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34 lines
761 B
SQL
34 lines
761 B
SQL
-- Tags: no-random-merge-tree-settings
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DROP TABLE IF EXISTS t0;
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CREATE TABLE t0
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(
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c1 Int64,
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c2 Int64,
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c3 Int64,
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PROJECTION p1
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(
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SELECT
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c1,
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c2,
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sum(c3)
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GROUP BY
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c2,
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c1
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)
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)
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ENGINE = MergeTree ORDER BY (c1, c2) settings min_bytes_for_wide_part = 10485760, min_rows_for_wide_part = 0;
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SET optimize_trivial_insert_select = 1;
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INSERT INTO t0 SELECT
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number,
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-number,
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number
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FROM numbers_mt(1e5);
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select * from (EXPLAIN indexes = 1 SELECT c1, sum(c3) FROM t0 GROUP BY c1) where explain like '%ReadFromMergeTree%';
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select * from (EXPLAIN indexes = 1 SELECT c1, sum(c3) FROM t0 WHERE c1 = 100 GROUP BY c1) where explain like '%Granules%';
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DROP TABLE t0;
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