32) ENGINE = Memory;
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SELECT fact_1_id, fact_3_id, sum(sales_value), count() from grouping_sets GROUP BY GROUPING SETS(fact_1_id, fact_3_id) ORDER BY fact_1_id, fact_3_id;
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INSERT INTO grouping_sets
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SELECT
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number % 2 + 1 AS fact_1_id,
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number % 5 + 1 AS fact_2_id,
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number % 10 + 1 AS fact_3_id,
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number % 10 + 1 AS fact_4_id,
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number % 100 AS sales_value
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FROM system.numbers limit 1000;
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EXPLAIN PIPELINE
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SELECT fact_1_id, fact_2_id, fact_3_id, SUM(sales_value) AS sales_value from grouping_sets
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GROUP BY GROUPING SETS ((fact_1_id, fact_2_id), (fact_1_id, fact_3_id))
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ORDER BY fact_1_id, fact_2_id, fact_3_id;
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SELECT fact_1_id, fact_2_id, fact_3_id, SUM(sales_value) AS sales_value from grouping_sets
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GROUP BY GROUPING SETS ((fact_1_id, fact_2_id), (fact_1_id, fact_3_id))
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ORDER BY fact_1_id, fact_2_id, fact_3_id;
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SELECT fact_1_id, fact_2_id, fact_3_id, fact_4_id, SUM(sales_value) AS sales_value from grouping_sets
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GROUP BY GROUPING SETS ((fact_1_id, fact_2_id), (fact_3_id, fact_4_id))
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ORDER BY fact_1_id, fact_2_id, fact_3_id, fact_4_id;
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SELECT fact_1_id, fact_2_id, fact_3_id, SUM(sales_value) AS sales_value from grouping_sets
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GROUP BY GROUPING SETS ((fact_1_id, fact_2_id), (fact_3_id), ())
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ORDER BY fact_1_id, fact_2_id, fact_3_id;
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SELECT
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fact_1_id,
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fact_3_id,
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SUM(sales_value) AS sales_value
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FROM grouping_sets
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GROUP BY grouping sets ((fact_1_id), (fact_1_id, fact_3_id)) WITH TOTALS
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ORDER BY fact_1_id, fact_3_id; -- { serverError NOT_IMPLEMENTED }
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EXPLAIN SYNTAX SELECT
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fact_1_id,
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fact_3_id,
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SUM(sales_value) AS sales_value
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FROM grouping_sets
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GROUP BY grouping sets (fact_1_id, (fact_1_id, fact_3_id)) WITH TOTALS
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ORDER BY fact_1_id, fact_3_id;
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SELECT
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fact_1_id,
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fact_3_id,
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SUM(sales_value) AS sales_value
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FROM grouping_sets
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GROUP BY grouping sets (fact_1_id, (fact_1_id, fact_3_id)) WITH TOTALS
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ORDER BY fact_1_id, fact_3_id; -- { serverError NOT_IMPLEMENTED }
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DROP TABLE grouping_sets;
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EXPLAIN PIPELINE
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SELECT SUM(number) as sum_value, count() AS count_value from numbers_mt(1000000)
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GROUP BY GROUPING SETS ((number % 10), (number % 100))
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ORDER BY sum_value, count_value SETTINGS max_threads=3;
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SELECT SUM(number) as sum_value, count() AS count_value from numbers_mt(1000000)
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GROUP BY GROUPING SETS ((number % 10), (number % 100))
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ORDER BY sum_value, count_value SETTINGS max_threads=3;
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